v1.2.3 (Retracted, please use v1.2.4)

Added

Expose workflow history size and count to client by @timl3136 (#5392)

Fixed

[cadence-cli] fix typo in input flag for parallelism by @sankari165 (#5397)

Changed

Update config store client to support SQL database by @Shaddoll (#5395)
Scaffold config store for sql plugins by @Shaddoll (#5396)
Improve poller detection for isolation by @Shaddoll (#5399)