On 7/11/2006 11:57 AM, Scott Marlowe wrote:

On Tue, 2006-07-11 at 10:45, Jan Wieck wrote:
On 7/10/2006 10:00 PM, Alex Turner wrote:

> http://dev.mysql.com/doc/refman/5.1/en/replication-row-based.html
> > 5.1

Ah, thanks. So I guess 5.1.5 and 5.1.8 must be considered major feature minor/bugfix releases. I still don't understand how people can use software in production that has literally zero bugfix upgrade path without the risk of incompatibility due to new features. I consider every IT manager, who makes that choice, simply overpaid.

Dear god!  That page made my eyes bleed.

Individual users can choose the method of replication for their
sessions?

There's a mixed method that switches back and forth?

It is totally unclear from that page what would make the server decide when to pick one or the other method. It seems to me that this is mainly an optimization for many single inserts in order to get a smaller binlog. Note that according to this page

http://dev.mysql.com/doc/internals/en/replication-prepared-statements.html

the master currently substitutes the parameters as literals into the query for prepared statements.

What also is totally unclear, maybe someone with more MySQL experience can answer this question, is if the binary format actually does solve the problems discussed. Namely timestamps and also autoincrement. What exactly happens if an insert doesn't provide a value for an autoinc or timestamp column? Is the server chosen value placed into the binlog when using row format or not?


Jan

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