ast-project/part1/results/1/bug_adf86ea2-ccdf-48bd-a26c-cdb2d0b9f9eb_logic.md

Summary

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Minimized query

CREATE TABLE main.t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT);
INSERT INTO t1 VALUES (CAST(1 AS NONE), '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 TRIGGER IF NOT EXISTS trg_t1_5105 BEFORE UPDATE OF b ON t1 FOR EACH ROW BEGIN SELECT RAISE(FAIL, 'no'); END;
INSERT OR ROLLBACK INTO t1 VALUES ('x', 0, NULL, 'x');
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 t1;
CREATE TEMP  VIEW IF NOT EXISTS v_t1_3561 AS SELECT c FROM t1;
DROP INDEX IF EXISTS t1;
INSERT INTO t1 VALUES (1, 'x', NULL, 1) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE t1 ADD COLUMN extra_186 ANY COLLATE RTRIM;
DROP TRIGGER IF EXISTS t1;
VACUUM main;
SELECT TOTAL(a) FROM t1;

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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