Updated on 2025-05-29 GMT+08:00

GaussDB Kernel 503

  • Ustore supports distributed deployment, parallel query, global temporary tables, VACUUM FULL, and column constraints DEFERRABLE and INITIALLY DEFERRED.
  • Ustore supports online index rebuild.
  • Ustore supports enhanced B-tree empty page estimation to improve the cost estimation accuracy of optimizers.
  • Ustore supports the storage engine reliability verification framework Diagnose Page/Page Verify.
  • Ustore supports enhanced view parsing, detection, and repair.
  • Ustore supports enhanced WAL locating. The gs_redo_upage system view is added to support constant replay of a single page and obtain and print any historical page, accelerating fault locating for damaged pages.
  • Ustore extends the transaction directory's physical format for transaction slots for space reuse within a transaction.
  • Ustore supports online index creation.
  • Ustore supports flashback and ultimate RTO.