# # Test some ODBC compatibility # select {fn length("hello")}, { date "1997-10-20" }; # # Test retreiving row with last insert_id value. # create table t1 (a int not null auto_increment,b int not null,primary key (a,b)); insert into t1 SET A=NULL,B=1; insert into t1 SET a=null,b=2; select * from t1 where a is null and b=2; select * from t1 where a is null; explain select * from t1 where b is null; drop table t1;