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checkpointpostgres==2.0.9

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@github-actions github-actions released this 20 Dec 22:51
checkpointpostgres==2.0.9
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langgraph-checkpoint-postgres 2.0.9

Summary of Changes

  • Added new lightweight PostgreSQL checkpointers that only store the most recent checkpoint, reducing storage requirements and improving performance when time travel is not needed (#2826)
  • Removed redundant batch method from AsyncPostgresStore, use abatch instead (#2673)

Detailed Changes

langgraph.checkpoint.postgres.ShallowPostgresSaver

  • Added new lightweight checkpoint saver that only stores the most recent checkpoint and does not retain history (#2826)
  • Designed as a drop-in replacement for PostgresSaver with lower storage requirements
  • Supports all functionality except time travel

langgraph.checkpoint.postgres.aio.AsyncShallowPostgresSaver

  • Added async version of ShallowPostgresSaver with the same lightweight storage approach (#2826)
  • Provides async interface while maintaining full compatibility with the synchronous API

langgraph.store.postgres.aio.AsyncPostgresStore

  • Removed redundant batch method from AsyncPostgresStore (#2673)
  • Use the async abatch method directly instead
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