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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
+CREATE TABLE T (
+  a TEXT,
+  b TEXT
+);
+INSERT INTO T VALUES ('a','2020-01-01'), ('b','2026-01-01');
+SELECT a,
+CAST(
+  (julianday('now')-julianday(b))/round(-9223372036854775809)
+  AS INTEGER
+) AS c
+FROM T;
+PRAGMA vdbe_debug = OFF;
+BEGIN IMMEDIATE;
+CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT);
+INSERT INTO t1 VALUES (-(-(timediff(-instr(NULL, NULL), 6905746167837027873))), 'Wernher', 10, 100);
+INSERT INTO t1 VALUES (2, 'von', 20, 200);
+INSERT INTO t1 VALUES (3, 'Braun', /* if(0, {v}, 0, {v}) */ 30, 300);
+
+CREATE INDEX t1bc ON t1(b, c);
+
+PRAGMA writable_schema = ON;
+
+.imposter t1bc t2
+
+SELECT * FROM t2;
+
+SELECT b, c FROM t1 ORDER BY b, c;
+
+.quit
+((((PRAGMA)))) application_id = ',';
+CREATE TABLE T (
+  a INTEGER,
+  b REAL
+);
+INSERT INTO T VALUES (-NULL,json_valid(1.5, 6)), (2,-7.25), (3,0.0);
+SELECT a,b FROM T WHERE NOT NOT (a >= 2) ORDER BY b;
+PRAGMA read_uncommitted = FALSE;
+WITH cte AS (SELECT b FROM T UNION SELECT b FROM T) SELECT * FROM cte;
+SELECT COUNT(*)	FILTER (WHERE b IS NOT NULL), SUM(rowid) FILTER (WHERE b > 0), COUNT(*) FILTER (WHERE 1=0), COUNT(*) FILTER (WHERE 1=1), COUNT(*) FILTER (WHERE NULL), AVG(b) FILTER (WHERE b > 0 AND b < 100), COUNT(*) FILTER (WHERE typeof(b) = "text") FROM T;
+
+SELECT COUNT(*) FROM T;
+INSERT INTO T VALUES (1, 'x') ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b;
+SELECT * FROM T;
+PRAGMA query_only;
+ALTER TABLE T RENAME TO T_r407;
+UPDATE T SET a = NULL WHERE 1;
+ALTER TABLE T RENAME COLUMN b TO b_r5239;
+ALTER TABLE T DROP COLUMN b;
+ALTER TABLE T ADD COLUMN extra_7854 DATETIME DEFAULT NULL;
+SELECT * FROM (SELECT * FROM t1) AS t1 JOIN (SELECT * FROM t1) AS t2 ON t1.b = t2.b;
+END;
+CREATE TABLE T (
+  a INTEGER,
+  b TEXT,
+  c REAL
+);
+INSERT INTO T VALUES (1,'a',3.14), (1,'b',-7.75), (2,'c',-9e999);
+SELECT b,a,c,
+RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;
+SELECT * FROM T WHERE b <= ANY (SELECT b FROM T);
+VACUUM main;
+ANALYZE T;
+SELECT LAG(c, c) OVER (ORDER BY c ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING EXCLUDE GROUP) FROM T;
+REINDEX T;
+INSERT INTO T DEFAULT VALUES;
+PRAGMA query_only = OFF;
+WITH cte(a, b) AS (VALUES(1, "a"),(2, "b"),(3, "c")) SELECT * FROM cte;
+CREATE UNIQUE  INDEX IF NOT EXISTS idx_t1_3010 ON t1(a) WHERE
+a > 0;
+ANALYZE;
+SELECT * FROM t1 WHERE a IN (SELECT a FROM t1 WHERE 1/0 = 0);SELECT * FROM t1 WHERE a IN (SELECT a FROM t1 LIMIT -1);
+VACUUM;
+ALTER TABLE t1 RENAME TO t1_r1192;
+DROP TRIGGER IF EXISTS T;
+WITH cte AS (SELECT * FROM T WHERE c IN (SELECT c FROM T LIMIT 5)) SELECT * FROM cte;
+DELETE FROM T WHERE a > (SELECT AVG(a) FROM T) RETURNING *;
+SELECT * FROM (SELECT * FROM T ORDER BY b) AS sub LIMIT 10;
+PRAGMA data_version;
+CREATE TABLE T1 (
+  A VARCHAR(20),
+  X VARCHAR(10),
+  PRIMARY KEY (A, X)
+);
+CREATE TABLE T2 (
+  A VARCHAR(20),
+  Y VARCHAR(10),
+  PRIMARY KEY (A, Y)
+);
+INSERT INTO T1 VALUES ('a', 'm');
+INSERT INTO T1 VALUES ('b', 'n');
+INSERT INTO T1 VALUES ('c', 'o');
+INSERT INTO T2 VALUES ('b', 'k');
+SELECT A FROM T1 EXCEPT SELECT A FROM T2;
+ALTER TABLE T ADD COLUMN extra_7767 DOUB DEFAULT 0;
+SELECT * FROM T2 CROSS JOIN T2;
+UPDATE T1 SET X = 'x' WHERE 1;
+ALTER TABLE T1 DROP COLUMN A;
+```
+
+## Actual output
+
+```sql
+a|0
+b|0
+CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID;
+WARNING: writing to an imposter table will corrupt the "t1bc" index!
+Braun|30|3
+von|20|2
+Braun|30
+von|20
+```
+
+## Expectation
+
+```sql
+
+```
+
+## Flag
+
+```
+
+```
+