February 2017 to April 2017
 

April 2017
 
Built-in replication:
  • Attempted to make journal rewind (e.g. after shutdown) more reliable
  • Fixup access mode for the archive segments
  • Fixed non-working auto-sweep
  • Fixed possible memory corruption
  • Better error diagnostics logged
March 2017
 
Built-in replication:
  • Fixed segment truncation problem on Windows
  • Improved monitoring/cancellation reaction time
  • Improved reliability a bit (protect from the counter wrap-around)
  • Fixed memory leak
v3 bugfixing:
  • CORE-5489: Bad performance for NULLs filtering inside a navigational index scan
  • Yet another attempt to address CORE-5456 / CORE-5457
  • Make lock key prints a bit more user-friendly
February 2017
 
Built-in replication:
  • Better tolerance to primary key updates
  • Fixed record refetch bug leading to wrong records being updated/deleted
  • Fixed dead record versions being read before index GC happens
  • Fix bug with delete from master having cascade FKs
  • Preserve actual replication status after error
  • Added verbose logging
v3 bugfixing:
  • CORE-5481: Available indices are not used in some cases if ORDER BY expression is a filtered one
  • CORE-5457: Bugcheck 167 (invalid SEND request)

Dmitry Yemanov

Penza, Russia