Files
ast-project/part1/results/2/bug_72d05422-c6ea-41ef-b00a-6d7960b206dc_logic.md
2026-06-24 13:47:14 +02:00

1.4 KiB

Summary

**No review yet**

Minimized query

CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT);
INSERT INTO t1 VALUES (1, 'Wernher', 10, 100);
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 C BETWEEN -1000 AND 1000 ORDER BY C ASC;
SELECT * FROM T;
SELECT * FROM t1;

SELECT COUNT(*) FROM T;

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|10|1
von|20|2
Braun|30
Wernher|10
von|20

Expectation

CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID;
Braun|30|3
Wernher|10|1
von|20|2
Braun|30
Wernher|10
von|20

Flag