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UNION ALL

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This commit is contained in:
Jussi Saurio 2025-05-20 21:21:50 +03:00
parent 0b2c3298aa
commit 08bda9cc58
5 changed files with 270 additions and 18 deletions
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45
testing/select.test
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@ -240,3 +240,48 @@ do_execsql_test select-invalid-numeric-text {
do_execsql_test select-invalid-numeric-text {
select -'E';
} {0}
do_execsql_test_on_specific_db {:memory:} select-union-all-1 {
CREATE TABLE t1(x INTEGER);
CREATE TABLE t2(x INTEGER);
CREATE TABLE t3(x INTEGER);
INSERT INTO t1 VALUES(1),(2),(3);
INSERT INTO t2 VALUES(4),(5),(6);
INSERT INTO t3 VALUES(7),(8),(9);
SELECT x FROM t1
UNION ALL
SELECT x FROM t2
UNION ALL
SELECT x FROM t3;
} {1
2
3
4
5
6
7
8
9}
do_execsql_test_on_specific_db {:memory:} select-union-all-with-filters {
CREATE TABLE t4(x INTEGER);
CREATE TABLE t5(x INTEGER);
CREATE TABLE t6(x INTEGER);
INSERT INTO t4 VALUES(1),(2),(3),(4);
INSERT INTO t5 VALUES(5),(6),(7),(8);
INSERT INTO t6 VALUES(9),(10),(11),(12);
SELECT x FROM t4 WHERE x > 2
UNION ALL
SELECT x FROM t5 WHERE x < 7
UNION ALL
SELECT x FROM t6 WHERE x = 10;
} {3
4
5
6
10}