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Fix a problem with rolling back to a savepoint opened before the writer decided to wrap the log file.

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FossilOrigin-Name: 6b4aed6aae7dc9e92807d27375cbe1e83c15841b
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dan
2010-06-02 18:59:03 +00:00
parent 10ec894c3a
commit 6e6bd5658f
5 changed files with 56 additions and 13 deletions
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31
test/wal.test
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@ -1460,5 +1460,36 @@ integrity_check wal-20.5
catch { db2 close }
catch { db close }
file delete -force test.db test.db-wal test.db-journal
do_test wal-21.1 {
sqlite3 db test.db
execsql {
PRAGMA journal_mode = WAL;
CREATE TABLE t1(a, b);
INSERT INTO t1 VALUES(1, 2);
INSERT INTO t1 VALUES(3, 4);
INSERT INTO t1 VALUES(5, 6);
INSERT INTO t1 VALUES(7, 8);
INSERT INTO t1 VALUES(9, 10);
INSERT INTO t1 VALUES(11, 12);
}
} {wal}
do_test wal-21.2 {
execsql {
PRAGMA cache_size = 10;
PRAGMA wal_checkpoint;
BEGIN;
SAVEPOINT s;
INSERT INTO t1 SELECT randomblob(900), randomblob(900) FROM t1;
ROLLBACK TO s;
COMMIT;
SELECT * FROM t1;
}
} {1 2 3 4 5 6 7 8 9 10 11 12}
do_test wal-21.3 {
execsql { PRAGMA integrity_check }
} {ok}
finish_test