Production query plans without production data
New PostgreSQL 18 and SQLite features allow developers to copy database statistics to replicate production query plans in dev environments.
New PostgreSQL 18 and SQLite features allow developers to copy database statistics to replicate production query plans in dev environments.
New PostgreSQL 18 and SQLite features allow developers to copy database statistics to test production query plans without moving large datasets.
Explores issues with DBMS_STATS.COPY_TABLE_STATS in Oracle, focusing on incorrect high/low value propagation for partitioned table statistics.
Explains Oracle 11g's incremental global statistics for partitioned data warehouses, covering benefits and a major storage overhead issue.