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Directory :  /usr/local/mysql/mysql-test/suite/gcol/t/

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Current File : /usr/local/mysql/mysql-test/suite/gcol/t/innodb_virtual_stats.test
--source include/have_innodb.inc

#
# BUG#22469660 INNODB DOESN'T UPDATE INDEX STATS WHEN ADDING OR DROPPING VIRTUAL COLUMN
#

CREATE TABLE t (
  a INT,
  b INT,
  c INT GENERATED ALWAYS AS(a+b),
  d INT GENERATED ALWAYS AS(a+b+b),
  KEY idxa (a),
  KEY vidxcd (c, d)
) ENGINE=INNODB STATS_PERSISTENT=1 STATS_AUTO_RECALC=1;

INSERT INTO t (a,b) VALUES (1, 2);

SELECT index_name, stat_name, stat_description
FROM mysql.innodb_index_stats
WHERE database_name = 'test' AND table_name = 't';

ALTER TABLE t ADD COLUMN e INT GENERATED ALWAYS AS(a+a+b), ADD INDEX idxb (b), ALGORITHM=INPLACE;
select count(*) from t;

SELECT index_name, stat_name, stat_description
FROM mysql.innodb_index_stats
WHERE database_name = 'test' AND table_name = 't';

ALTER TABLE t DROP COLUMN c, DROP INDEX idxa, ALGORITHM=INPLACE;
select count(*) from t;

SELECT index_name, stat_name, stat_description
FROM mysql.innodb_index_stats
WHERE database_name = 'test' AND table_name = 't';

ALTER TABLE t ADD INDEX vidxe (e), ALGORITHM=INPLACE;
select count(*) from t;

SELECT index_name, stat_name, stat_description
FROM mysql.innodb_index_stats
WHERE database_name = 'test' AND table_name = 't';

ALTER TABLE t ADD COLUMN f INT GENERATED ALWAYS AS(a + a), ADD INDEX vidxf (f), ALGORITHM=INPLACE;
select count(*) from t;

SELECT index_name, stat_name, stat_description
FROM mysql.innodb_index_stats
WHERE database_name = 'test' AND table_name = 't';

ALTER TABLE t DROP INDEX vidxcd;

SELECT index_name, stat_name, stat_description
FROM mysql.innodb_index_stats
WHERE database_name = 'test' AND table_name = 't';

DROP TABLE t;

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