ast-project/part1/results/1/bug_aefde0d3-66fa-445d-8d58-6921653bc276_logic.md

Summary

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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
PRAGMA encoding = 'UTF-16';
PRAGMA reverse_unordered_selects = 0;
PRAGMA checkpoint_fullsync = YES;
.dump ------------------------------------------------------------
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;

ALTER TABLE T DROP COLUMN c;
UPDATE T SET a = CURRENT_TIMESTAMP WHERE rowid = 1;
INSERT INTO T VALUES (1, 'x', NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T RENAME TO T_r8631;
DELETE FROM t1 WHERE rowid = 22 RETURNING *;
CREATE TRIGGER IF NOT EXISTS trg_t1_2446 BEFORE UPDATE ON t1 FOR EACH ROW BEGIN SELECT RAISE(ROLLBACK, 'rb'); END;
INSERT INTO T VALUES (NULL, 'x', 1) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
REINDEX;

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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