drop table if exists t1; insert into t1 values(1); ERROR 42S02: Table 'test.t1' doesn't exist delete from t1; ERROR 42S02: Table 'test.t1' doesn't exist update t1 set a=1; ERROR 42S02: Table 'test.t1' doesn't exist create table t1 (a int); select count(test.t1.b) from t1; ERROR 42S22: Unknown column 'test.t1.b' in 'field list' select count(not_existing_database.t1) from t1; ERROR 42S22: Unknown column 'not_existing_database.t1' in 'field list' select count(not_existing_database.t1.a) from t1; ERROR 42S22: Unknown column 'not_existing_database.t1.a' in 'field list' select count(not_existing_database.t1.a) from not_existing_database.t1; Got one of the listed errors select 1 from t1 order by 2; ERROR 42S22: Unknown column '2' in 'order clause' select 1 from t1 group by 2; ERROR 42S22: Unknown column '2' in 'group statement' select 1 from t1 order by t1.b; ERROR 42S22: Unknown column 't1.b' in 'order clause' select count(*),b from t1; ERROR 42S22: Unknown column 'b' in 'field list' drop table t1; create table t1 (a int(256)); ERROR 42000: Display width out of range for column 'a' (max = 255) set sql_mode='traditional'; create table t1 (a varchar(66000)); ERROR 42000: Column length too big for column 'a' (max = 65535); use BLOB or TEXT instead set sql_mode=default; CREATE TABLE t1 (a INT); SELECT a FROM t1 WHERE a IN(1, (SELECT IF(1=0,1,2/0))); a INSERT INTO t1 VALUES(1); SELECT a FROM t1 WHERE a IN(1, (SELECT IF(1=0,1,2/0))); a 1 INSERT INTO t1 VALUES(2),(3); SELECT a FROM t1 WHERE a IN(1, (SELECT IF(1=0,1,2/0))); a 1 DROP TABLE t1;