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BUG#39934: Slave stops for engine that only support row-based logging

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This is a post-push fix addressing review requests and
problems with extra warnings.

Problem 1: The sub-statement where an unsafe warning was detected was
printed as part of the warning. This was ok for statements that
were unsafe due to, e.g., calls to UUID(), but did not make
sense for statements that were unsafe because there was more than
one autoincrement column (unsafeness in this case comes from the
combination of several sub-statements).
Fix 1: Instead of printing the sub-statement, print an explanation
of why the statement is unsafe.

Problem 2:
When a recursive construct (i.e., stored proceure, stored
function, trigger, view, prepared statement) contained several
sub-statements, and at least one of them was unsafe, there would be
one unsafeness warning per sub-statement - even for safe
sub-statements.
Fix 2:
Ensure that each type of warning is printed at most once, by
remembering throughout the execution of the statement which types
of warnings have been printed.
This commit is contained in:
Sven Sandberg
2009-07-22 18:16:17 +02:00
parent a14adb8773
commit 931ac1d781
25 changed files with 1674 additions and 968 deletions
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5
mysql-test/suite/rpl/r/rpl_stm_loadfile.result
View File

@@ -10,7 +10,7 @@ CREATE TABLE test.t1 (a INT, blob_column LONGBLOB, PRIMARY KEY(a));
INSERT INTO test.t1 VALUES(1,'test');
UPDATE test.t1 SET blob_column=LOAD_FILE('../../std_data/words2.dat') WHERE a=1;
Warnings:
Note 1592 Unsafe statement binlogged in statement format since BINLOG_FORMAT = STATEMENT. Statement: UPDATE test.t1 SET blob_column=LOAD_FILE('../../std_data/words2.dat') WHERE a=1
Note 1592 Unsafe statement binlogged in statement format since BINLOG_FORMAT = STATEMENT. Reason: Statement uses a system function whose value may differ on slave.
create procedure test.p1()
begin
INSERT INTO test.t1 VALUES(2,'test');
@@ -18,8 +18,7 @@ UPDATE test.t1 SET blob_column=LOAD_FILE('../../std_data/words2.dat') WHERE a=2;
end|
CALL test.p1();
Warnings:
Note 1592 Unsafe statement binlogged in statement format since BINLOG_FORMAT = STATEMENT. Statement: INSERT INTO test.t1 VALUES(2,'test')
Note 1592 Unsafe statement binlogged in statement format since BINLOG_FORMAT = STATEMENT. Statement: UPDATE test.t1 SET blob_column=LOAD_FILE('../../std_data/words2.dat') WHERE a=2
Note 1592 Unsafe statement binlogged in statement format since BINLOG_FORMAT = STATEMENT. Reason: Statement uses a system function whose value may differ on slave.
SELECT * FROM test.t1 ORDER BY blob_column;
a blob_column
1 abase