📄 odbc.result
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drop table if exists t1;select {fn length("hello")}, { date "1997-10-20" };{fn length("hello")} 1997-10-205 1997-10-20create 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;a b2 2select * from t1 where a is null;a bexplain select * from t1 where b is null;id select_type table type possible_keys key key_len ref rows Extra1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHEREdrop table t1;
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