config root man

#

-- source include/have_innodb.inc
-- source include/have_debug.inc

--disable_query_log
call mtr.add_suppression("InnoDB: Cannot calculate statistics for table `test`\.`t` because the \.ibd file is missing");
call mtr.add_suppression("Cannot find index i1 in InnoDB index dictionary");
call mtr.add_suppression("Build InnoDB index translation table");
call mtr.add_suppression("InnoDB: Table test/t contains 0 indexes inside InnoDB, which is different from the number of indexes 1 defined in MySQL");
call mtr.add_suppression("Innodb could not find key no 0 with name i1 from dict cache for table test/t");
call mtr.add_suppression("Table test/t contains fewer indexes inside InnoDB than are defined in the MySQL .frm file");
--enable_query_log

CREATE TABLE t (c1 INT, c2 INT, KEY i2 (c2)) ENGINE=INNODB;

SET DEBUG='+d,ib_rename_index_fail1';
-- error ER_LOCK_DEADLOCK
ALTER TABLE t RENAME INDEX i2 to x, ALGORITHM=INPLACE;
SET DEBUG='-d,ib_rename_index_fail1';

SET DEBUG='+d,ib_rename_index_fail2';
ALTER TABLE t RENAME INDEX i2 to x, ROW_FORMAT=REDUNDANT, ALGORITHM=INPLACE;
SET DEBUG='-d,ib_rename_index_fail2';
SELECT index_name, stat_description
FROM mysql.innodb_index_stats
WHERE table_name = 't' AND stat_name LIKE 'n_diff%'
ORDER BY 1, 2;

SET DEBUG='+d,ib_rename_index_fail3';
ALTER TABLE t RENAME INDEX x to y, ROW_FORMAT=REDUNDANT, ALGORITHM=INPLACE;
SET DEBUG='-d,ib_rename_index_fail3';
SELECT index_name, stat_description
FROM mysql.innodb_index_stats
WHERE table_name = 't' AND stat_name LIKE 'n_diff%'
ORDER BY 1, 2;

DROP TABLE t;

# Test an attempt to rename a nonexistent index inside InnoDB

-- let $MYSQL_DATA_DIR = `SELECT @@datadir`

CREATE TABLE t (a INT, INDEX i1 (a)) ENGINE=INNODB;

-- copy_file $MYSQL_DATA_DIR/test/t.frm $MYSQL_DATA_DIR/test/t.fr_

DROP TABLE t;

CREATE TABLE t (a INT) ENGINE=INNODB;

-- remove_file $MYSQL_DATA_DIR/test/t.frm
-- move_file $MYSQL_DATA_DIR/test/t.fr_ $MYSQL_DATA_DIR/test/t.frm

SHOW CREATE TABLE t;

-- error ER_KEY_DOES_NOT_EXITS
ALTER TABLE t RENAME INDEX i1 TO i2;

DROP TABLE t;