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Pull requests: langchain-ai/langchain-postgres

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Pull requests list

Harden dependency and workflow posture
#318 opened Jul 15, 2026 by langsmith-fleet Bot Loading…
7
fix: table_name validation accepts a trailing newline
#317 opened Jul 14, 2026 by Andrew Chen (chuenchen309) Loading…
fix(v2): make ExactNearestNeighbor instantiable (unblocks exact search)
#316 opened Jul 13, 2026 by Andrew Chen (chuenchen309) Loading…
fix(migrator): avoid UnboundLocalError masking DB errors in collection extract
#315 opened Jul 13, 2026 by Andrew Chen (chuenchen309) Loading…
fix: use uuid4 (not uuid1) for auto-generated ids in async constructors
#314 opened Jul 13, 2026 by Andrew Chen (chuenchen309) Loading…
fix: allow lambda_mult to be zero
#312 opened Jun 6, 2026 by Alex Petul (AlexPetul) Loading…
fix: defer PostgresChatMessageHistory import to keep psycopg lazy
#311 opened Jun 4, 2026 by Humphrey (HumphreySun98) Loading…
1
fix: PGVector.add_embeddings silently truncates on length mismatch
#310 opened Jun 4, 2026 by Humphrey (HumphreySun98) Loading…
1
fix(v2): don't mutate instance hybrid_search_config in similarity searches
#309 opened Jun 4, 2026 by Humphrey (HumphreySun98) Loading…
1
fix: relax pgvector upper bound to <0.5
#308 opened Jun 4, 2026 by paulflew Loading…
1
1
fix: order-dependent tests
#303 opened May 3, 2026 by Alex Petul (AlexPetul) Loading…
fix(v2): quote identifiers in adelete and metadata filters
#302 opened Apr 28, 2026 by naveen9871 Loading…
1
2
feat: add multi-host HA connection support for PostgreSQL clusters
#298 opened Apr 14, 2026 by Gowtham Raj Elangovan (gowtham500) Loading…
4 of 5 tasks
feat: add create_extension flag to init_vectorstore_table
#293 opened Apr 1, 2026 by Michele Catalano (ironpinguin) Loading…
2
fix: add IF NOT EXISTS to CREATE TABLE query
#290 opened Mar 20, 2026 by Prabesh Subedi (pravuX) Loading…
1
feat: add ltree filtering operators to v2 vector store
#289 opened Mar 19, 2026 by airbag_deer (airbagdeer) Loading…
5 tasks done
4
feat: timestamped chat history with session tracking
#277 opened Feb 13, 2026 by Matt Mo (supmo668) Loading…
9 tasks done
chore: Fix CVE-2025-68664
#274 opened Dec 31, 2025 by Loganaden Velvindron (loganaden) Loading…
chore: add deprecation warning to PGVector
#273 opened Dec 26, 2025 by KAUSHIK KUMAR (kaushikkumarkr) Loading…
fix: tsquery only returns results if all keywords match
#268 opened Nov 14, 2025 by raphaelgurtner Loading…
2
chore: Add deprecation warning for PGVector
#246 opened Aug 14, 2025 by dishaprakash Collaborator • Draft
@averikitsch
feat: $contains_any and $contains_none operators for array-inclusion filtering
#228 opened Jun 30, 2025 by Nazar Pechevystyi (nazarpechka) Contributor Loading…
3
feat: support for DiskANN index
#227 opened Jun 27, 2025 by Nazar Pechevystyi (nazarpechka) Contributor • Draft
1
feat: support for Halfvec and Sparsevec vector types
#226 opened Jun 26, 2025 by Nazar Pechevystyi (nazarpechka) Contributor Loading…
docs,chore: improve development documentation and fix tooling
#224 opened Jun 26, 2025 by Nazar Pechevystyi (nazarpechka) Contributor Loading…
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