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mahmoudhatem.wordpress.com | ||
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oracle-base.com
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| | | | | GROUP BY and HAVING Clauses Using Column Aliases in Oracle Database 23ai/26ai - ORACLE-BASE | |
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oracle-base.com
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| | | | | GROUP BY ALL in Oracle Database 23ai/26ai - ORACLE-BASE | |
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mauro-pagano.com
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| | | | | 12c brought several new features in the SQL performance area and the most advertised one is probablyAdaptive Query Optimization. The Adaptive Plans feature has been described in a lot of details (specially the adaptive join methods part) and most of the focus in Adaptive Statistics has been on SQL Plan Directives and Automatic Re-optimization, not... | |
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jonathanlewis.wordpress.com
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| | | In response to a recent lamentation from Richard Foote about the degree of ignorance regarding the clustering_factor of indexes I commented on the similar degree of ignorance regarding the syntax of a specific hint, namely use_nl(a b), pointing out that this does not mean "do a nested loop from a to b". My comment was... | ||
