On Dec 14, 2010, at 7:21 PM, Feris Thia wrote:

> Hi Mark,
> 
> On Wed, Dec 15, 2010 at 8:10 AM, Mark Matthews <mark.matth...@oracle.com> 
> wrote:
> Feris,
> 
> *How* are you writing, via batch statements with rewriting, or directly, or 
> via LOAD DATA INFILE? It seems you're off by about a factor of 10-20x from 
> what I've seen performance-wise for writes.
> 
> I'm using ETL mean - for this case, it is a java application name Kettle 
> (Pentaho Data Integration). And it use JDBC connection. 
> 
> Is it a JDBC driver configuration ?

Feris,

I don't know what Kettle is doing under the hood, but if it's doing addBatch(), 
executeBatch(), then adding "rewriteBatchedStatements=true" to your MySQL JDBC 
URL should probably help quite a bit.

        -Mark
-- 
Mark Matthews
Principal Software Developer -  MySQL Enterprise Tools
Oracle
http://www.mysql.com/products/enterprise/monitor.html








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