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ij> --
-- Licensed to the Apache Software Foundation (ASF) under one or more
-- contributor license agreements. See the NOTICE file distributed with
-- this work for additional information regarding copyright ownership.
-- The ASF licenses this file to You under the Apache License, Version 2.0
-- (the "License"); you may not use this file except in compliance with
-- the License. You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- tests for constant expression evaluation
autocommit off;
ij> -- create and populate a table
create table t1(c1 int);
0 rows inserted/updated/deleted
ij> insert into t1 values 1, 2, 3;
3 rows inserted/updated/deleted
ij> -- false constant expressions
select * from t1 where 1 <> 1;
C1
-----------
ij> select * from t1 where 1 = 1 and 1 = 0;
C1
-----------
ij> select * from t1 where 1 = (2 + 3 - 2);
C1
-----------
ij> select * from t1 where (case when 1 = 1 then 0 else 1 end) = 1;
C1
-----------
ij> select * from t1 where 1 in (2, 3, 4);
C1
-----------
ij> select * from t1 where 1 between 2 and 3;
C1
-----------
ij> prepare p1 as 'select * from t1 where ? = 1';
ij> prepare p2 as 'select * from t1 where cast(? as int) = 1';
ij> execute p1 using 'values 0';
C1
-----------
ij> execute p2 using 'values 0';
C1
-----------
ij> -- true constant expressions
select * from t1 where 1 = 1;
C1
-----------
1
2
3
ij> select * from t1 where 1 = 0 or 1 = 1;
C1
-----------
1
2
3
ij> select * from t1 where 1 + 2 = (2 + 3 - 2);
C1
-----------
1
2
3
ij> select * from t1 where (case when 1 = 1 then 1 else 0 end) = 1;
C1
-----------
1
2
3
ij> select * from t1 where 1 in (2, 3, 4, 4, 3, 2, 1);
C1
-----------
1
2
3
ij> select * from t1 where 1 + 1 between 0 and 3;
C1
-----------
1
2
3
ij> execute p1 using 'values 1';
C1
-----------
1
2
3
ij> execute p2 using 'values 1';
C1
-----------
1
2
3
ij> -- clean up
drop table t1;
0 rows inserted/updated/deleted
ij>
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