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ast-project/part1/results/3/bug_16142790-ba63-4410-8000-55bd9edd35fb_logic.md
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2026-06-24 13:47:14 +02:00

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## Summary
<!--Explain briefly what goes wrong and explain why you believe this is a bug and not the intended behavior of SQLite (if it is not a crash).-->**No review yet**
## Minimized query
```sql
PRAGMA auto_vacuum = 2;
.timer on
PRAGMA defer_foreign_keys = FALSE;
BEGIN DEFERRED TRANSACTION;
-- glob('[!0-9]', 'a')
ATTACH DATABASE (':memory:' || '') AS aux25;
-- sqlite_compileoption_used({v})
-- NOCASE
CREATE VIRTUAL TABLE t0 USING /**/ fts4("x", "y", "z");
DROP TABLE t0;
DETACH DATABASE aux25;
END TRANSACTION;
PRAGMA defer_foreign_keys = FALSE;
BEGIN DEFERRED TRANSACTION;
-- glob('[!0-9]', 'a')
ATTACH DATABASE (':memory:' || '') AS aux25;
-- sqlite_compileoption_used({v})
-- NOCASE
CREATE VIRTUAL TABLE t0 USING /**/ fts4("x", "y", "z");
DROP TABLE t0;
DETACH DATABASE aux25;
END TRANSACTION;
PRAGMA defer_foreign_keys = FALSE;
BEGIN DEFERRED TRANSACTION;
-- glob('[!0-9]', 'a')
ATTACH DATABASE (':memory:' || '') AS aux25;
-- sqlite_compileoption_used({v})
-- NOCASE
CREATE VIRTUAL TABLE t0 USING /**/ fts4("x", "y", "z");
DROP TABLE t0;
DETACH DATABASE aux25;
END TRANSACTION;
CREATE TABLE T1 (
a INTEGER,
b TEXT
);
CREATE TABLE T2 (
a INTEGER,
b TEXT
);
INSERT INTO T1 VALUES (-(-(1)),'a'),(2,'b');
INSERT INTO T2 VALUES (1,'c'),(1,'d');
SELECT T1.b,
(
SELECT GROUP_CONCAT(b,',')
FROM T2
WHERE T2.a=T1.a
) AS c
FROM T1;
SELECT * FROM T1 WHERE (a, a) IN (SELECT a, a FROM T1);
ALTER TABLE T2 DROP COLUMN b;
```
## Actual output
```sql
Run Time: real 0.000 user 0.000017 sys 0.000000
Run Time: real 0.000 user 0.000003 sys 0.000000
Run Time: real 0.000 user 0.000052 sys 0.000000
Run Time: real 0.000 user 0.000516 sys 0.000000
Run Time: real 0.001 user 0.000340 sys 0.000000
Run Time: real 0.000 user 0.000008 sys 0.000000
Run Time: real 0.000 user 0.000007 sys 0.000000
Run Time: real 0.000 user 0.000004 sys 0.000000
Run Time: real 0.000 user 0.000002 sys 0.000000
Run Time: real 0.000 user 0.000040 sys 0.000000
Run Time: real 0.000 user 0.000393 sys 0.000000
Run Time: real 0.000 user 0.000243 sys 0.000000
Run Time: real 0.000 user 0.000006 sys 0.000000
Run Time: real 0.000 user 0.000005 sys 0.000000
Run Time: real 0.000 user 0.000003 sys 0.000000
Run Time: real 0.000 user 0.000002 sys 0.000000
Run Time: real 0.001 user 0.000032 sys 0.000000
Run Time: real 0.000 user 0.000369 sys 0.000000
Run Time: real 0.000 user 0.000257 sys 0.000000
Run Time: real 0.000 user 0.000006 sys 0.000000
Run Time: real 0.000 user 0.000021 sys 0.000000
Run Time: real 0.000 user 0.000140 sys 0.000000
Run Time: real 0.000 user 0.000065 sys 0.000000
Run Time: real 0.000 user 0.000030 sys 0.000000
Run Time: real 0.000 user 0.000012 sys 0.000000
a|c,d
b|
Run Time: real 0.000 user 0.000062 sys 0.000000
1|a
2|b
Run Time: real 0.000 user 0.000055 sys 0.000000
Run Time: real 0.001 user 0.000580 sys 0.000000
```
## Expectation
```sql
Run Time: real 0.000003 user 0.000017 sys 0.000000
Run Time: real 0.000002 user 0.000002 sys 0.000000
Run Time: real 0.000036 user 0.000036 sys 0.000000
Run Time: real 0.000316 user 0.000317 sys 0.000000
Run Time: real 0.000221 user 0.000222 sys 0.000000
Run Time: real 0.000006 user 0.000006 sys 0.000000
Run Time: real 0.000004 user 0.000004 sys 0.000000
Run Time: real 0.000002 user 0.000003 sys 0.000000
Run Time: real 0.000002 user 0.000002 sys 0.000000
Run Time: real 0.000023 user 0.000024 sys 0.000000
Run Time: real 0.000195 user 0.000196 sys 0.000000
Run Time: real 0.000135 user 0.000135 sys 0.000000
Run Time: real 0.000003 user 0.000004 sys 0.000000
Run Time: real 0.000002 user 0.000003 sys 0.000000
Run Time: real 0.000002 user 0.000002 sys 0.000000
Run Time: real 0.000001 user 0.000001 sys 0.000000
Run Time: real 0.000014 user 0.000015 sys 0.000000
Run Time: real 0.000166 user 0.000167 sys 0.000000
Run Time: real 0.000111 user 0.000112 sys 0.000000
Run Time: real 0.000002 user 0.000002 sys 0.000000
Run Time: real 0.000002 user 0.000002 sys 0.000000
Run Time: real 0.000026 user 0.000027 sys 0.000000
Run Time: real 0.000022 user 0.000022 sys 0.000000
Run Time: real 0.000015 user 0.000016 sys 0.000000
Run Time: real 0.000007 user 0.000007 sys 0.000000
a|c,d
b|
Run Time: real 0.000034 user 0.000035 sys 0.000000
1|a
2|b
Run Time: real 0.000035 user 0.000035 sys 0.000000
Run Time: real 0.000292 user 0.000293 sys 0.000000
```
## Flag
```
```