How to Accurately Measure Data Guard Lag Events

If you work with Data Guard, the lag between the primary and standby database is an informative but difficult metric to measure. I’ve encountered some “solutions” that use the COMPLETION_TIME in (G)V$ARCHIVED_LOG for the standby destination as the time of…

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Data modeling for cloud DW

In this blog post, I would like to share some options that you can consider to model your cloud DW for better query performance.  With a traditional EDW, we would either come up a STAR, Snowflake or similar schemas. These…

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