Hitachi Vantara Pentaho Community Wiki

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  • Grouping is done using a "Memory Group By" step which keeps all the groups in memory. If you expect large amounts of groups to be used, watch your memory consumption on the server.  We're using the "memory group by" step to avoid doing a costly sort on the data.
  • Prepared statements are not yet supported which will limit the usefulness of the driver in 3rd party tools.
  • It is not possible to specify the same field twice in the same SELECT clause. (for whatever reason you might want to do that)

Configuring clients

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You need a BI Server that uses the PDI 5.0 jar files or you can use an older version and update the kettle-core, kettle-db and kettle-engine jar files in the /tomcat/webapps/pentaho/WEB-INF/lib/ folder

Kettle

You can query a remote service transformation with any Kettle v5 or higher client.  You can query the service through the database explorer and the various database steps (for example the Table Input step).

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