初版

build/lib/mysql/mysql-test/r/consistent_snapshot.result

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+DROP TABLE IF EXISTS t1;
+# Establish connection con1 (user=root)
+# Establish connection con2 (user=root)
+### Test 1:
+### - While a consistent snapshot transaction is executed,
+###   no external inserts should be visible to the transaction.
+# Switch to connection con1
+CREATE TABLE t1 (a INT) ENGINE=innodb;
+START TRANSACTION WITH CONSISTENT SNAPSHOT;
+# Switch to connection con2
+INSERT INTO t1 VALUES(1);
+# Switch to connection con1
+SELECT * FROM t1;
+a
+COMMIT;
+### Test 2:
+### - For any non-consistent snapshot transaction, external
+###   committed inserts should be visible to the transaction.
+DELETE FROM t1;
+START TRANSACTION;
+# Switch to connection con2
+INSERT INTO t1 VALUES(1);
+# Switch to connection con1
+SELECT * FROM t1;
+a
+1
+COMMIT;
+### Test 3:
+### - Bug#44664: valgrind warning for COMMIT_AND_CHAIN and ROLLBACK_AND_CHAIN
+###   Chaining a transaction does not retain consistency level.
+START TRANSACTION WITH CONSISTENT SNAPSHOT;
+DELETE FROM t1;
+COMMIT WORK AND CHAIN;
+# Switch to connection con2
+INSERT INTO t1 VALUES(1);
+# Switch to connection con1
+SELECT * FROM t1;
+a
+1
+COMMIT;
+# Switch to connection default + close connections con1 and con2
+DROP TABLE t1;