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dioncho.wordpress.com | ||
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oracle-randolf.blogspot.com
Starting with version 12c Oracle obviously has introduced another parallel distribution method for direct path loads (applicable to INSERT A... |
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jonathanlewis.wordpress.com
Jump to summary. A new optimizer feature that appears in 23c (probably not 21c) was the ability to push group by clauses into union all set operations. This will happen unhinted, but can be hinted with the highly memorable [no_]push_gby_into_union_all() hint that appeared in 23.1.0.0 according to v$sql_hint. and the feature can be disabled by... |
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leonotes.wordpress.com
transitive closure?Wiki?Oracle?... |
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www.dbaglobe.com
A blog about on new technologie. Hands-on note about Hadoop, Cloudera, Hortonworks, NoSQL, Cassandra, Neo4j, MongoDB, Oracle, SQL Server, Linux, etc. |
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