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CREATE TABLE t(a INT PRIMARY KEY) ENGINE=InnoDB;
BEGIN;
INSERT INTO t VALUES(1),(2);
DELETE FROM t WHERE a=2;
# Normal MariaDB shutdown would roll back the above transaction.
# We want the transaction to remain open, so we will kill the server
# after ensuring that any non-transactional files are clean.
FLUSH TABLES;
# Ensure that the above incomplete transaction becomes durable.
SET GLOBAL innodb_flush_log_at_trx_commit=1;
BEGIN;
INSERT INTO t VALUES(0);
ROLLBACK;
# Kill and restart: --innodb-force-recovery=3
SELECT * FROM t;
a
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
SELECT * FROM t;
a
1
SELECT * FROM t;
a
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
SELECT * FROM t;
a
1
SELECT * FROM t;
a
DROP TABLE t;
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