feat(checkpoint-postgres):add prepare_threshold parameter for connection pooler support#6710
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DineshThumma9 wants to merge 2 commits intolangchain-ai:mainfrom
Open
feat(checkpoint-postgres):add prepare_threshold parameter for connection pooler support#6710DineshThumma9 wants to merge 2 commits intolangchain-ai:mainfrom
DineshThumma9 wants to merge 2 commits intolangchain-ai:mainfrom
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Add configurable prepare_threshold to PostgresSaver classes to fix 'prepared statement does not exist' errors with external connection poolers (PgBouncer, Google Cloud SQL).
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Description:
When using AsyncPostgresSaver.from_conn_string() with external connection poolers (e.g., Google Cloud SQL connection pooler, PgBouncer in transaction mode), users encounter "prepared statement does not exist" errors:
Solution:
Exposed configurable prepare_threshold to PostgresSaver classes to fix 'prepared statement does not exist' errors with external connection poolers (PgBouncer, Google Cloud SQL).
Issue
Fixes #6705