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database 12c

Oracle 12c: XMLIndex Support for Hash Partitioning

XMLIndex support for Hash Partitioning is now also supported in Oracle 12c. In Oracle 11 there was already support for RANGE and LIST partitioning, but not yet for HASH partitioning. Some examples for the later two: LIST Partitioning on XMLType -- -- Create partitioned LIST partitioned XMLType table --   DROP TABLE list_part_xml PURGE;  

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Oracle 12c: PGA_AGGREGATE_LIMIT

There is a new default in town. Mark my words, you will encounter the following during your 12c life-cycle… From the Oracle 12c Reference manual PGA_AGGREGATE_LIMIT: PGA_AGGREGATE_LIMIT PGA_AGGREGATE_LIMIT specifies a limit on the aggregate PGA memory consumed by the instance. There is no difference in behavior between PGA_AGGREGATE_LIMIT being explicitly set or being set to

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