ast-project/part1/results/1/bug_7ab7b655-6859-4d0e-ba30-639d4b5c08a2_logic.md

Summary

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Minimized query

SAVEPOINT sp1295;
CREATE TABLE T (
  a TEXT,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES ('a','b',x'7867e8af9497c5a82a529f0a962940'), ('a','c',NULL), ('b','d',-CAST(8.25 AS CHARINT));
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
SELECT a,b,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;
INSERT INTO T DEFAULT VALUES;
ROLLBACK TO sp1295;
RELEASE sp1295;
INSERT INTO T VALUES (1, 1, 'x') ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T DROP COLUMN a;
DROP TABLE IF EXISTS T;
SELECT * FROM (SELECT * FROM t1) AS t1 JOIN (SELECT * FROM t1) AS t2 ON t1.d = t2.d;
SELECT GROUP_CONCAT(c) FROM t1;
UPDATE T SET c = 'x' WHERE c IS NOT NULL;
WITH cte AS (SELECT NULL AS x) SELECT COALESCE(x, 0) FROM cte;

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

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