Re: binlog_format and pt-table-checksum?

2013-09-11 Thread Johan De Meersman
- Original Message - > From: "Andrew Moore" > Subject: Re: binlog_format and pt-table-checksum? > > pt-table-checksum will set binlog_format to statement for it's own > session. To clarify, that means it sets it on the host where it's running; but the set statement does not get replicat

Re: binlog_format and pt-table-checksum?

2013-09-11 Thread Andrew Moore
Rafał, pt-table-checksum will set binlog_format to statement for it's own session. As for data drift, there are many causes for it but with statement based replication for your general replication configuration leaves you open to non-deterministic functions causing diffs throughout your data. HT

binlog_format and pt-table-checksum?

2013-09-11 Thread Rafał Radecki
Hi All. I use binlog_format = row for my production databases. In this format most binlog_format changes are sent not as SQL statements but in some other format. I understand that when binlog_format = statement is used, queries on master and slave can give different results, but should pt-table-ch