From: Sergei Golubchik
Date: May 11 2010 8:30am
Subject: Re: HA_EXTRA_WRITE_CAN_REPLACE and row based replication
List-Archive: http://lists.mysql.com/internals/37905
Message-Id: <20100511083028.GB20570@janus.mylan>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii

Hi, Mats!

On May 11, Mats Kindahl wrote:
> Hi Zardosht,
> 
> The flag HA_EXTRA_WRITE_CAN_REPLACE only is set on the slave for Write
> rows when --slave-exec-mode is IDEMPOTENT *or when the NDB Cluster
> engine is used*. In other words, the NDB engine is hardcoded to always
> use IDEMPOTENT.

Which is, arguably, a bug. The flag is not HA_EXTRA_IS_NDB_CLUSTER,
other engines may take use of it too.
 
Regards,
Sergei