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Database is slow once in a while

I am executing a web service for 100 times. The average response time of this service is 1.5 seconds. But when I look at the response time of each execution individually, there are a few executions ...
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113 views

List partitioning or filtering a non-partitioned table, which incurs lower cost?

Consider a list partitioned table PARTITIONED__SOURCE_TBL on column period, and non-partitioned table SOURCE_TBL also having the same columns. Assume all tables are adequately indexed. Set 1: ...