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MDEV-19713 Remove big_tables system variable 

mark big_tables deprecated, the server can put temp tables on disk
as needed avoiding "table full" errors.

in case someone would really need to force a tmp table to be created
on disk from the start and for testing allow tmp_memory_table_size
to be set to 0.

fix tests to use that instead (and add a test that it actually
works).

make sure in-memory TREE size limit is never 0 (it's [ab]using
tmp_memory_table_size at the moment)

remove few sys_vars.*_basic tests
pull/1395/head
Sergei Golubchik 6 years ago
parent
de9ef03ae6
commit
cd41ffe1f1
47 changed files with 453 additions and 1155 deletions
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  1. 8
      mysql-test/include/common-tests.inc
  2. 8
      mysql-test/main/compress.result
  3. 12
      mysql-test/main/cte_recursive.result
  4. 12
      mysql-test/main/cte_recursive.test
  5. 21
      mysql-test/main/group_by.result
  6. 21
      mysql-test/main/group_by.test
  7. 8
      mysql-test/main/named_pipe.result
  8. 8
      mysql-test/main/pool_of_threads.result
  9. 8
      mysql-test/main/select.result
  10. 8
      mysql-test/main/select.test
  11. 8
      mysql-test/main/select_jcl6.result
  12. 8
      mysql-test/main/select_pkeycache.result
  13. 8
      mysql-test/main/ssl.result
  14. 8
      mysql-test/main/ssl_compress.result
  15. 4
      mysql-test/main/subselect.result
  16. 4
      mysql-test/main/subselect.test
  17. 4
      mysql-test/main/subselect_cache.result
  18. 4
      mysql-test/main/subselect_cache.test
  19. 5
      mysql-test/main/subselect_mat.result
  20. 4
      mysql-test/main/subselect_no_exists_to_in.result
  21. 4
      mysql-test/main/subselect_no_mat.result
  22. 4
      mysql-test/main/subselect_no_opts.result
  23. 4
      mysql-test/main/subselect_no_scache.result
  24. 4
      mysql-test/main/subselect_no_semijoin.result
  25. 5
      mysql-test/main/subselect_sj_mat.result
  26. 5
      mysql-test/main/subselect_sj_mat.test
  27. 4
      mysql-test/main/type_blob.result
  28. 4
      mysql-test/main/type_blob.test
  29. 16
      mysql-test/main/variables.result
  30. 11
      mysql-test/main/variables.test
  31. 5
      mysql-test/main/view.result
  32. 5
      mysql-test/main/view.test
  33. 5
      mysql-test/main/win.result
  34. 5
      mysql-test/main/win.test
  35. 28
      mysql-test/suite/sys_vars/r/big_tables_basic.result
  36. 280
      mysql-test/suite/sys_vars/r/sysvars_server_embedded,32bit.rdiff
  37. 4
      mysql-test/suite/sys_vars/r/sysvars_server_embedded.result
  38. 296
      mysql-test/suite/sys_vars/r/sysvars_server_notembedded,32bit.rdiff
  39. 4
      mysql-test/suite/sys_vars/r/sysvars_server_notembedded.result
  40. 2
      mysql-test/suite/sys_vars/r/tmp_disk_table_size_func.result
  41. 165
      mysql-test/suite/sys_vars/r/tmp_memory_table_size_basic.result
  42. 146
      mysql-test/suite/sys_vars/r/tmp_table_size_basic.result
  43. 209
      mysql-test/suite/sys_vars/t/tmp_memory_table_size_basic.test
  44. 207
      mysql-test/suite/sys_vars/t/tmp_table_size_basic.test
  45. 5
      sql/item_sum.cc
  46. 2
      sql/opt_subselect.cc
  47. 8
      sql/sys_vars.cc

8
mysql-test/include/common-tests.inc
View File

@ -1412,9 +1412,9 @@ drop table tmp;
# big table done
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
select distinct fld5 from t2 limit 10;
@ -1423,9 +1423,9 @@ select distinct fld5 from t2 limit 10;
#
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
SET BIG_TABLES=1; # Force use of MyISAM
set tmp_memory_table_size=0;
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
#

8
mysql-test/main/compress.result
View File

@ -515,7 +515,7 @@ insert into tmp select * from t3;
insert into t3 select * from tmp;
alter table t3 add t2nr int not null auto_increment primary key first;
drop table tmp;
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
namn
Abraham Abraham
@ -528,7 +528,7 @@ ammonium ammonium
analyzable analyzable
animals animals
animized animized
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
concat(fld3," ",fld3)
Abraham Abraham
@ -565,7 +565,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
fld3 count(*)
affixed 1
@ -578,7 +578,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
fld3 repeat("a",length(fld3)) count(*)
circus aaaaaa 1

12
mysql-test/main/cte_recursive.result
View File

@ -3110,7 +3110,7 @@ SELECT * FROM cte;
#
# MDEV-15575: using recursive cte with big_tables enabled
#
set big_tables=1;
set tmp_memory_table_size=0;
with recursive qn as
(select 123 as a union all select 1+a from qn where a<130)
select * from qn;
@ -3123,13 +3123,13 @@ a
128
129
130
set big_tables=default;
set tmp_memory_table_size=default;
#
# MDEV-15571: using recursive cte with big_tables enabled
#
create table t1 (a bigint);
insert into t1 values(1);
set big_tables=1;
set tmp_memory_table_size=0;
with recursive qn as
(
select a from t1
@ -3138,13 +3138,13 @@ select a*2000 from qn where a<10000000000000000000
)
select * from qn;
ERROR 22003: BIGINT value is out of range in '`qn`.`a` * 2000'
set big_tables=default;
set tmp_memory_table_size=default;
drop table t1;
#
# MDEV-15556: using recursive cte with big_tables enabled
# when recursive tables are accessed by key
#
SET big_tables=1;
set tmp_memory_table_size=0;
CREATE TABLE t1 (id int, name char(10), leftpar int, rightpar int);
INSERT INTO t1 VALUES
(1, "A", 2, 3), (2, "LA", 4, 5), (4, "LLA", 6, 7),
@ -3195,7 +3195,7 @@ id select_type table type possible_keys key key_len ref rows Extra
4 RECURSIVE UNION <derived2> ref key0 key0 5 test.t2.id 2
NULL UNION RESULT <union2,3,4> ALL NULL NULL NULL NULL NULL
DROP TABLE t1,t2;
SET big_tables=0;
set tmp_memory_table_size=default;
#
# MDEV-15840: recursive tables are accessed by key
# (the same problem as for MDEV-15556)

12
mysql-test/main/cte_recursive.test
View File

@ -2138,13 +2138,13 @@ SELECT * FROM cte;
--echo # MDEV-15575: using recursive cte with big_tables enabled
--echo #
set big_tables=1;
set tmp_memory_table_size=0; # force on-disk tmp table
with recursive qn as
(select 123 as a union all select 1+a from qn where a<130)
select * from qn;
set big_tables=default;
set tmp_memory_table_size=default;
--echo #
--echo # MDEV-15571: using recursive cte with big_tables enabled
@ -2153,7 +2153,7 @@ set big_tables=default;
create table t1 (a bigint);
insert into t1 values(1);
set big_tables=1;
set tmp_memory_table_size=0; # force on-disk tmp table
--error ER_DATA_OUT_OF_RANGE
with recursive qn as
@ -2164,7 +2164,7 @@ with recursive qn as
)
select * from qn;
set big_tables=default;
set tmp_memory_table_size=default;
drop table t1;
@ -2173,7 +2173,7 @@ drop table t1;
--echo # when recursive tables are accessed by key
--echo #
SET big_tables=1;
set tmp_memory_table_size=0; # force on-disk tmp table
CREATE TABLE t1 (id int, name char(10), leftpar int, rightpar int);
INSERT INTO t1 VALUES
@ -2202,7 +2202,7 @@ eval EXPLAIN $q;
DROP TABLE t1,t2;
SET big_tables=0;
set tmp_memory_table_size=default;
--echo #
--echo # MDEV-15840: recursive tables are accessed by key

21
mysql-test/main/group_by.result
View File

@ -321,6 +321,7 @@ a c count(distinct rand())
drop table t1;
CREATE TABLE t1 (a char(1));
INSERT INTO t1 VALUES ('A'),('B'),('A'),('B'),('A'),('B'),(NULL),('a'),('b'),(NULL),('A'),('B'),(NULL);
flush status;
SELECT a FROM t1 GROUP BY a;
a
NULL
@ -359,7 +360,11 @@ A 4
B 4
a 1
b 1
SET BIG_TABLES=1;
show status like 'Created%tables';
Variable_name Value
Created_tmp_disk_tables 0
Created_tmp_tables 6
set tmp_memory_table_size=0;
SELECT a FROM t1 GROUP BY a;
a
NULL
@ -398,7 +403,11 @@ A 4
B 4
a 1
b 1
SET BIG_TABLES=0;
show status like 'Created%tables';
Variable_name Value
Created_tmp_disk_tables 6
Created_tmp_tables 12
set tmp_memory_table_size=default;
drop table t1;
CREATE TABLE t1 (
`a` char(193) default NULL,
@ -515,14 +524,14 @@ a count(*)
NULL 9
3
b 1
set big_tables=1;
set tmp_memory_table_size=0;
select a,count(*) from t1 group by a;
a count(*)
NULL 9
3
b 1
drop table t1;
set big_tables=0;
set tmp_memory_table_size=default;
SET @save_optimizer_use_condition_selectivity=@@optimizer_use_condition_selectivity,@save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch='outer_join_with_cache=off',@@optimizer_use_condition_selectivity=4;
create table t1 (a int not null, b int not null);
@ -1964,7 +1973,7 @@ DROP TABLE t1;
# Bug#11765254 (58200): Assertion failed: param.sort_length when grouping
# by functions
#
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES (0),(0);
SELECT 1 FROM t1 GROUP BY IF(`a`,'','');
@ -1991,7 +2000,7 @@ Warning 1292 Truncated incorrect INTEGER value: 'jxW<'
Warning 1292 Truncated incorrect INTEGER value: 'K'
Warning 1292 Truncated incorrect INTEGER value: 'jxW<'
DROP TABLE t1;
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
#
# MDEV-641 LP:1002108 - Wrong result (or crash) from a query with duplicated field in the group list and a limit clause
# Bug#11761078: 53534: INCORRECT 'SELECT SQL_BIG_RESULT...'

21
mysql-test/main/group_by.test
View File

@ -280,21 +280,28 @@ drop table t1;
CREATE TABLE t1 (a char(1));
INSERT INTO t1 VALUES ('A'),('B'),('A'),('B'),('A'),('B'),(NULL),('a'),('b'),(NULL),('A'),('B'),(NULL);
flush status;
SELECT a FROM t1 GROUP BY a;
SELECT a,count(*) FROM t1 GROUP BY a;
SELECT a FROM t1 GROUP BY binary a;
SELECT a,count(*) FROM t1 GROUP BY binary a;
SELECT binary a FROM t1 GROUP BY 1;
SELECT binary a,count(*) FROM t1 GROUP BY 1;
# Do the same tests with MyISAM temporary tables
SET BIG_TABLES=1;
--disable_ps_protocol
show status like 'Created%tables';
--enable_ps_protocol
# Do the same tests with on-disk temporary tables
set tmp_memory_table_size=0;
SELECT a FROM t1 GROUP BY a;
SELECT a,count(*) FROM t1 GROUP BY a;
SELECT a FROM t1 GROUP BY binary a;
SELECT a,count(*) FROM t1 GROUP BY binary a;
SELECT binary a FROM t1 GROUP BY 1;
SELECT binary a,count(*) FROM t1 GROUP BY 1;
SET BIG_TABLES=0;
--disable_ps_protocol
show status like 'Created%tables';
--enable_ps_protocol
set tmp_memory_table_size=default;
drop table t1;
#
@ -391,10 +398,10 @@ drop table t1,t2,t3;
create table t1 (a blob null);
insert into t1 values (NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(""),(""),(""),("b");
select a,count(*) from t1 group by a;
set big_tables=1;
set tmp_memory_table_size=0;
select a,count(*) from t1 group by a;
drop table t1;
set big_tables=0;
set tmp_memory_table_size=default;
#
# Test of GROUP BY ... ORDER BY NULL optimization
@ -1344,7 +1351,7 @@ DROP TABLE t1;
--echo # by functions
--echo #
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES (0),(0);
SELECT 1 FROM t1 GROUP BY IF(`a`,'','');
@ -1352,7 +1359,7 @@ SELECT 1 FROM t1 GROUP BY TRIM(LEADING RAND() FROM '');
SELECT 1 FROM t1 GROUP BY SUBSTRING('',SLEEP(0),'');
SELECT 1 FROM t1 GROUP BY SUBSTRING(SYSDATE() FROM 'K' FOR 'jxW<');
DROP TABLE t1;
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
--echo #
--echo # MDEV-641 LP:1002108 - Wrong result (or crash) from a query with duplicated field in the group list and a limit clause

8
mysql-test/main/named_pipe.result
View File

@ -509,7 +509,7 @@ insert into tmp select * from t3;
insert into t3 select * from tmp;
alter table t3 add t2nr int not null auto_increment primary key first;
drop table tmp;
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
namn
Abraham Abraham
@ -522,7 +522,7 @@ ammonium ammonium
analyzable analyzable
animals animals
animized animized
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
concat(fld3," ",fld3)
Abraham Abraham
@ -559,7 +559,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
fld3 count(*)
affixed 1
@ -572,7 +572,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
fld3 repeat("a",length(fld3)) count(*)
circus aaaaaa 1

8
mysql-test/main/pool_of_threads.result
View File

@ -509,7 +509,7 @@ insert into tmp select * from t3;
insert into t3 select * from tmp;
alter table t3 add t2nr int not null auto_increment primary key first;
drop table tmp;
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
namn
Abraham Abraham
@ -522,7 +522,7 @@ ammonium ammonium
analyzable analyzable
animals animals
animized animized
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
concat(fld3," ",fld3)
Abraham Abraham
@ -559,7 +559,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
fld3 count(*)
affixed 1
@ -572,7 +572,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
fld3 repeat("a",length(fld3)) count(*)
circus aaaaaa 1

8
mysql-test/main/select.result
View File

@ -512,7 +512,7 @@ insert into tmp select * from t3;
insert into t3 select * from tmp;
alter table t3 add t2nr int not null auto_increment primary key first;
drop table tmp;
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
namn
Abraham Abraham
@ -525,7 +525,7 @@ ammonium ammonium
analyzable analyzable
animals animals
animized animized
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
concat(fld3," ",fld3)
Abraham Abraham
@ -562,7 +562,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
fld3 count(*)
affixed 1
@ -575,7 +575,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
fld3 repeat("a",length(fld3)) count(*)
circus aaaaaa 1

8
mysql-test/main/select.test
View File

@ -1425,9 +1425,9 @@ drop table tmp;
# big table done
SET BIG_TABLES=1;
set tmp_memory_table_size=0; # force on-disk tmp table
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
select distinct fld5 from t2 limit 10;
@ -1436,9 +1436,9 @@ select distinct fld5 from t2 limit 10;
#
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
SET BIG_TABLES=1; # Force use of MyISAM
set tmp_memory_table_size=0; # force on-disk tmp table
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
#

8
mysql-test/main/select_jcl6.result
View File

@ -523,7 +523,7 @@ insert into tmp select * from t3;
insert into t3 select * from tmp;
alter table t3 add t2nr int not null auto_increment primary key first;
drop table tmp;
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
namn
Abraham Abraham
@ -536,7 +536,7 @@ ammonium ammonium
analyzable analyzable
animals animals
animized animized
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
concat(fld3," ",fld3)
Abraham Abraham
@ -573,7 +573,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
fld3 count(*)
affixed 1
@ -586,7 +586,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
fld3 repeat("a",length(fld3)) count(*)
circus aaaaaa 1

8
mysql-test/main/select_pkeycache.result
View File

@ -512,7 +512,7 @@ insert into tmp select * from t3;
insert into t3 select * from tmp;
alter table t3 add t2nr int not null auto_increment primary key first;
drop table tmp;
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
namn
Abraham Abraham
@ -525,7 +525,7 @@ ammonium ammonium
analyzable analyzable
animals animals
animized animized
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
concat(fld3," ",fld3)
Abraham Abraham
@ -562,7 +562,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
fld3 count(*)
affixed 1
@ -575,7 +575,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
fld3 repeat("a",length(fld3)) count(*)
circus aaaaaa 1

8
mysql-test/main/ssl.result
View File

@ -518,7 +518,7 @@ insert into tmp select * from t3;
insert into t3 select * from tmp;
alter table t3 add t2nr int not null auto_increment primary key first;
drop table tmp;
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
namn
Abraham Abraham
@ -531,7 +531,7 @@ ammonium ammonium
analyzable analyzable
animals animals
animized animized
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
concat(fld3," ",fld3)
Abraham Abraham
@ -568,7 +568,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
fld3 count(*)
affixed 1
@ -581,7 +581,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
fld3 repeat("a",length(fld3)) count(*)
circus aaaaaa 1

8
mysql-test/main/ssl_compress.result
View File

@ -515,7 +515,7 @@ insert into tmp select * from t3;
insert into t3 select * from tmp;
alter table t3 add t2nr int not null auto_increment primary key first;
drop table tmp;
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct concat(fld3," ",fld3) as namn from t2,t3 where t2.fld1=t3.t2nr order by namn limit 10;
namn
Abraham Abraham
@ -528,7 +528,7 @@ ammonium ammonium
analyzable analyzable
animals animals
animized animized
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct concat(fld3," ",fld3) from t2,t3 where t2.fld1=t3.t2nr order by fld3 limit 10;
concat(fld3," ",fld3)
Abraham Abraham
@ -565,7 +565,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=1;
set tmp_memory_table_size=0;
select distinct fld3,count(*) from t2 group by companynr,fld3 limit 10;
fld3 count(*)
affixed 1
@ -578,7 +578,7 @@ attendants 1
bedlam 1
bedpost 1
boasted 1
SET BIG_TABLES=0;
set tmp_memory_table_size=default;
select distinct fld3,repeat("a",length(fld3)),count(*) from t2 group by companynr,fld3 limit 100,10;
fld3 repeat("a",length(fld3)) count(*)
circus aaaaaa 1

4
mysql-test/main/subselect.result
View File

@ -7134,7 +7134,7 @@ drop table t1,t2,t3,t4;
# MDEV-7122
# Assertion `0' failed in subselect_hash_sj_engine::init
#
SET SESSION big_tables=1;
set tmp_memory_table_size=0;
CREATE TABLE t1(a char(255) DEFAULT '', KEY(a(10))) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
INSERT INTO t1 VALUES(0),(0),(0);
SELECT * FROM t1 WHERE a IN(SELECT MIN(a) FROM t1);
@ -7143,7 +7143,7 @@ a
0
0
DROP TABLE t1;
SET SESSION big_tables=0;
set tmp_memory_table_size=default;
#
# MDEV-10776: Server crash on query
#

4
mysql-test/main/subselect.test
View File

@ -5959,12 +5959,12 @@ drop table t1,t2,t3,t4;
--echo # MDEV-7122
--echo # Assertion `0' failed in subselect_hash_sj_engine::init
--echo #
SET SESSION big_tables=1;
set tmp_memory_table_size=0; # force on-disk tmp table
CREATE TABLE t1(a char(255) DEFAULT '', KEY(a(10))) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
INSERT INTO t1 VALUES(0),(0),(0);
SELECT * FROM t1 WHERE a IN(SELECT MIN(a) FROM t1);
DROP TABLE t1;
SET SESSION big_tables=0;
set tmp_memory_table_size=default;
--echo #
--echo # MDEV-10776: Server crash on query

4
mysql-test/main/subselect_cache.result
View File

@ -1861,7 +1861,7 @@ Subquery_cache_hit 0
Subquery_cache_miss 4
drop table t1;
#test of big_tables switch and outer table reference in subquery with grouping
set big_tables=1;
set tmp_memory_table_size=0;
CREATE TABLE t1 (a INT PRIMARY KEY, b INT);
INSERT INTO t1 VALUES (1,1),(2,1),(3,2),(4,2),(5,3),(6,3);
SELECT (SELECT t1_outer.a FROM t1 AS t1_inner GROUP BY b LIMIT 1) FROM t1 AS t1_outer;
@ -1873,7 +1873,7 @@ SELECT (SELECT t1_outer.a FROM t1 AS t1_inner GROUP BY b LIMIT 1) FROM t1 AS t1_
5
6
drop table t1;
set big_tables=0;
set tmp_memory_table_size=default;
#test of function reference to outer query
set local group_concat_max_len=400;
create table t2 (a int, b int);

4
mysql-test/main/subselect_cache.test
View File

@ -429,12 +429,12 @@ show status like "subquery_cache%";
drop table t1;
--echo #test of big_tables switch and outer table reference in subquery with grouping
set big_tables=1;
set tmp_memory_table_size=0; # force on-disk tmp table
CREATE TABLE t1 (a INT PRIMARY KEY, b INT);
INSERT INTO t1 VALUES (1,1),(2,1),(3,2),(4,2),(5,3),(6,3);
SELECT (SELECT t1_outer.a FROM t1 AS t1_inner GROUP BY b LIMIT 1) FROM t1 AS t1_outer;
drop table t1;
set big_tables=0;
set tmp_memory_table_size=default;
--echo #test of function reference to outer query
set local group_concat_max_len=400;

5
mysql-test/main/subselect_mat.result
View File

@ -2118,8 +2118,7 @@ DROP VIEW v2;
#
# MDEV-5811: Server crashes in best_access_path with materialization+semijoin and big_tables=ON
#
SET @tmp_mdev5811= @@big_tables;
SET big_tables = ON;
set tmp_memory_table_size=0;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2 (b INT);
@ -2128,7 +2127,7 @@ SELECT * FROM t1 AS t1_1, t1 AS t1_2
WHERE ( t1_1.a, t1_2.a ) IN ( SELECT MAX(b), MIN(b) FROM t2 );
a a
DROP TABLE t1,t2;
SET big_tables=@tmp_mdev5811;
set tmp_memory_table_size=default;
# End of 5.3 tests
#
# MDEV-5056: Wrong result (extra rows) with materialization+semijoin, IN subqueries

4
mysql-test/main/subselect_no_exists_to_in.result
View File

@ -7134,7 +7134,7 @@ drop table t1,t2,t3,t4;
# MDEV-7122
# Assertion `0' failed in subselect_hash_sj_engine::init
#
SET SESSION big_tables=1;
set tmp_memory_table_size=0;
CREATE TABLE t1(a char(255) DEFAULT '', KEY(a(10))) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
INSERT INTO t1 VALUES(0),(0),(0);
SELECT * FROM t1 WHERE a IN(SELECT MIN(a) FROM t1);
@ -7143,7 +7143,7 @@ a
0
0
DROP TABLE t1;
SET SESSION big_tables=0;
set tmp_memory_table_size=default;
#
# MDEV-10776: Server crash on query
#

4
mysql-test/main/subselect_no_mat.result
View File

@ -7127,7 +7127,7 @@ drop table t1,t2,t3,t4;
# MDEV-7122
# Assertion `0' failed in subselect_hash_sj_engine::init
#
SET SESSION big_tables=1;
set tmp_memory_table_size=0;
CREATE TABLE t1(a char(255) DEFAULT '', KEY(a(10))) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
INSERT INTO t1 VALUES(0),(0),(0);
SELECT * FROM t1 WHERE a IN(SELECT MIN(a) FROM t1);
@ -7136,7 +7136,7 @@ a
0
0
DROP TABLE t1;
SET SESSION big_tables=0;
set tmp_memory_table_size=default;
#
# MDEV-10776: Server crash on query
#

4
mysql-test/main/subselect_no_opts.result
View File

@ -7125,7 +7125,7 @@ drop table t1,t2,t3,t4;
# MDEV-7122
# Assertion `0' failed in subselect_hash_sj_engine::init
#
SET SESSION big_tables=1;
set tmp_memory_table_size=0;
CREATE TABLE t1(a char(255) DEFAULT '', KEY(a(10))) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
INSERT INTO t1 VALUES(0),(0),(0);
SELECT * FROM t1 WHERE a IN(SELECT MIN(a) FROM t1);
@ -7134,7 +7134,7 @@ a
0
0
DROP TABLE t1;
SET SESSION big_tables=0;
set tmp_memory_table_size=default;
#
# MDEV-10776: Server crash on query
#

4
mysql-test/main/subselect_no_scache.result
View File

@ -7140,7 +7140,7 @@ drop table t1,t2,t3,t4;
# MDEV-7122
# Assertion `0' failed in subselect_hash_sj_engine::init
#
SET SESSION big_tables=1;
set tmp_memory_table_size=0;
CREATE TABLE t1(a char(255) DEFAULT '', KEY(a(10))) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
INSERT INTO t1 VALUES(0),(0),(0);
SELECT * FROM t1 WHERE a IN(SELECT MIN(a) FROM t1);
@ -7149,7 +7149,7 @@ a
0
0
DROP TABLE t1;
SET SESSION big_tables=0;
set tmp_memory_table_size=default;
#
# MDEV-10776: Server crash on query
#

4
mysql-test/main/subselect_no_semijoin.result
View File

@ -7125,7 +7125,7 @@ drop table t1,t2,t3,t4;
# MDEV-7122
# Assertion `0' failed in subselect_hash_sj_engine::init
#
SET SESSION big_tables=1;
set tmp_memory_table_size=0;
CREATE TABLE t1(a char(255) DEFAULT '', KEY(a(10))) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
INSERT INTO t1 VALUES(0),(0),(0);
SELECT * FROM t1 WHERE a IN(SELECT MIN(a) FROM t1);
@ -7134,7 +7134,7 @@ a
0
0
DROP TABLE t1;
SET SESSION big_tables=0;
set tmp_memory_table_size=default;
#
# MDEV-10776: Server crash on query
#

5
mysql-test/main/subselect_sj_mat.result
View File

@ -2154,8 +2154,7 @@ DROP VIEW v2;
#
# MDEV-5811: Server crashes in best_access_path with materialization+semijoin and big_tables=ON
#
SET @tmp_mdev5811= @@big_tables;
SET big_tables = ON;
set tmp_memory_table_size=0;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2 (b INT);
@ -2164,7 +2163,7 @@ SELECT * FROM t1 AS t1_1, t1 AS t1_2
WHERE ( t1_1.a, t1_2.a ) IN ( SELECT MAX(b), MIN(b) FROM t2 );
a a
DROP TABLE t1,t2;
SET big_tables=@tmp_mdev5811;
set tmp_memory_table_size=default;
# End of 5.3 tests
#
# MDEV-5056: Wrong result (extra rows) with materialization+semijoin, IN subqueries

5
mysql-test/main/subselect_sj_mat.test
View File

@ -1760,8 +1760,7 @@ DROP VIEW v2;
--echo #
--echo # MDEV-5811: Server crashes in best_access_path with materialization+semijoin and big_tables=ON
--echo #
SET @tmp_mdev5811= @@big_tables;
SET big_tables = ON;
set tmp_memory_table_size=0; # force on-disk tmp table
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2);
@ -1773,7 +1772,7 @@ SELECT * FROM t1 AS t1_1, t1 AS t1_2
WHERE ( t1_1.a, t1_2.a ) IN ( SELECT MAX(b), MIN(b) FROM t2 );
DROP TABLE t1,t2;
SET big_tables=@tmp_mdev5811;
set tmp_memory_table_size=default;
--echo # End of 5.3 tests

4
mysql-test/main/type_blob.result
View File

@ -245,7 +245,7 @@ HELLO
HELLO MY
a
hello
set big_tables=1;
set tmp_memory_table_size=0;
select distinct t from t1;
t
NULL
@ -326,7 +326,7 @@ HELLO
HELLO MY
a
hello
set big_tables=0;
set tmp_memory_table_size=default;
select distinct * from t1;
t c b d
NULL NULL NULL NULL

4
mysql-test/main/type_blob.test
View File

@ -112,7 +112,7 @@ select distinct t from t1 order by t;
select distinct b from t1 order by b;
select t from t1 group by t;
select b from t1 group by b;
set big_tables=1;
set tmp_memory_table_size=0; # force on-disk tmp table
select distinct t from t1;
select distinct b from t1;
select distinct t from t1 order by t;
@ -123,7 +123,7 @@ select distinct c from t1 order by c;
select distinct d from t1 order by d;
select c from t1 group by c;
select d from t1 group by d;
set big_tables=0;
set tmp_memory_table_size=default;
select distinct * from t1;
select t,count(*) from t1 group by t;
select b,count(*) from t1 group by b;

16
mysql-test/main/variables.result
View File

@ -162,7 +162,6 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select @@IDENTITY AS `@@IDENTITY`,last_insert_id() AS `last_insert_id()`,@@identity AS `@@identity`
set big_tables=OFF, big_tables=ON, big_tables=0, big_tables=1, big_tables="OFF", big_tables="ON";
set global concurrent_insert=2;
show variables like 'concurrent_insert';
Variable_name Value
@ -422,18 +421,14 @@ SELECT @@version LIKE 'non-existent';
SELECT @@version_compile_os LIKE 'non-existent';
@@version_compile_os LIKE 'non-existent'
0
set big_tables=OFFF;
ERROR 42000: Variable 'big_tables' can't be set to the value of 'OFFF'
set big_tables="OFFF";
ERROR 42000: Variable 'big_tables' can't be set to the value of 'OFFF'
set unknown_variable=1;
ERROR HY000: Unknown system variable 'unknown_variable'
set max_join_size="hello";
ERROR 42000: Incorrect argument type to variable 'max_join_size'
set default_storage_engine=UNKNOWN_TABLE_TYPE;
ERROR 42000: Unknown storage engine 'UNKNOWN_TABLE_TYPE'
set default_storage_engine=MERGE, big_tables=2;
ERROR 42000: Variable 'big_tables' can't be set to the value of '2'
set default_storage_engine=MERGE, sql_warnings=NULL;
ERROR 42000: Variable 'sql_warnings' can't be set to the value of 'NULL'
show local variables like 'default_storage_engine';
Variable_name Value
default_storage_engine MEMORY
@ -456,10 +451,9 @@ ERROR HY000: Variable 'myisam_max_sort_file_size' is a GLOBAL variable and shoul
set @@SQL_WARNINGS=NULL;
ERROR 42000: Variable 'sql_warnings' can't be set to the value of 'NULL'
set autocommit=1;
set big_tables=1;
select @@autocommit, @@big_tables;
@@autocommit @@big_tables
1 1
select @@autocommit;
@@autocommit
1
set global binlog_cache_size=100;
Warnings:
Warning 1292 Truncated incorrect binlog_cache_size value: '100'

11
mysql-test/main/variables.test
View File

@ -113,8 +113,6 @@ explain extended select last_insert_id(345);
select @@IDENTITY,last_insert_id(), @@identity;
explain extended select @@IDENTITY,last_insert_id(), @@identity;
set big_tables=OFF, big_tables=ON, big_tables=0, big_tables=1, big_tables="OFF", big_tables="ON";
set global concurrent_insert=2;
show variables like 'concurrent_insert';
select * from information_schema.session_variables where variable_name like 'concurrent_insert';
@ -241,10 +239,6 @@ SELECT @@version_compile_os LIKE 'non-existent';
# The following should give errors
--error ER_WRONG_VALUE_FOR_VAR
set big_tables=OFFF;
--error ER_WRONG_VALUE_FOR_VAR
set big_tables="OFFF";
--error ER_UNKNOWN_SYSTEM_VARIABLE
set unknown_variable=1;
--error ER_WRONG_TYPE_FOR_VAR
@ -252,7 +246,7 @@ set max_join_size="hello";
--error ER_UNKNOWN_STORAGE_ENGINE
set default_storage_engine=UNKNOWN_TABLE_TYPE;
--error ER_WRONG_VALUE_FOR_VAR
set default_storage_engine=MERGE, big_tables=2;
set default_storage_engine=MERGE, sql_warnings=NULL;
show local variables like 'default_storage_engine';
--error ER_UNKNOWN_CHARACTER_SET
set character_set_client=UNKNOWN_CHARACTER_SET;
@ -276,8 +270,7 @@ set @@SQL_WARNINGS=NULL;
# Test setting all variables
set autocommit=1;
set big_tables=1;
select @@autocommit, @@big_tables;
select @@autocommit;
set global binlog_cache_size=100;
set bulk_insert_buffer_size=100;
set character set cp1251_koi8;

5
mysql-test/main/view.result
View File

@ -5738,8 +5738,7 @@ drop view v60;
#
# MDEV-15572: view.test, server crash with --big-tables=1
#
set @save_big_tables=@@big_tables;
set big_tables=ON;
set tmp_memory_table_size=0;
CREATE TABLE t1 ( f1 int , f2 int , f3 int , f4 int);
CREATE TABLE t2 ( f1 int , f2 int , f3 int , f4 int);
CREATE VIEW v1 AS
@ -5749,7 +5748,7 @@ SELECT f1, f2, f3, f4 FROM t1;
ERROR HY000: Can not modify more than one base table through a join view 'test.v1'
drop view v1;
drop table t1, t2;
set big_tables=@save_big_tables;
set tmp_memory_table_size=default;
# -----------------------------------------------------------------
# -- End of 5.5 tests.
# -----------------------------------------------------------------

5
mysql-test/main/view.test
View File

@ -5628,8 +5628,7 @@ drop view v60;
--echo # MDEV-15572: view.test, server crash with --big-tables=1
--echo #
set @save_big_tables=@@big_tables;
set big_tables=ON;
set tmp_memory_table_size=0; # force on-disk tmp table
CREATE TABLE t1 ( f1 int , f2 int , f3 int , f4 int);
CREATE TABLE t2 ( f1 int , f2 int , f3 int , f4 int);
@ -5642,7 +5641,7 @@ REPLACE INTO v1 (f1, f2, f3, f4)
drop view v1;
drop table t1, t2;
set big_tables=@save_big_tables;
set tmp_memory_table_size=default;
--echo # -----------------------------------------------------------------
--echo # -- End of 5.5 tests.

5
mysql-test/main/win.result
View File

@ -1742,8 +1742,7 @@ drop table t1;
#
create table t1(a int);
insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
set @tmp=@@big_tables;
set big_tables=1;
set tmp_memory_table_size=0;
select rank() over (order by a) from t1;
rank() over (order by a)
1
@ -1756,7 +1755,7 @@ rank() over (order by a)
8
9
10
set big_tables=@tmp;
set tmp_memory_table_size=default;
drop table t1;
#
# Check if "ORDER BY window_func" works

5
mysql-test/main/win.test
View File

@ -1067,10 +1067,9 @@ drop table t1;
--echo #
create table t1(a int);
insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
set @tmp=@@big_tables;
set big_tables=1;
set tmp_memory_table_size=0; # force on-disk tmp table
select rank() over (order by a) from t1;
set big_tables=@tmp;
set tmp_memory_table_size=default;
drop table t1;
--echo #

28
mysql-test/suite/sys_vars/r/big_tables_basic.result
View File

@ -4,16 +4,24 @@ SELECT @start_value;
0
'#--------------------FN_DYNVARS_005_01------------------------#'
SET @@big_tables = 1;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SET @@big_tables = DEFAULT;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables;
@@big_tables
0
'#--------------------FN_DYNVARS_005_02------------------------#'
SET @@big_tables = 0;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables;
@@big_tables
0
SET @@big_tables = 1;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables;
@@big_tables
1
@ -44,10 +52,14 @@ SET @@big_tables = '';
ERROR 42000: Variable 'big_tables' can't be set to the value of ''
'#-------------------FN_DYNVARS_005_04----------------------------#'
SET @@global.big_tables = 1-@@global.big_tables;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@global.big_tables;
@@global.big_tables
1
SET @@global.big_tables = 1-@@global.big_tables;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
'#----------------------FN_DYNVARS_005_05------------------------#'
SELECT IF(@@big_tables, "ON", "OFF") = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
@ -56,33 +68,47 @@ IF(@@big_tables, "ON", "OFF") = VARIABLE_VALUE
1
'#---------------------FN_DYNVARS_005_06----------------------#'
SET @@big_tables = OFF;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables;
@@big_tables
0
SET @@big_tables = ON;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables;
@@big_tables
1
'#---------------------FN_DYNVARS_005_07----------------------#'
SET @@big_tables = TRUE;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables;
@@big_tables
1
SET @@big_tables = FALSE;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables;
@@big_tables
0
'#---------------------FN_DYNVARS_005_08----------------------#'
SET @@big_tables = 0;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables = @@session.big_tables;
@@big_tables = @@session.big_tables
1
SET @@big_tables = 1;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables = @@local.big_tables and @@local.big_tables = @@session.big_tables;
@@big_tables = @@local.big_tables and @@local.big_tables = @@session.big_tables
1
'#---------------------FN_DYNVARS_005_09----------------------#'
SET big_tables = 1;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables;
@@big_tables
1
@ -93,6 +119,8 @@ ERROR 42S02: Unknown table 'session' in field list
select big_tables;
ERROR 42S22: Unknown column 'big_tables' in 'field list'
SET @@big_tables = @start_value;
Warnings:
Warning 1287 '@@big_tables' is deprecated and will be removed in a future release
SELECT @@big_tables;
@@big_tables
0

280
mysql-test/suite/sys_vars/r/sysvars_server_embedded,32bit.rdiff
File diff suppressed because it is too large
View File

4
mysql-test/suite/sys_vars/r/sysvars_server_embedded.result
View File

@ -3537,7 +3537,7 @@ VARIABLE_NAME TMP_MEMORY_TABLE_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT If an internal in-memory temporary table exceeds this size, MariaDB will automatically convert it to an on-disk MyISAM or Aria table. Same as tmp_table_size.
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 18446744073709551615
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
@ -3547,7 +3547,7 @@ VARIABLE_NAME TMP_TABLE_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT Alias for tmp_memory_table_size. If an internal in-memory temporary table exceeds this size, MariaDB will automatically convert it to an on-disk MyISAM or Aria table.
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 18446744073709551615
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL

296
mysql-test/suite/sys_vars/r/sysvars_server_notembedded,32bit.rdiff
File diff suppressed because it is too large
View File

4
mysql-test/suite/sys_vars/r/sysvars_server_notembedded.result
View File

@ -4327,7 +4327,7 @@ VARIABLE_NAME TMP_MEMORY_TABLE_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT If an internal in-memory temporary table exceeds this size, MariaDB will automatically convert it to an on-disk MyISAM or Aria table. Same as tmp_table_size.
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 18446744073709551615
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
@ -4337,7 +4337,7 @@ VARIABLE_NAME TMP_TABLE_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT Alias for tmp_memory_table_size. If an internal in-memory temporary table exceeds this size, MariaDB will automatically convert it to an on-disk MyISAM or Aria table.
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 18446744073709551615
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL

2
mysql-test/suite/sys_vars/r/tmp_disk_table_size_func.result
View File

@ -4,8 +4,6 @@
SET @start_tmp_memory_table_size=@@session.tmp_memory_table_size;
SET @start_tmp_disk_table_size=@@session.tmp_disk_table_size;
set @@session.tmp_memory_table_size=1000;
Warnings:
Warning 1292 Truncated incorrect tmp_memory_table_size value: '1000'
set @@session.tmp_disk_table_size=3000000;
create table t1 (a int primary key, b varchar(2000));
insert into t1 select seq,repeat(char(mod(seq,62)+64),seq) from seq_1_to_2000;

165
mysql-test/suite/sys_vars/r/tmp_memory_table_size_basic.result
View File

@ -1,165 +0,0 @@
SET @start_global_value = @@global.tmp_memory_table_size;
SET @start_session_value = @@session.tmp_memory_table_size;
'#--------------------FN_DYNVARS_005_01-------------------------#'
SET @@global.tmp_memory_table_size = 10000;
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
10000
SET @@global.tmp_memory_table_size = DEFAULT;
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
16777216
SET @@session.tmp_memory_table_size = 20000;
SELECT @@session.tmp_memory_table_size;
@@session.tmp_memory_table_size
20000
SET @@session.tmp_memory_table_size = DEFAULT;
SELECT @@session.tmp_memory_table_size;
@@session.tmp_memory_table_size
16777216
'#--------------------FN_DYNVARS_005_02-------------------------#'
SELECT @@global.tmp_memory_table_size >= 16777216;
@@global.tmp_memory_table_size >= 16777216
1
SELECT @@session.tmp_memory_table_size >= 16777216;
@@session.tmp_memory_table_size >= 16777216
1
'#--------------------FN_DYNVARS_005_03-------------------------#'
SET @@global.tmp_memory_table_size = 1024;
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
1024
SET @@global.tmp_memory_table_size = 60020;
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
60020
SET @@global.tmp_memory_table_size = 4294967295;
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
4294967295
'#--------------------FN_DYNVARS_005_04-------------------------#'
SET @@session.tmp_memory_table_size = 1024;
SELECT @@session.tmp_memory_table_size;
@@session.tmp_memory_table_size
1024
SET @@session.tmp_memory_table_size = 4294967295;
SELECT @@session.tmp_memory_table_size;
@@session.tmp_memory_table_size
4294967295
SET @@session.tmp_memory_table_size = 65535;
SELECT @@session.tmp_memory_table_size;
@@session.tmp_memory_table_size
65535
'#------------------FN_DYNVARS_005_05-----------------------#'
SET @@global.tmp_memory_table_size = 0;
Warnings:
Warning 1292 Truncated incorrect tmp_memory_table_size value: '0'
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
1024
SET @@global.tmp_memory_table_size = -1024;
Warnings:
Warning 1292 Truncated incorrect tmp_memory_table_size value: '-1024'
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
1024
SET @@global.tmp_memory_table_size = 1000;
Warnings:
Warning 1292 Truncated incorrect tmp_memory_table_size value: '1000'
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
1024
SET @@global.tmp_memory_table_size = ON;
ERROR 42000: Incorrect argument type to variable 'tmp_memory_table_size'
SET @@global.tmp_memory_table_size = OFF;
ERROR 42000: Incorrect argument type to variable 'tmp_memory_table_size'
SET @@global.tmp_memory_table_size = True;
Warnings:
Warning 1292 Truncated incorrect tmp_memory_table_size value: '1'
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
1024
SET @@global.tmp_memory_table_size = False;
Warnings:
Warning 1292 Truncated incorrect tmp_memory_table_size value: '0'
SELECT @@global.tmp_memory_table_size;
@@global.tmp_memory_table_size
1024
SET @@global.tmp_memory_table_size = 65530.34;
ERROR 42000: Incorrect argument type to variable 'tmp_memory_table_size'
SET @@global.tmp_memory_table_size ="Test";
ERROR 42000: Incorrect argument type to variable 'tmp_memory_table_size'
SET @@session.tmp_memory_table_size = ON;
ERROR 42000: Incorrect argument type to variable 'tmp_memory_table_size'
SET @@session.tmp_memory_table_size = OFF;
ERROR 42000: Incorrect argument type to variable 'tmp_memory_table_size'
SET @@session.tmp_memory_table_size = True;
Warnings:
Warning 1292 Truncated incorrect tmp_memory_table_size value: '1'
SELECT @@session.tmp_memory_table_size;
@@session.tmp_memory_table_size
1024
SET @@session.tmp_memory_table_size = False;
Warnings:
Warning 1292 Truncated incorrect tmp_memory_table_size value: '0'
SELECT @@session.tmp_memory_table_size;
@@session.tmp_memory_table_size
1024
SET @@session.tmp_memory_table_size = "Test";
ERROR 42000: Incorrect argument type to variable 'tmp_memory_table_size'
SET @@session.tmp_memory_table_size = 12345678901;
SELECT @@session.tmp_memory_table_size IN (12345678901,4294967295);
@@session.tmp_memory_table_size IN (12345678901,4294967295)
1
'#------------------FN_DYNVARS_005_06-----------------------#'
SELECT @@global.tmp_memory_table_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='tmp_memory_table_size';
@@global.tmp_memory_table_size = VARIABLE_VALUE
1
'#------------------FN_DYNVARS_005_07-----------------------#'
SELECT @@session.tmp_memory_table_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='tmp_memory_table_size';
@@session.tmp_memory_table_size = VARIABLE_VALUE
1
'#---------------------FN_DYNVARS_001_09----------------------#'
SET @@global.tmp_memory_table_size = 1024;
SET @@tmp_memory_table_size = 4294967295;
SELECT @@tmp_memory_table_size = @@global.tmp_memory_table_size;
@@tmp_memory_table_size = @@global.tmp_memory_table_size
0
'#---------------------FN_DYNVARS_001_10----------------------#'
SET @@tmp_memory_table_size = 100;
Warnings:
Warning 1292 Truncated incorrect tmp_memory_table_size value: '100'
SELECT @@tmp_memory_table_size = @@local.tmp_memory_table_size;
@@tmp_memory_table_size = @@local.tmp_memory_table_size
1
SELECT @@local.tmp_memory_table_size = @@session.tmp_memory_table_size;
@@local.tmp_memory_table_size = @@session.tmp_memory_table_size
1
'#---------------------FN_DYNVARS_001_11----------------------#'
SET tmp_memory_table_size = 1027;
SELECT @@tmp_memory_table_size;
@@tmp_memory_table_size
1027
SELECT local.tmp_memory_table_size;
ERROR 42S02: Unknown table 'local' in field list
SELECT global.tmp_memory_table_size;
ERROR 42S02: Unknown table 'global' in field list
SELECT tmp_memory_table_size = @@session.tmp_memory_table_size;
ERROR 42S22: Unknown column 'tmp_memory_table_size' in 'field list'
"Check that tmp_memory_table_size and tmp_table_size are the same"
set @@session.tmp_memory_table_size=100000;
select @@session.tmp_memory_table_size,@@session.tmp_table_size;
@@session.tmp_memory_table_size @@session.tmp_table_size
100000 100000
set @@session.tmp_memory_table_size=200000;
select @@session.tmp_memory_table_size,@@session.tmp_table_size;
@@session.tmp_memory_table_size @@session.tmp_table_size
200000 200000
SET @@global.tmp_memory_table_size = @start_global_value;
SET @@session.tmp_memory_table_size = @start_session_value;

146
mysql-test/suite/sys_vars/r/tmp_table_size_basic.result
View File

@ -1,146 +0,0 @@
SET @start_global_value = @@global.tmp_table_size;
SET @start_session_value = @@session.tmp_table_size;
'#--------------------FN_DYNVARS_005_01-------------------------#'
SET @@global.tmp_table_size = 100;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '100'
SET @@global.tmp_table_size = DEFAULT;
SET @@session.tmp_table_size = 200;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '200'
SET @@session.tmp_table_size = DEFAULT;
'#--------------------FN_DYNVARS_005_02-------------------------#'
SELECT @@global.tmp_table_size >= 16777216;
@@global.tmp_table_size >= 16777216
1
SELECT @@session.tmp_table_size >= 16777216;
@@session.tmp_table_size >= 16777216
1
'#--------------------FN_DYNVARS_005_03-------------------------#'
SET @@global.tmp_table_size = 1024;
SELECT @@global.tmp_table_size;
@@global.tmp_table_size
1024
SET @@global.tmp_table_size = 60020;
SELECT @@global.tmp_table_size;
@@global.tmp_table_size
60020
SET @@global.tmp_table_size = 4294967295;
SELECT @@global.tmp_table_size;
@@global.tmp_table_size
4294967295
'#--------------------FN_DYNVARS_005_04-------------------------#'
SET @@session.tmp_table_size = 1024;
SELECT @@session.tmp_table_size;
@@session.tmp_table_size
1024
SET @@session.tmp_table_size = 4294967295;
SELECT @@session.tmp_table_size;
@@session.tmp_table_size
4294967295
SET @@session.tmp_table_size = 65535;
SELECT @@session.tmp_table_size;
@@session.tmp_table_size
65535
'#------------------FN_DYNVARS_005_05-----------------------#'
SET @@global.tmp_table_size = 0;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '0'
SELECT @@global.tmp_table_size;
@@global.tmp_table_size
1024
SET @@global.tmp_table_size = -1024;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '-1024'
SELECT @@global.tmp_table_size;
@@global.tmp_table_size
1024
SET @@global.tmp_table_size = 1000;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '1000'
SELECT @@global.tmp_table_size;
@@global.tmp_table_size
1024
SET @@global.tmp_table_size = ON;
ERROR 42000: Incorrect argument type to variable 'tmp_table_size'
SET @@global.tmp_table_size = OFF;
ERROR 42000: Incorrect argument type to variable 'tmp_table_size'
SET @@global.tmp_table_size = True;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '1'
SELECT @@global.tmp_table_size;
@@global.tmp_table_size
1024
SET @@global.tmp_table_size = False;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '0'
SELECT @@global.tmp_table_size;
@@global.tmp_table_size
1024
SET @@global.tmp_table_size = 65530.34;
ERROR 42000: Incorrect argument type to variable 'tmp_table_size'
SET @@global.tmp_table_size ="Test";
ERROR 42000: Incorrect argument type to variable 'tmp_table_size'
SET @@session.tmp_table_size = ON;
ERROR 42000: Incorrect argument type to variable 'tmp_table_size'
SET @@session.tmp_table_size = OFF;
ERROR 42000: Incorrect argument type to variable 'tmp_table_size'
SET @@session.tmp_table_size = True;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '1'
SELECT @@session.tmp_table_size;
@@session.tmp_table_size
1024
SET @@session.tmp_table_size = False;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '0'
SELECT @@session.tmp_table_size;
@@session.tmp_table_size
1024
SET @@session.tmp_table_size = "Test";
ERROR 42000: Incorrect argument type to variable 'tmp_table_size'
SET @@session.tmp_table_size = 12345678901;
SELECT @@session.tmp_table_size IN (12345678901,4294967295);
@@session.tmp_table_size IN (12345678901,4294967295)
1
'#------------------FN_DYNVARS_005_06-----------------------#'
SELECT @@global.tmp_table_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='tmp_table_size';
@@global.tmp_table_size = VARIABLE_VALUE
1
'#------------------FN_DYNVARS_005_07-----------------------#'
SELECT @@session.tmp_table_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='tmp_table_size';
@@session.tmp_table_size = VARIABLE_VALUE
1
'#---------------------FN_DYNVARS_001_09----------------------#'
SET @@global.tmp_table_size = 1024;
SET @@tmp_table_size = 4294967295;
SELECT @@tmp_table_size = @@global.tmp_table_size;
@@tmp_table_size = @@global.tmp_table_size
0
'#---------------------FN_DYNVARS_001_10----------------------#'
SET @@tmp_table_size = 100;
Warnings:
Warning 1292 Truncated incorrect tmp_table_size value: '100'
SELECT @@tmp_table_size = @@local.tmp_table_size;
@@tmp_table_size = @@local.tmp_table_size
1
SELECT @@local.tmp_table_size = @@session.tmp_table_size;
@@local.tmp_table_size = @@session.tmp_table_size
1
'#---------------------FN_DYNVARS_001_11----------------------#'
SET tmp_table_size = 1027;
SELECT @@tmp_table_size;
@@tmp_table_size
1027
SELECT local.tmp_table_size;
ERROR 42S02: Unknown table 'local' in field list
SELECT global.tmp_table_size;
ERROR 42S02: Unknown table 'global' in field list
SELECT tmp_table_size = @@session.tmp_table_size;
ERROR 42S22: Unknown column 'tmp_table_size' in 'field list'
SET @@global.tmp_table_size = @start_global_value;
SET @@session.tmp_table_size = @start_session_value;

209
mysql-test/suite/sys_vars/t/tmp_memory_table_size_basic.test
View File

@ -1,209 +0,0 @@
###################### tmp_memory_table_size_basic.test ######################
# #
# Variable Name: tmp_memory_table_size #
# Scope: GLOBAL | SESSION #
# Access Type: Dynamic #
# Data Type: numeric #
# #
# Description: Test Cases of Dynamic System Variable tmp_table_size #
# that checks the behavior of this variable in the following ways#
# * Default Value #
# * Valid & Invalid values #
# * Scope & Access method #
# * Data Integrity #
# #
###############################################################################
--source include/load_sysvars.inc
##############################################################
# START OF tmp_memory_table_size TESTS #
##############################################################
#############################################################
# Save initial value #
#############################################################
SET @start_global_value = @@global.tmp_memory_table_size;
SET @start_session_value = @@session.tmp_memory_table_size;
--echo '#--------------------FN_DYNVARS_005_01-------------------------#'
##############################################################
# Display the DEFAULT value of tmp_memory_table_size #
##############################################################
SET @@global.tmp_memory_table_size = 10000;
SELECT @@global.tmp_memory_table_size;
SET @@global.tmp_memory_table_size = DEFAULT;
SELECT @@global.tmp_memory_table_size;
SET @@session.tmp_memory_table_size = 20000;
SELECT @@session.tmp_memory_table_size;
SET @@session.tmp_memory_table_size = DEFAULT;
SELECT @@session.tmp_memory_table_size;
--echo '#--------------------FN_DYNVARS_005_02-------------------------#'
########################################################################
# Check the DEFAULT value of tmp_memory_table_size #
########################################################################
# The DEFAULT value is system dependend.
# Therefore we have only a plausibility check here
SELECT @@global.tmp_memory_table_size >= 16777216;
SELECT @@session.tmp_memory_table_size >= 16777216;
--echo '#--------------------FN_DYNVARS_005_03-------------------------#'
########################################################################
# Change the value of tmp_memory_table_size to a valid value for GLOBAL Scope #
########################################################################
SET @@global.tmp_memory_table_size = 1024;
SELECT @@global.tmp_memory_table_size;
SET @@global.tmp_memory_table_size = 60020;
SELECT @@global.tmp_memory_table_size;
SET @@global.tmp_memory_table_size = 4294967295;
SELECT @@global.tmp_memory_table_size;
--echo '#--------------------FN_DYNVARS_005_04-------------------------#'
#########################################################################
# Change the value of tmp_memory_table_size to a valid value for SESSION Scope #
#########################################################################
SET @@session.tmp_memory_table_size = 1024;
SELECT @@session.tmp_memory_table_size;
SET @@session.tmp_memory_table_size = 4294967295;
SELECT @@session.tmp_memory_table_size;
SET @@session.tmp_memory_table_size = 65535;
SELECT @@session.tmp_memory_table_size;
--echo '#------------------FN_DYNVARS_005_05-----------------------#'
##########################################################
# Change the value of tmp_memory_table_size to an invalid value #
##########################################################
SET @@global.tmp_memory_table_size = 0;
SELECT @@global.tmp_memory_table_size;
SET @@global.tmp_memory_table_size = -1024;
SELECT @@global.tmp_memory_table_size;
SET @@global.tmp_memory_table_size = 1000;
SELECT @@global.tmp_memory_table_size;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.tmp_memory_table_size = ON;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.tmp_memory_table_size = OFF;
SET @@global.tmp_memory_table_size = True;
SELECT @@global.tmp_memory_table_size;
SET @@global.tmp_memory_table_size = False;
SELECT @@global.tmp_memory_table_size;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.tmp_memory_table_size = 65530.34;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.tmp_memory_table_size ="Test";
--Error ER_WRONG_TYPE_FOR_VAR
SET @@session.tmp_memory_table_size = ON;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@session.tmp_memory_table_size = OFF;
SET @@session.tmp_memory_table_size = True;
SELECT @@session.tmp_memory_table_size;
SET @@session.tmp_memory_table_size = False;
SELECT @@session.tmp_memory_table_size;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@session.tmp_memory_table_size = "Test";
--disable_warnings
SET @@session.tmp_memory_table_size = 12345678901;
--enable_warnings
# With a 64 bit mysqld:12345678901,with a 32 bit mysqld: 4294967295
SELECT @@session.tmp_memory_table_size IN (12345678901,4294967295);
--echo '#------------------FN_DYNVARS_005_06-----------------------#'
####################################################################
# Check if the value in GLOBAL Table matches value in variable #
####################################################################
SELECT @@global.tmp_memory_table_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='tmp_memory_table_size';
--echo '#------------------FN_DYNVARS_005_07-----------------------#'
####################################################################
# Check if the value in SESSION Table matches value in variable #
####################################################################
SELECT @@session.tmp_memory_table_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='tmp_memory_table_size';
--echo '#---------------------FN_DYNVARS_001_09----------------------#'
########################################################################
# Check if global and session variables are independent of each other #
########################################################################
SET @@global.tmp_memory_table_size = 1024;
SET @@tmp_memory_table_size = 4294967295;
SELECT @@tmp_memory_table_size = @@global.tmp_memory_table_size;
--echo '#---------------------FN_DYNVARS_001_10----------------------#'
##################################################################
# Check if accessing variable with SESSION,LOCAL and without #
# SCOPE points to same session variable #
##################################################################
SET @@tmp_memory_table_size = 100;
SELECT @@tmp_memory_table_size = @@local.tmp_memory_table_size;
SELECT @@local.tmp_memory_table_size = @@session.tmp_memory_table_size;
--echo '#---------------------FN_DYNVARS_001_11----------------------#'
#########################################################################
# Check if tmp_memory_table_size can be accessed with and without @@ sign #
#########################################################################
SET tmp_memory_table_size = 1027;
SELECT @@tmp_memory_table_size;
--Error ER_UNKNOWN_TABLE
SELECT local.tmp_memory_table_size;
--Error ER_UNKNOWN_TABLE
SELECT global.tmp_memory_table_size;
--Error ER_BAD_FIELD_ERROR
SELECT tmp_memory_table_size = @@session.tmp_memory_table_size;
--echo
--echo "Check that tmp_memory_table_size and tmp_table_size are the same"
--echo
set @@session.tmp_memory_table_size=100000;
select @@session.tmp_memory_table_size,@@session.tmp_table_size;
set @@session.tmp_memory_table_size=200000;
select @@session.tmp_memory_table_size,@@session.tmp_table_size;
####################################
# Restore initial value #
####################################
SET @@global.tmp_memory_table_size = @start_global_value;
SET @@session.tmp_memory_table_size = @start_session_value;
###################################################
# END OF tmp_memory_table_size TESTS #
###################################################

207
mysql-test/suite/sys_vars/t/tmp_table_size_basic.test
View File

@ -1,207 +0,0 @@
########################### tmp_table_size_basic.test ##########################
# #
# Variable Name: tmp_table_size #
# Scope: GLOBAL | SESSION #
# Access Type: Dynamic #
# Data Type: numeric #
# Default Value: system dependend #
# Range: 1024-system dependend #
# #
# #
# Creation Date: 2008-02-13 #
# Author: Salman #
# #
# Description: Test Cases of Dynamic System Variable tmp_table_size #
# that checks the behavior of this variable in the following ways #
# * Default Value #
# * Valid & Invalid values #
# * Scope & Access method #
# * Data Integrity #
# Modified: 2008-12-04 HHunger #
# removed the differences between 64 and 32 bit platforms #
# #
# Reference: #
# http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html #
# #
################################################################################
--source include/load_sysvars.inc
##############################################################
# START OF tmp_table_size TESTS #
##############################################################
#############################################################
# Save initial value #
#############################################################
SET @start_global_value = @@global.tmp_table_size;
SET @start_session_value = @@session.tmp_table_size;
--echo '#--------------------FN_DYNVARS_005_01-------------------------#'
##############################################################
# Display the DEFAULT value of tmp_table_size #
##############################################################
SET @@global.tmp_table_size = 100;
SET @@global.tmp_table_size = DEFAULT;
SET @@session.tmp_table_size = 200;
SET @@session.tmp_table_size = DEFAULT;
--echo '#--------------------FN_DYNVARS_005_02-------------------------#'
########################################################################
# Check the DEFAULT value of tmp_table_size #
########################################################################
# The DEFAULT value is system dependend.
# Therefore we have only a plausibility check here
SELECT @@global.tmp_table_size >= 16777216;
SELECT @@session.tmp_table_size >= 16777216;
--echo '#--------------------FN_DYNVARS_005_03-------------------------#'
########################################################################
# Change the value of tmp_table_size to a valid value for GLOBAL Scope #
########################################################################
SET @@global.tmp_table_size = 1024;
SELECT @@global.tmp_table_size;
SET @@global.tmp_table_size = 60020;
SELECT @@global.tmp_table_size;
SET @@global.tmp_table_size = 4294967295;
SELECT @@global.tmp_table_size;
--echo '#--------------------FN_DYNVARS_005_04-------------------------#'
#########################################################################
# Change the value of tmp_table_size to a valid value for SESSION Scope #
#########################################################################
SET @@session.tmp_table_size = 1024;
SELECT @@session.tmp_table_size;
SET @@session.tmp_table_size = 4294967295;
SELECT @@session.tmp_table_size;
SET @@session.tmp_table_size = 65535;
SELECT @@session.tmp_table_size;
--echo '#------------------FN_DYNVARS_005_05-----------------------#'
##########################################################
# Change the value of tmp_table_size to an invalid value #
##########################################################
SET @@global.tmp_table_size = 0;
SELECT @@global.tmp_table_size;
SET @@global.tmp_table_size = -1024;
SELECT @@global.tmp_table_size;
SET @@global.tmp_table_size = 1000;
SELECT @@global.tmp_table_size;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.tmp_table_size = ON;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.tmp_table_size = OFF;
SET @@global.tmp_table_size = True;
SELECT @@global.tmp_table_size;
SET @@global.tmp_table_size = False;
SELECT @@global.tmp_table_size;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.tmp_table_size = 65530.34;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.tmp_table_size ="Test";
--Error ER_WRONG_TYPE_FOR_VAR
SET @@session.tmp_table_size = ON;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@session.tmp_table_size = OFF;
SET @@session.tmp_table_size = True;
SELECT @@session.tmp_table_size;
SET @@session.tmp_table_size = False;
SELECT @@session.tmp_table_size;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@session.tmp_table_size = "Test";
--disable_warnings
SET @@session.tmp_table_size = 12345678901;
--enable_warnings
# With a 64 bit mysqld:12345678901,with a 32 bit mysqld: 4294967295
SELECT @@session.tmp_table_size IN (12345678901,4294967295);
--echo '#------------------FN_DYNVARS_005_06-----------------------#'
####################################################################
# Check if the value in GLOBAL Table matches value in variable #
####################################################################
SELECT @@global.tmp_table_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='tmp_table_size';
--echo '#------------------FN_DYNVARS_005_07-----------------------#'
####################################################################
# Check if the value in SESSION Table matches value in variable #
####################################################################
SELECT @@session.tmp_table_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='tmp_table_size';
--echo '#---------------------FN_DYNVARS_001_09----------------------#'
########################################################################
# Check if global and session variables are independent of each other #
########################################################################
SET @@global.tmp_table_size = 1024;
SET @@tmp_table_size = 4294967295;
SELECT @@tmp_table_size = @@global.tmp_table_size;
--echo '#---------------------FN_DYNVARS_001_10----------------------#'
##################################################################
# Check if accessing variable with SESSION,LOCAL and without #
# SCOPE points to same session variable #
##################################################################
SET @@tmp_table_size = 100;
SELECT @@tmp_table_size = @@local.tmp_table_size;
SELECT @@local.tmp_table_size = @@session.tmp_table_size;
--echo '#---------------------FN_DYNVARS_001_11----------------------#'
#########################################################################
# Check if tmp_table_size can be accessed with and without @@ sign #
#########################################################################
SET tmp_table_size = 1027;
SELECT @@tmp_table_size;
--Error ER_UNKNOWN_TABLE
SELECT local.tmp_table_size;
--Error ER_UNKNOWN_TABLE
SELECT global.tmp_table_size;
--Error ER_BAD_FIELD_ERROR
SELECT tmp_table_size = @@session.tmp_table_size;
####################################
# Restore initial value #
####################################
SET @@global.tmp_table_size = @start_global_value;
SET @@session.tmp_table_size = @start_session_value;
###################################################
# END OF tmp_table_size TESTS #
###################################################

5
sql/item_sum.cc
View File

@ -42,8 +42,9 @@
size_t Item_sum::ram_limitation(THD *thd)
{
return (size_t)MY_MIN(thd->variables.tmp_memory_table_size,
thd->variables.max_heap_table_size);
return MY_MAX(1024,
(size_t)MY_MIN(thd->variables.tmp_memory_table_size,
thd->variables.max_heap_table_size));
}

2
sql/opt_subselect.cc
View File

@ -4522,7 +4522,7 @@ SJ_TMP_TABLE::create_sj_weedout_tmp_table(THD *thd)
}
uint reclength= field->pack_length();
if (using_unique_constraint)
if (using_unique_constraint || thd->variables.tmp_memory_table_size == 0)
{
share->db_plugin= ha_lock_engine(0, TMP_ENGINE_HTON);
table->file= get_new_handler(share, &table->mem_root,

8
sql/sys_vars.cc
View File

@ -3869,7 +3869,7 @@ static Sys_var_ulonglong Sys_tmp_table_size(
"If an internal in-memory temporary table exceeds this size, MariaDB "
"will automatically convert it to an on-disk MyISAM or Aria table.",
SESSION_VAR(tmp_memory_table_size), CMD_LINE(REQUIRED_ARG),
VALID_RANGE(1024, (ulonglong)~(intptr)0), DEFAULT(16*1024*1024),
VALID_RANGE(0, (ulonglong)~(intptr)0), DEFAULT(16*1024*1024),
BLOCK_SIZE(1));
static Sys_var_ulonglong Sys_tmp_memory_table_size(
@ -3878,7 +3878,7 @@ static Sys_var_ulonglong Sys_tmp_memory_table_size(
"will automatically convert it to an on-disk MyISAM or Aria table. "
"Same as tmp_table_size.",
SESSION_VAR(tmp_memory_table_size), CMD_LINE(REQUIRED_ARG),
VALID_RANGE(1024, (ulonglong)~(intptr)0), DEFAULT(16*1024*1024),
VALID_RANGE(0, (ulonglong)~(intptr)0), DEFAULT(16*1024*1024),
BLOCK_SIZE(1));
static Sys_var_ulonglong Sys_tmp_disk_table_size(
@ -4161,7 +4161,9 @@ static Sys_var_mybool Sys_big_tables(
"big_tables", "Old variable, which if set to 1, allows large result sets "
"by saving all temporary sets to disk, avoiding 'table full' errors. No "
"longer needed, as the server now handles this automatically.",
SESSION_VAR(big_tables), CMD_LINE(OPT_ARG), DEFAULT(FALSE));
SESSION_VAR(big_tables), CMD_LINE(OPT_ARG), DEFAULT(FALSE),
NO_MUTEX_GUARD, NOT_IN_BINLOG, ON_CHECK(0), ON_UPDATE(0),
DEPRECATED(""));
static Sys_var_bit Sys_big_selects(
"sql_big_selects", "If set to 0, MariaDB will not perform large SELECTs."

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