GitHub

checkpoint postgres: add a shallow checkpointer

test #3.9 (langchain-core: latest, ff-send-v2: false) test #3.10 (langchain-core: latest, ff-send-v2: false) test #3.11 (langchain-core: latest, ff-send-v2: false ...
GitHub

PostgresSaver.setup() fails with DuplicateColumn when table already contains task_path

When using PostgresSaver.setup(), the schema migration executed by the method fails if the database table checkpoint_writes already contains the task_path column. This issue was encountered after ...