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# # Bug#44571 InnoDB Plugin crashes on ADD INDEX # http://bugs.mysql.com/44571 # Please also refer to related fix in # http://bugs.mysql.com/47621 # -- source include/have_innodb.inc CREATE TABLE bug44571 (foo INT) ENGINE=InnoDB; ALTER TABLE bug44571 CHANGE foo bar INT; # Create index with the old column name will fail, # because the CHANGE foo bar is successful. And # the column name change would communicate to # InnoDB with the fix from bug #47621 -- error ER_KEY_COLUMN_DOES_NOT_EXITS ALTER TABLE bug44571 ADD INDEX bug44571b (foo); # The following create indexes should succeed, # indirectly confirm the CHANGE foo bar is successful. ALTER TABLE bug44571 ADD INDEX bug44571c (bar); DROP INDEX bug44571c ON bug44571; CREATE INDEX bug44571c ON bug44571 (bar); DROP TABLE bug44571;