--source include/have_innodb.inc let $algorithm = `SELECT @@ALTER_ALGORITHM`; let $error_code = 0; if ($algorithm == "NOCOPY") { let $error_code = ER_ALTER_OPERATION_NOT_SUPPORTED, ER_ALTER_OPERATION_NOT_SUPPORTED_REASON; } if ($algorithm == "INSTANT") { let $error_code = ER_ALTER_OPERATION_NOT_SUPPORTED, ER_ALTER_OPERATION_NOT_SUPPORTED_REASON; } --source include/alter_nocopy_fail.inc if ($algorithm == "NOCOPY") { let $error_code = 0; } if ($algorithm == "INSTANT") { let $error_code = ER_ALTER_OPERATION_NOT_SUPPORTED_REASON; } --source include/alter_nocopy.inc