MDEV-30623: Fix the testcase

- Fix view-protocol: long expressions in SELECT
  list should have "expr AS column_name".

- Also, moved the test from subselect*test to
  suite/json/t/json_table.test.

mysql-test/main/subselect.result

@@ -7559,31 +7559,5 @@ Warning	1292	Truncated incorrect DECIMAL value: 'e'
 drop view v1;
 drop table t1, t2, t3;
 #
-# MDEV-30623 JSON_TABLE in subquery not correctly marked as correlated
-# update_correlated_cache() fails to take JSON_TABLE functions in
-# subqueries into account.
-#
-create table t1(c json);
-insert into t1 values ('[{"x":"1"},{"x":"2"}]'),
-('[{"x":"10"},{"x":"20"}]'),
-('[{"x":"100"},{"x":"200"}]');
-select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-c	(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-[{"x":"1"},{"x":"2"}]	3
-[{"x":"10"},{"x":"20"}]	30
-[{"x":"100"},{"x":"200"}]	300
-explain select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
-2	DEPENDENT SUBQUERY	jt	ALL	NULL	NULL	NULL	NULL	40	Table function: json_table
-drop table t1;
-#
 # End of 10.6 tests
 #

mysql-test/main/subselect.test

@@ -6434,28 +6434,6 @@ insert into t2 select (('e','e') IN (SELECT v1.id, v1.id FROM v1 JOIN t3));
 drop view v1;
 drop table t1, t2, t3;
 
---echo #
---echo # MDEV-30623 JSON_TABLE in subquery not correctly marked as correlated
---echo # update_correlated_cache() fails to take JSON_TABLE functions in
---echo # subqueries into account.
---echo #
-
-create table t1(c json);
-insert into t1 values ('[{"x":"1"},{"x":"2"}]'),
-                      ('[{"x":"10"},{"x":"20"}]'),
-                      ('[{"x":"100"},{"x":"200"}]');
-select c,
-       (SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-       AS jt)
-  from t1;
-
-explain select c,
-       (SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-       AS jt)
-  from t1;
-
-drop table t1;
-
 --echo #
 --echo # End of 10.6 tests
 --echo #

mysql-test/main/subselect_no_exists_to_in.result

@@ -7559,32 +7559,6 @@ Warning	1292	Truncated incorrect DECIMAL value: 'e'
 drop view v1;
 drop table t1, t2, t3;
 #
-# MDEV-30623 JSON_TABLE in subquery not correctly marked as correlated
-# update_correlated_cache() fails to take JSON_TABLE functions in
-# subqueries into account.
-#
-create table t1(c json);
-insert into t1 values ('[{"x":"1"},{"x":"2"}]'),
-('[{"x":"10"},{"x":"20"}]'),
-('[{"x":"100"},{"x":"200"}]');
-select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-c	(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-[{"x":"1"},{"x":"2"}]	3
-[{"x":"10"},{"x":"20"}]	30
-[{"x":"100"},{"x":"200"}]	300
-explain select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
-2	DEPENDENT SUBQUERY	jt	ALL	NULL	NULL	NULL	NULL	40	Table function: json_table
-drop table t1;
-#
 # End of 10.6 tests
 #
 set optimizer_switch=default;

mysql-test/main/subselect_no_mat.result

@@ -7552,32 +7552,6 @@ Warning	1292	Truncated incorrect DECIMAL value: 'e'
 drop view v1;
 drop table t1, t2, t3;
 #
-# MDEV-30623 JSON_TABLE in subquery not correctly marked as correlated
-# update_correlated_cache() fails to take JSON_TABLE functions in
-# subqueries into account.
-#
-create table t1(c json);
-insert into t1 values ('[{"x":"1"},{"x":"2"}]'),
-('[{"x":"10"},{"x":"20"}]'),
-('[{"x":"100"},{"x":"200"}]');
-select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-c	(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-[{"x":"1"},{"x":"2"}]	3
-[{"x":"10"},{"x":"20"}]	30
-[{"x":"100"},{"x":"200"}]	300
-explain select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
-2	DEPENDENT SUBQUERY	jt	ALL	NULL	NULL	NULL	NULL	40	Table function: json_table
-drop table t1;
-#
 # End of 10.6 tests
 #
 set optimizer_switch=default;

mysql-test/main/subselect_no_opts.result

@@ -7550,32 +7550,6 @@ Warning	1292	Truncated incorrect DECIMAL value: 'e'
 drop view v1;
 drop table t1, t2, t3;
 #
-# MDEV-30623 JSON_TABLE in subquery not correctly marked as correlated
-# update_correlated_cache() fails to take JSON_TABLE functions in
-# subqueries into account.
-#
-create table t1(c json);
-insert into t1 values ('[{"x":"1"},{"x":"2"}]'),
-('[{"x":"10"},{"x":"20"}]'),
-('[{"x":"100"},{"x":"200"}]');
-select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-c	(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-[{"x":"1"},{"x":"2"}]	3
-[{"x":"10"},{"x":"20"}]	30
-[{"x":"100"},{"x":"200"}]	300
-explain select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
-2	DEPENDENT SUBQUERY	jt	ALL	NULL	NULL	NULL	NULL	40	Table function: json_table
-drop table t1;
-#
 # End of 10.6 tests
 #
 set @optimizer_switch_for_subselect_test=null;

mysql-test/main/subselect_no_scache.result

@@ -7565,32 +7565,6 @@ Warning	1292	Truncated incorrect DECIMAL value: 'e'
 drop view v1;
 drop table t1, t2, t3;
 #
-# MDEV-30623 JSON_TABLE in subquery not correctly marked as correlated
-# update_correlated_cache() fails to take JSON_TABLE functions in
-# subqueries into account.
-#
-create table t1(c json);
-insert into t1 values ('[{"x":"1"},{"x":"2"}]'),
-('[{"x":"10"},{"x":"20"}]'),
-('[{"x":"100"},{"x":"200"}]');
-select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-c	(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-[{"x":"1"},{"x":"2"}]	3
-[{"x":"10"},{"x":"20"}]	30
-[{"x":"100"},{"x":"200"}]	300
-explain select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
-2	DEPENDENT SUBQUERY	jt	ALL	NULL	NULL	NULL	NULL	40	Table function: json_table
-drop table t1;
-#
 # End of 10.6 tests
 #
 set optimizer_switch=default;

mysql-test/main/subselect_no_semijoin.result

@@ -7550,32 +7550,6 @@ Warning	1292	Truncated incorrect DECIMAL value: 'e'
 drop view v1;
 drop table t1, t2, t3;
 #
-# MDEV-30623 JSON_TABLE in subquery not correctly marked as correlated
-# update_correlated_cache() fails to take JSON_TABLE functions in
-# subqueries into account.
-#
-create table t1(c json);
-insert into t1 values ('[{"x":"1"},{"x":"2"}]'),
-('[{"x":"10"},{"x":"20"}]'),
-('[{"x":"100"},{"x":"200"}]');
-select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-c	(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-[{"x":"1"},{"x":"2"}]	3
-[{"x":"10"},{"x":"20"}]	30
-[{"x":"100"},{"x":"200"}]	300
-explain select c,
-(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
-AS jt)
-from t1;
-id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
-2	DEPENDENT SUBQUERY	jt	ALL	NULL	NULL	NULL	NULL	40	Table function: json_table
-drop table t1;
-#
 # End of 10.6 tests
 #
 #

mysql-test/suite/json/r/json_table.result

@@ -1011,5 +1011,30 @@ Jeans
 SELECT 1 FROM JSON_TABLE (row(1,2), '$' COLUMNS (o FOR ORDINALITY)) AS j;
 ERROR 21000: Operand should contain 1 column(s)
 #
+# MDEV-30623 JSON_TABLE in subquery not correctly marked as correlated
+# update_correlated_cache() fails to take JSON_TABLE functions in
+# subqueries into account.
+#
+create table t1(c json);
+insert into t1 values ('[{"x":"1"},{"x":"2"}]'),
+('[{"x":"10"},{"x":"20"}]'),
+('[{"x":"100"},{"x":"200"}]');
+select c,
+(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
+AS jt) as SUBQ
+from t1;
+c	SUBQ
+[{"x":"1"},{"x":"2"}]	3
+[{"x":"10"},{"x":"20"}]	30
+[{"x":"100"},{"x":"200"}]	300
+explain select c,
+(SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
+AS jt) as SUBQ
+from t1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	
+2	DEPENDENT SUBQUERY	jt	ALL	NULL	NULL	NULL	NULL	40	Table function: json_table
+drop table t1;
+#
 # End of 10.6 tests
 #

mysql-test/suite/json/t/json_table.test

@@ -871,6 +871,28 @@ SELECT * FROM json_table('[{"name":"Jeans"}]', '$[*]'
 --error ER_OPERAND_COLUMNS
 SELECT 1 FROM JSON_TABLE (row(1,2), '$' COLUMNS (o FOR ORDINALITY)) AS j;
 
+--echo #
+--echo # MDEV-30623 JSON_TABLE in subquery not correctly marked as correlated
+--echo # update_correlated_cache() fails to take JSON_TABLE functions in
+--echo # subqueries into account.
+--echo #
+
+create table t1(c json);
+insert into t1 values ('[{"x":"1"},{"x":"2"}]'),
+                      ('[{"x":"10"},{"x":"20"}]'),
+                      ('[{"x":"100"},{"x":"200"}]');
+select c,
+       (SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
+       AS jt) as SUBQ
+  from t1;
+
+explain select c,
+       (SELECT sum(x) FROM json_table(c, "$[*]" columns( x int path "$.x"))
+       AS jt) as SUBQ
+  from t1;
+
+drop table t1;
+
 --echo #
 --echo # End of 10.6 tests
 --echo #