mariadb/mysql-test/suite/innodb/t/alter_copy_stats.test

--source include/have_innodb.inc
--source include/have_partition.inc

CREATE TABLE t1 (
    c1 INT PRIMARY KEY,
    c2 VARCHAR(50),
    c3 VARCHAR(50),
    c4 VARCHAR(50))ENGINE=InnoDB;

INSERT INTO t1 VALUES(1, 'AAA_2', 'AAA_3', 'AAA_4'),
                     (2, 'BBB_2', 'BBB_3', 'BBB_4'),
                     (3, 'CCC_2', 'CCC_3', 'CCC_4'),
                     (4, 'DDD_2', 'DDD_3', 'DDD_4'),
                     (5, 'EEE_2', 'EEE_3', 'EEE_4');

ALTER TABLE t1 CONVERT TO CHARACTER SET 'utf8mb4',ALGORITHM=COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name IN ('t1');

ALTER TABLE t1 ADD COLUMN c5 VARCHAR(15), ALGORITHM = COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name IN ('t1');

ALTER TABLE t1 DROP COLUMN c5, ALGORITHM = COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name IN ('t1');

ALTER TABLE t1 ADD COLUMN c5 VARCHAR(15), ALGORITHM = COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name IN ('t1');

ALTER TABLE t1 DROP COLUMN c5, ALGORITHM = COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name IN ('t1');

ALTER TABLE t1 DROP PRIMARY KEY, ADD PRIMARY KEY (c4), ALGORITHM=COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name IN ('t1');

ALTER TABLE t1 DROP PRIMARY KEY, ADD PRIMARY KEY (c1), ALGORITHM = COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name IN ('t1');

ALTER TABLE t1 ADD COLUMN c5 VARCHAR(15), ALGORITHM = INPLACE;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name IN ('t1');

ALTER TABLE t1 DROP COLUMN c5, ALGORITHM = INPLACE;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name IN ('t1');

CREATE TABLE t2 (
    c1 INT PRIMARY KEY,
    c2 VARCHAR(50),
    c3 VARCHAR(50),
    c4 VARCHAR(50)
    ) ENGINE=InnoDB PARTITION BY RANGE (c1) (
    PARTITION p1 VALUES LESS THAN (6),
    PARTITION p2 VALUES LESS THAN (11),
    PARTITION p3 VALUES LESS THAN (16),
    PARTITION p4 VALUES LESS THAN (21)
);
INSERT INTO t2 VALUES(1, 'AAA_2', 'AAA_3', 'AAA_4'),
                     (2, 'BBB_2', 'BBB_3', 'BBB_4'),
                     (3, 'CCC_2', 'CCC_3', 'CCC_4'),
                     (4, 'DDD_2', 'DDD_3', 'DDD_4'),
                     (5, 'EEE_2', 'EEE_3', 'EEE_4'),
                     (6, 'FFF_2', 'DDD_3', 'DDD_4'),
                     (7, 'GGG_2', 'DDD_3', 'DDD_4'),
                     (8, 'HHH_2', 'DDD_3', 'DDD_4'),
                     (9, 'III_2', 'DDD_3', 'DDD_4'),
                     (10, 'JJJ_2', 'DDD_3', 'DDD_4'),
                     (13, 'KKK_2', 'DDD_3', 'DDD_4'),
                     (20, 'LLL_2', 'DDD_3', 'DDD_4');

ALTER TABLE t2 CONVERT TO CHARACTER SET 'utf8mb4',ALGORITHM=COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name LIKE '%t2%';

ALTER TABLE t2 ADD COLUMN c5 VARCHAR(15), ALGORITHM = COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name LIKE '%t2%';

ALTER TABLE t2 DROP COLUMN c5, ALGORITHM = COPY;
SELECT n_rows, database_name, lower(table_name)
FROM mysql.innodb_table_stats WHERE table_name LIKE '%t2%';

--echo # Test Cleanup.
DROP TABLE t1;
DROP TABLE t2;