drop schema if exists mysqltest_1; create schema mysqltest_1; use mysqltest_1; create table t1 (a int) partition by list (a) (partition p1 values in (1), partition p2 values in (2), partition p3 values in (3)); insert into t1 values (1),(2); grant usage on *.* to mysqltest_1@localhost; revoke all privileges on *.* from mysqltest_1@localhost; grant select,alter on mysqltest_1.* to mysqltest_1@localhost; show grants for current_user; Grants for mysqltest_1@localhost GRANT USAGE ON *.* TO 'mysqltest_1'@'localhost' GRANT SELECT, ALTER ON `mysqltest_1`.* TO 'mysqltest_1'@'localhost' alter table t1 add b int; alter table t1 drop partition p2; ERROR 42000: DROP command denied to user 'mysqltest_1'@'localhost' for table 't1' grant drop on mysqltest_1.* to mysqltest_1@localhost; alter table t1 drop partition p2; revoke alter on mysqltest_1.* from mysqltest_1@localhost; alter table t1 drop partition p3; ERROR 42000: ALTER command denied to user 'mysqltest_1'@'localhost' for table 't1' revoke select,alter,drop on mysqltest_1.* from mysqltest_1@localhost; drop table t1; create table t1 (s1 int); insert into t1 values (1); grant alter on mysqltest_1.* to mysqltest_1@localhost; alter table t1 partition by list (s1) (partition p1 values in (2)); ERROR HY000: Table has no partition for some existing values grant select, alter on mysqltest_1.* to mysqltest_1@localhost; alter table t1 partition by list (s1) (partition p1 values in (2)); ERROR HY000: Table has no partition for value 1 drop table t1; drop user mysqltest_1@localhost; drop schema mysqltest_1; End of 5.1 tests