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ast-project/part1/results/1/bug_c78f77d3-1791-4b57-b0f8-acec69a115bf_logic.md
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 reverse_unordered_selects = ON;
PRAGMA max_page_count;
PRAGMA case_sensitive_like = OFF;
PRAGMA writable_schema = NO;
.quit
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a int, b int);
INSERT INTO t1 VALUES(glob(NULL, NULL),2),(1,18),(2,19);
SELECT x, y FROM (SELECT 98 AS x, 99 AS y UNION SELECT a AS x, sum(b) AS y FROM t1 GROUP BY /* PRAGMA secure_delete = TRUE; */ a) AS w WHERE y>=20 ORDER BY +x;
SELECT x, y FROM (SELECT a AS x, sum(b) AS y FROM t1 GROUP BY a UNION SELECT 98 AS x, 99 AS y) AS w WHERE y>=20 ORDER BY +x;
DROP VIEW IF EXISTS t1;
INSERT INTO t1 VALUES (NULL, NULL);
CREATE TABLE T1 (
A VARCHAR(20),
X VARCHAR(10),
PRIMARY KEY (A, X),
UNIQUE (X)
);
CREATE TABLE T2 (
A VARCHAR(20),
Y VARCHAR(10) UNIQUE,
PRIMARY KEY (A, Y)
);
INSERT INTO T1 VALUES ('a', 'm');
INSERT INTO T1 VALUES ('b', 'n');
INSERT INTO T2 VALUES ('b', 'k');
SELECT A FROM T1 UNION ALL SELECT A FROM T2 ORDER BY A;
INSERT INTO T2 VALUES (NULL, NULL);
ALTER TABLE T2 ADD COLUMN extra_2116 NUMERIC DEFAULT 0;
REINDEX;
UPDATE T2 SET A = 'x' WHERE A IS NOT NULL RETURNING *;
SELECT * FROM (SELECT Y, COUNT(*) FROM T2 GROUP BY Y) AS sub;
ALTER TABLE t1 DROP COLUMN b;
SELECT LAG(X, 0) OVER (PARTITION BY X ORDER BY X ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING EXCLUDE GROUP) FROM T1;
SELECT 0x0ACB29BM205381;
SELECT sqlite_compileoption_used('我的天你是怎么了');
SELECT 1 >> -999999999999999999999999999;
SELECT sqlite_compileoption_get($1);
SELECT sqlite_version();
SELECT LEAD(X, 1, NULL) OVER (PARTITION BY X ORDER BY X ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW EXCLUDE TIES) FROM T1;
```
## Actual output
```sql
1073741823
```
## Expectation
```sql
4294967294
```
## Flag
```
```