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Overview
| Comment: | Add test cases to the ONEPASS optimization corruption problem fixed by the previous check-in. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
5c14d447055bb337428eb1fe0a2934ab |
| User & Date: | drh 2015-09-28 15:08:28 |
Context
|
2015-09-28
| ||
| 17:05 | Extra information provided by .wheretrace on input flags to the query planner and on the result of sqlite3WhereOkOnePass(). check-in: c5566bb3 user: drh tags: trunk | |
| 15:20 | Changes to allow DELETE operations on virtual tables to use the onepass strategy under some circumstances. check-in: e73f919f user: dan tags: vtab-onepass | |
| 15:08 | Add test cases to the ONEPASS optimization corruption problem fixed by the previous check-in. check-in: 5c14d447 user: drh tags: trunk | |
| 14:40 | Fix a database corruption bug caused by the ONEPASS optimization added in check-in [8b93cc5937000535]. Bug detected (prior to release) by sqllogictest. Test cases to follow. check-in: 9d057f52 user: drh tags: trunk | |
Changes
Changes to test/delete4.test.
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do_execsql_test 3.3 {
SELECT i FROM t1 ORDER BY i;
} {1 3 5 7}
do_execsql_test 3.4 {
PRAGMA integrity_check;
} {ok}
finish_test
|
> > > | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > |
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do_execsql_test 3.3 {
SELECT i FROM t1 ORDER BY i;
} {1 3 5 7}
do_execsql_test 3.4 {
PRAGMA integrity_check;
} {ok}
# Between 2015-09-14 and 2015-09-28, the following test cases would result
# in corruption (wrong # of entries in index) due to a bug in the ONEPASS
# optimization.
#
do_execsql_test 4.1 {
DROP TABLE IF EXISTS t4;
CREATE TABLE t4(col0, col1);
INSERT INTO "t4" VALUES(14, 'abcde');
CREATE INDEX idx_t4_0 ON t4 (col1, col0);
CREATE INDEX idx_t4_3 ON t4 (col0);
DELETE FROM t4 WHERE col0=69 OR col0>7;
PRAGMA integrity_check;
} {ok}
do_execsql_test 4.2 {
DROP TABLE IF EXISTS t4;
CREATE TABLE t4(col0, col1);
INSERT INTO "t4" VALUES(14, 'abcde');
CREATE INDEX idx_t4_3 ON t4 (col0);
CREATE INDEX idx_t4_0 ON t4 (col1, col0);
DELETE FROM t4 WHERE col0=69 OR col0>7;
PRAGMA integrity_check;
} {ok}
do_execsql_test 4.11 {
DROP TABLE IF EXISTS t4;
CREATE TABLE t4(col0, col1, pk PRIMARY KEY) WITHOUT ROWID;
INSERT INTO t4 VALUES(14, 'abcde','xyzzy');
CREATE INDEX idx_t4_0 ON t4 (col1, col0);
CREATE INDEX idx_t4_3 ON t4 (col0);
DELETE FROM t4 WHERE col0=69 OR col0>7;
PRAGMA integrity_check;
} {ok}
do_execsql_test 4.12 {
DROP TABLE IF EXISTS t4;
CREATE TABLE t4(col0, col1, pk PRIMARY KEY) WITHOUT ROWID;
INSERT INTO t4 VALUES(14, 'abcde','xyzzy');
CREATE INDEX idx_t4_3 ON t4 (col0);
CREATE INDEX idx_t4_0 ON t4 (col1, col0);
DELETE FROM t4 WHERE col0=69 OR col0>7;
PRAGMA integrity_check;
} {ok}
finish_test
|