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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 journal_mode = 'WAL';
+CREATE TABLE t1(a,b INT);
+INSERT INTO t1(a,b) VALUES(datetime(((length('') + 0) + 1), '+1 day'),2),(3,3),(4,5);
+CREATE UNIQUE INDEX i1 ON t1(b,b,a,a,a,a,a,b,a);
+ANALYZE;
+DROP TABLE IF EXISTS sqlite_stat4;
+INSERT INTO sqlite_stat1 VALUES('t1','i1','30 30 30 2 2 2 2 2 2 2');
+ANALYZE sqlite_master;
+
+CREATE UNIQUE  INDEX IF NOT EXISTS idx_t1_650 ON t1(a COLLATE NOCASE);
+CREATE TABLE T (
+  a INTEGER,
+  b REAL
+);
+INSERT INTO T VALUES (1,1.5), (2,-2.5), (3,0.0);
+CREATE INDEX c
+ON T(b);
+SELECT * FROM T WHERE +b != -2.5 OR b < 2.0;
+VACUUM main;
+PRAGMA wal_checkpoint('RESTART');
+INSERT INTO t1 VALUES (NULL, NULL);
+
+SELECT COUNT(*) FROM t1;
+SELECT a, COUNT(*) FROM t1 GROUP BY a HAVING a IN (SELECT a FROM t1);
+DELETE FROM T WHERE rowid = 62;
+UPDATE T SET b = CURRENT_TIMESTAMP WHERE b IS NOT NULL RETURNING *;
+INSERT INTO t1 DEFAULT VALUES;
+INSERT INTO t1 DEFAULT VALUES;
+VACUUM main;
+CREATE UNIQUE  INDEX IF NOT EXISTS idx_t1_4468 ON t1(lower(b)) WHERE b > 0;
+SELECT STRING_AGG(b, '|') FROM t1;
+SELECT COUNT(a) FILTER (WHERE a IS NOT NULL) OVER (PARTITION BY a ORDER BY a RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING) FROM T;
+ANALYZE T;
+INSERT INTO t1 DEFAULT VALUES;
+INSERT INTO t1 VALUES (1, 'x') ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b;
+PRAGMA secure_delete = 0;
+```
+
+## Actual output
+
+```sql
+memory
+1|1.5
+2|-2.5
+3|0.0
+0|-1|-1
+4
+3|1
+4|1
+-4713-11-26 12:00:00|1
+1|2026-05-15 11:43:31
+2|2026-05-15 11:43:31
+3|2026-05-15 11:43:31
+1
+1
+1
+0
+```
+
+## Expectation
+
+```sql
+
+```
+
+## Flag
+
+```
+
+```
+