LeeHao

feat: pika cdc for incremental synchronization (ospp 2024)

1

#2820  ## Summary by CodeRabbit ## Summary by CodeRabbit - **New Features** - Introduced a new configuration file for data communication services integrating messaging systems like Pika, Kafka, and...

polar-doc: question about avail-parallel-replay.md

1

**Describe the problem** Hi everyone! 我才接触PolarDB，我想请教一个小问题，这里的`$Block_{0,2} = Block_{2,0}$`是对的吗，这两个不是一个Block0呀，一个是Block2呀 https://github.com/ApsaraDB/PolarDB-for-PostgreSQL/blob/bbc102d852c4aa202bd08fc8127ebb2d33cc0be4/polar-doc/docs/zh/features/v11/availability/avail-parallel-replay.md?plain=1#L52C60-L52C87 谢谢

refactor:remove repeated build beforeImage and afterImage in undo/bui…

1

**What this PR does**: refactor the architecture of build beforeImage and afterImage. - [x] remove repeated build beforeImage and afterImage in undo/builder package - [x] extract the public ExecContext logic...