MariaDB vector store implementation.

Author: rusher

docs/api_refs/blacklisted-entrypoints.json

@@ -56,6 +56,7 @@
   "../../langchain/src/vectorstores/faiss.ts",
   "../../langchain/src/vectorstores/weaviate.ts",
   "../../langchain/src/vectorstores/lancedb.ts",
+  "../../langchain/src/vectorstores/mariadb.ts",
   "../../langchain/src/vectorstores/momento_vector_index.ts",
   "../../langchain/src/vectorstores/mongodb_atlas.ts",
   "../../langchain/src/vectorstores/pinecone.ts",

docs/core_docs/.gitignore

@@ -254,6 +254,8 @@ docs/integrations/vectorstores/pinecone.md
 docs/integrations/vectorstores/pinecone.mdx
 docs/integrations/vectorstores/pgvector.md
 docs/integrations/vectorstores/pgvector.mdx
+docs/integrations/vectorstores/mariadb.md
+docs/integrations/vectorstores/mariadb.mdx
 docs/integrations/vectorstores/mongodb_atlas.md
 docs/integrations/vectorstores/mongodb_atlas.mdx
 docs/integrations/vectorstores/memory.md

docs/core_docs/docs/how_to/indexing.mdx

@@ -63,7 +63,7 @@ When content is mutated (e.g., the source PDF file was revised) there will be a
    b). delete by id (delete method with ids argument)
 
 Compatible Vectorstores: [`PGVector`](/docs/integrations/vectorstores/pgvector), [`Chroma`](/docs/integrations/vectorstores/chroma), [`CloudflareVectorize`](/docs/integrations/vectorstores/cloudflare_vectorize),
-[`ElasticVectorSearch`](/docs/integrations/vectorstores/elasticsearch), [`FAISS`](/docs/integrations/vectorstores/faiss), [`MomentoVectorIndex`](/docs/integrations/vectorstores/momento_vector_index),
+[`ElasticVectorSearch`](/docs/integrations/vectorstores/elasticsearch), [`FAISS`](/docs/integrations/vectorstores/faiss), [`MariaDB`](/docs/integrations/vectorstores/mariadb), [`MomentoVectorIndex`](/docs/integrations/vectorstores/momento_vector_index),
 [`Pinecone`](/docs/integrations/vectorstores/pinecone), [`SupabaseVectorStore`](/docs/integrations/vectorstores/supabase), [`VercelPostgresVectorStore`](/docs/integrations/vectorstores/vercel_postgres),
 [`Weaviate`](/docs/integrations/vectorstores/weaviate), [`Xata`](/docs/integrations/vectorstores/xata)