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Overview
| Comment: | Add test cases for WITH clauses. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | infinite-with-loop-bug |
| Files: | files | file ages | folders |
| SHA1: |
e7e65c7559ed43e7065adc2ec1bd242b |
| User & Date: | dan 2015-11-07 17:51:39 |
Context
|
2015-11-07
| ||
| 18:07 | Fix a bug in CTE handling discovered by LibFuzzer that can cause an infinite loop in the query planner. (check-in: 088009ef user: dan tags: trunk) | |
| 17:51 | Add test cases for WITH clauses. (Closed-Leaf check-in: e7e65c75 user: dan tags: infinite-with-loop-bug) | |
| 17:48 | Proposed fix for an infinite loop bug in the WITH clause semantic analysis logic. (check-in: 028475cb user: drh tags: infinite-with-loop-bug) | |
Changes
Changes to test/with1.test.
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# 2015-07-05: Do not allow aggregate recursive queries
#
do_catchsql_test 16.1 {
WITH RECURSIVE
i(x) AS (VALUES(1) UNION SELECT count(*) FROM i)
SELECT * FROM i;
} {1 {recursive aggregate queries not supported}}
finish_test
|
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# 2015-07-05: Do not allow aggregate recursive queries
#
do_catchsql_test 16.1 {
WITH RECURSIVE
i(x) AS (VALUES(1) UNION SELECT count(*) FROM i)
SELECT * FROM i;
} {1 {recursive aggregate queries not supported}}
#-------------------------------------------------------------------------
do_execsql_test 17.1 {
WITH x(a) AS (
WITH y(b) AS (SELECT 10)
SELECT 9 UNION ALL SELECT * FROM y
)
SELECT * FROM x
} {9 10}
do_execsql_test 17.2 {
WITH x AS (
WITH y(b) AS (SELECT 10)
SELECT * FROM y UNION ALL SELECT * FROM y
)
SELECT * FROM x
} {10 10}
do_test 17.2 {
db eval {
WITH x AS (
WITH y(b) AS (SELECT 10)
SELECT * FROM y UNION ALL SELECT * FROM y
)
SELECT * FROM x
} A {
# no op
}
set A(*)
} {b}
do_catchsql_test 17.3 {
WITH i AS (
WITH j AS (SELECT 5)
SELECT 5 FROM i UNION SELECT 8 FROM i
)
SELECT * FROM i;
} {1 {circular reference: i}}
do_catchsql_test 17.4 {
WITH i AS (
WITH j AS (SELECT 5)
SELECT 5 FROM t1 UNION SELECT 8 FROM t11
)
SELECT * FROM i;
} {1 {no such table: t11}}
do_execsql_test 17.5 {
WITH
x1 AS (SELECT 10),
x2 AS (SELECT * FROM x1),
x3 AS (
WITH x1 AS (SELECT 11)
SELECT * FROM x2 UNION ALL SELECT * FROM x2
)
SELECT * FROM x3;
} {10 10}
do_execsql_test 17.6 {
WITH
x1 AS (SELECT 10),
x2 AS (SELECT * FROM x1),
x3 AS (
WITH x1 AS (SELECT 11)
SELECT * FROM x2 UNION ALL SELECT * FROM x1
)
SELECT * FROM x3;
} {10 11}
do_execsql_test 17.7 {
WITH
x1 AS (SELECT 10),
x2 AS (SELECT * FROM x1),
x3 AS (
WITH
x1 AS ( SELECT 11 ),
x4 AS ( SELECT * FROM x2 )
SELECT * FROM x4 UNION ALL SELECT * FROM x1
)
SELECT * FROM x3;
} {10 11}
do_execsql_test 17.8 {
WITH
x1 AS (SELECT 10),
x2 AS (SELECT * FROM x1),
x3 AS (
WITH
x1 AS ( SELECT 11 ),
x4 AS ( SELECT * FROM x2 )
SELECT * FROM x4 UNION ALL SELECT * FROM x1
)
SELECT * FROM x3;
} {10 11}
do_execsql_test 17.9 {
WITH
x1 AS (SELECT 10),
x2 AS (SELECT 11),
x3 AS (
SELECT * FROM x1 UNION ALL SELECT * FROM x2
),
x4 AS (
WITH
x1 AS (SELECT 12),
x2 AS (SELECT 13)
SELECT * FROM x3
)
SELECT * FROM x4;
} {10 11}
finish_test
|