init push

test/mysql_test/test_suite/expr/t/func_equal.test

@@ -0,0 +1,56 @@
+--disable_query_log
+set @@session.explicit_defaults_for_timestamp=off;
+--enable_query_log
+# Initialise
+--disable_warnings
+drop table if exists t1,t2;
+--enable_warnings
+#
+##
+## Testing of the <=> operator
+##
+#
+##
+## First some simple tests
+##
+#
+select 0<=>0,0.0<=>0.0,0E0=0E0,'A'<=>'A',NULL<=>NULL;
+select 1<=>0,0<=>NULL,NULL<=>0;
+select 1.0<=>0.0,0.0<=>NULL,NULL<=>0.0;
+select 'A'<=>'B','A'<=>NULL,NULL<=>'A';
+select 0<=>0.0, 0.0<=>0E0, 0E0<=>'0', 10.0<=>1E1, 10<=>10.0, 10<=>1E1;
+select 1.0<=>0E1,10<=>NULL,NULL<=>0.0, NULL<=>0E0;
+#
+##
+## Test with tables
+##
+#
+create table t1 (id int primary key, value int);
+create table t2 (id int primary key, value int);
+#
+insert into t1 values (1,null);
+insert into t2 values (1,null);
+#
+select t1.*, t2.*, t1.value=t2.value from t1, t2 where t1.id=t2.id and t1.id=1;
+select * from t1 where id =id;
+select * from t1 where value = value;
+select * from t1 where id = value or value=id;
+select * from t1 where value = null;
+select * from t1 where (value) = (null);
+--error 1064
+select * from t1 where ROW(value) = ROW(null);
+select * from t1 where (id, value) = (1, null);
+drop table t1,t2;
+#
+##
+## Bug #12612: quoted bigint unsigned value and the use of 'in' in where clause
+##
+create table t1 (a bigint primary key);
+insert into t1 values (4828532208463511553);
+select * from t1 where a = '4828532208463511553';
+select * from t1 where a = 4828532208463511553;
+select * from t1 where a in ('4828532208463511553');
+select * from t1 where a in (4828532208463511553,1);
+drop table t1;
+#
+## End of 4.1 tests