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-- source include/have_innodb.inc --echo # --echo # Bug #12699505 MEMORY LEAK IN ROW_CREATE_INDEX_FOR_MYSQL() --echo # # The leak would only be triggered if # ha_innobase::max_supported_key_part_length() were set # higher than the limit used in row_create_index_for_mysql(). --error ER_DUP_FIELDNAME CREATE TABLE t1(a int not null,key(a,a)) ENGINE=InnoDB DEFAULT CHARSET=latin1; -- error ER_TOO_LONG_KEY CREATE TABLE t1(a int,b text,key(b(768))) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=COMPACT; CREATE TABLE t1(a int not null,b text) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=COMPACT; INSERT INTO t1 VALUES (1,''),(2,''),(3,''),(4,''),(5,''),(6,''),(7,''); --error ER_DUP_FIELDNAME CREATE INDEX t1aa ON t1(a,a); -- error ER_TOO_LONG_KEY CREATE INDEX t1b ON t1(b(768)); SHOW CREATE TABLE t1; SELECT * FROM t1; DROP TABLE t1; CREATE TABLE t2(a int primary key, b text) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=COMPACT; INSERT INTO t2 VALUES (1,''),(2,''),(3,''),(4,''),(5,''),(6,''),(7,''); --error ER_DUP_FIELDNAME CREATE INDEX t2aa ON t2(a,a); -- error ER_TOO_LONG_KEY CREATE INDEX t2b ON t2(b(768)); SELECT * FROM t2; DROP TABLE t2;