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Pull requests: langchain-ai/langchain-postgres

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Pull requests list

chore: add documentation for Hybrid Seach
#233 opened Jul 6, 2025 by vishwarajanand • Draft
Feature: Add Document Retrieval with Metadata Filtering
#231 opened Jul 2, 2025 by cedrickrusche Loading…
fix: Use JSONB for metadata column instead of JSON
#230 opened Jul 2, 2025 by cedrickrusche Loading…
1
feat: $contains_any and $contains_none operators for array-inclusion filtering
#228 opened Jun 30, 2025 by nazarpechka Loading…
feat: support for DiskANN index
#227 opened Jun 27, 2025 by nazarpechka • Draft
1
feat: support for Halfvec and Sparsevec vector types
#226 opened Jun 26, 2025 by nazarpechka Loading…
docs,chore: improve development documentation and fix tooling
#224 opened Jun 26, 2025 by nazarpechka Loading…
deps: add missing dependencies in test group
#223 opened Jun 26, 2025 by nazarpechka Loading…
2
Add the use_jsonb parameter to PGEngine for storing metadata using JSONB
#222 opened Jun 26, 2025 by zhcn000000 Loading…
3
Fix: Table 'langchain_pg_collection' is already defined for this MetaData instance
#209 opened May 9, 2025 by 0xrushi Loading…
2
feature/hybrid-search
#204 opened Apr 27, 2025 by gecBurton • Draft
feat: Adding PGChatMessageHistory
#203 opened Apr 25, 2025 by dishaprakash Loading…
18
refactor: vectorstores & chat_message_histories
#179 opened Apr 7, 2025 by misbahfhm Loading…
1
Added latest PGVector features
#147 opened Dec 10, 2024 by danielfornarini Loading…
@eyurtsev
9
add a new operator for array inclusion filtering
#146 opened Dec 9, 2024 by sjjpo2002 Loading…
1
added a method to update session id in PostgresChatMessageHistory
#144 opened Dec 6, 2024 by aadityakanjolia4 Loading…
1
Add support to specify custom table schema
#138 opened Nov 10, 2024 by anupkg1985 Loading…
6
Add Asynchronous Connection Pooling Support to PostgresChatMessageHistory
#130 opened Oct 16, 2024 by shamspias Loading…
4
Enable Deletion of Vectors by Metadata in PGVector
#128 opened Oct 15, 2024 by shamspias Loading…
@eyurtsev
1
Fix metadata deserialization in async mode for PGVector
#125 opened Oct 8, 2024 by shamspias Loading…
@eyurtsev
20
feat: retrieve embeddings from database only when necessary
#119 opened Sep 18, 2024 by fangyi-zhou Loading…
3
[feat]allow user to specify collection & embedding table names
#106 opened Aug 10, 2024 by liunux4odoo Loading…
5
Add support for HNSW and IVFFlat indexes, add tests
#91 opened Jul 18, 2024 by Sachin-Bhat Loading…
1
7
feat: add hnsw index functionality to PGVector
#85 opened Jul 6, 2024 by wulifu2hao Loading…
3
Support for jsonb array comparision for $in $nin operator
#77 opened Jun 24, 2024 by jernkuan Loading…
ProTip! What’s not been updated in a month: updated:<2025-06-06.