Files
ast-project/part1/results/2/bug_c5240529-969e-4f92-9456-aab324e370af_logic.md
2026-06-24 13:47:14 +02:00

3.0 KiB

Summary

**No review yet**

Minimized query

BEGIN EXCLUSIVE TRANSACTION;
PRAGMA read_uncommitted = OFF;
PRAGMA checkpoint_fullsync = YES;
SAVEPOINT sp1480;
CREATE TABLE t1(a ANY PRIMARY KEY, b TEXT, c INT, d INT);
INSERT INTO t1 VALUES (min(instr('' || ('hello'), ''), NULL), 'Wernher', -asin(sin('''''')), (6.283185307179586 + 0));
INSERT INTO t1 VALUES (2, 'von', 20, 200);
INSERT INTO t1 VALUES (3, 'Braun', 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
CREATE TABLE T (
  A VARCHAR(10) PRIMARY KEY,
  B VARCHAR(15) NOT NULL,
  C INTEGER,
  UNIQUE (B, C)
);
INSERT INTO T VALUES ('a', 'p', -2147483648);
INSERT INTO T VALUES ('b', 'q', 700);
INSERT INTO T VALUES ('c', 'r', 0);
INSERT INTO T VALUES ('d', 's', 2147483647);
INSERT INTO T VALUES ('e', 't', -1);
INSERT INTO T VALUES ('f', 'u', 1);
SELECT * FROM T WHERE NOT C BETWEEN -1000 AND 1000 ORDER BY C ASC;
SELECT * FROM T;
SELECT * FROM t1;

SELECT COUNT(*) FROM T;
REINDEX T;
CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (1,'a',1.25), (2,'b',-3.5), (3,'c',0.0);
SELECT * FROM T WHERE c < 2.0 ORDER BY c;
INSERT INTO t1 VALUES (1, NULL, 1, NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE t1 RENAME TO t1_r9560;

SELECT COUNT(*) FROM t1;
SELECT SUM(b) FROM t1;
INSERT INTO t1 SELECT * FROM t1;
ANALYZE;
ROLLBACK TO sp1480;
RELEASE sp1480;
DELETE FROM T WHERE 1;
DROP INDEX IF EXISTS T;
SELECT * FROM t1;
CREATE TEMP  VIEW IF NOT EXISTS v_T_9396 AS SELECT c FROM T;
CREATE UNIQUE  INDEX IF NOT EXISTS idx_t1_8910 ON t1(a) WHERE a > 0;
SELECT LAG(c, 1) OVER (ORDER BY c ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW EXCLUDE TIES) FROM T; /* -batch */ VACUUM;
WITH cte AS (SELECT * FROM T WHERE b = (SELECT MAX(b) FROM T)) SELECT * FROM cte;
ALTER TABLE T RENAME COLUMN b TO b_r5648;
SELECT MIN(c) FROM T;

SELECT COUNT(*) FROM T;
UPDATE t1 SET b = CURRENT_TIMESTAMP;
ALTER TABLE T DROP COLUMN c;
END TRANSACTION;
SELECT AVG(b) FROM T;
ALTER TABLE t1 RENAME TO t1_r4157;
INSERT INTO T VALUES (NULL, NULL, NULL);
SELECT * FROM t1 WHERE (b) IN (SELECT b FROM t1);
INSERT INTO t1 VALUES (NULL, NULL, NULL, NULL);
CREATE TEMP  VIEW IF NOT EXISTS v_t1_2863 AS SELECT b FROM t1;
SELECT STRING_AGG(b, '|') FROM t1;

SELECT COUNT(*) FROM T;
SELECT * FROM t1 WHERE b > ANY (SELECT b FROM t1);
SELECT * FROM T AS a JOIN t1 AS b ON a.rowid = b.rowid;

Actual output

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
Wernher||1
von|20|2
Braun|30
Wernher|
von|20

Expectation

CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID;
Braun|30|3
Wernher||1
von|20|2
Braun|30
Wernher|
von|20

Flag