In case you have an oracle exadata database machine, always use 100% percent for collecting optimizer statistics on your tables/schemas , in order to benefit from the smart scans .
http://uhesse.com/2012/07/04/no-smart-scan-with-auto_sample_size/
Get Oracle Partition High Values as VARCHAR2 types instead of LONG in
Oracle 19c and earlier
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Here’s a little PL/SQL function create_partition_high_value_func.sql that
allows you to write SQL queries against data dictionary for partition
maintenan...
Acum 6 ore
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