Tag Archives: OPTIMIZER_ADAPTIVE_FEATURES

Setting OPTIMIZER_ADAPTIVE_FEATURES in Oracle Database 12c Release 2

In Oracle Database 12c Release 2 the parameter OPTIMIZER_ADAPTIVE_FEATURES was declared “Obsolete”. It was replaced by the parameters optimizer_adaptive_statistics, optimizer_adaptive_plans and AUTO_STAT_EXTENSIONS to allow better control of the adaptive features of the optimizer but what happens, if you try the … Continue reading

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