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Add tests for sort-by-index cases that use IN() and non-default NULL handling.

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FossilOrigin-Name: 09d660ecde723fb30f3bb3684bbb7f95825d78da6a6f33ddf57846054cd563e0
This commit is contained in:
dan
2019-08-20 17:51:13 +00:00
parent 4fcb9caa60
commit 2a0c16f276
3 changed files with 63 additions and 7 deletions
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56
test/nulls1.test
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@ -119,6 +119,7 @@ do_execsql_test 3.2 {
}
#-------------------------------------------------------------------------
#
ifcapable vtab {
register_echo_module db
do_execsql_test 4.0 {
@ -147,4 +148,59 @@ ifcapable vtab {
} {1 1 1 3 3 3 5 5 5 2 {} 2 4 {} 4}
}
#-------------------------------------------------------------------------
#
do_execsql_test 5.0 {
CREATE TABLE t4(a, b, c);
INSERT INTO t4 VALUES(1, 1, 11);
INSERT INTO t4 VALUES(1, 2, 12);
INSERT INTO t4 VALUES(1, NULL, 1);
INSERT INTO t4 VALUES(2, NULL, 1);
INSERT INTO t4 VALUES(2, 2, 12);
INSERT INTO t4 VALUES(2, 1, 11);
INSERT INTO t4 VALUES(3, NULL, 1);
INSERT INTO t4 VALUES(3, 2, 12);
INSERT INTO t4 VALUES(3, NULL, 3);
}
do_execsql_test 5.1 {
SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a, b NULLS LAST
} {
1 1 11 1 2 12 1 {} 1
2 1 11 2 2 12 2 {} 1
3 2 12 3 {} 1 3 {} 3
}
do_execsql_test 5.2 {
CREATE INDEX t4ab ON t4(a, b);
SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a, b NULLS LAST
} {
1 1 11 1 2 12 1 {} 1
2 1 11 2 2 12 2 {} 1
3 2 12 3 {} 1 3 {} 3
}
do_eqp_test 5.3 {
SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a, b NULLS LAST
} {
QUERY PLAN
`--SEARCH TABLE t4 USING INDEX t4ab (a=?)
}
do_execsql_test 5.4 {
SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a DESC, b DESC NULLS FIRST
} {
3 {} 3 3 {} 1 3 2 12
2 {} 1 2 2 12 2 1 11
1 {} 1 1 2 12 1 1 11
}
do_eqp_test 5.5 {
SELECT * FROM t4 WHERE a IN (1, 2, 3) ORDER BY a DESC, b DESC NULLS FIRST
} {
QUERY PLAN
`--SEARCH TABLE t4 USING INDEX t4ab (a=?)
}
finish_test