Removed the definition of the duplicate index on the id column and removed the column attributes that do not match what PostgreSQL uses for a primary key

jim-mlodgenski · jim-mlodgenski · commit 7fae78fc77fa · 2025-03-14T11:31:09.000-04:00
diff --git a/langchain_postgres/vectorstores.py b/langchain_postgres/vectorstores.py
@@ -198,7 +198,7 @@ class EmbeddingStore(Base):
         __tablename__ = "langchain_pg_embedding"
 
         id = sqlalchemy.Column(
-            sqlalchemy.String, nullable=True, primary_key=True, index=True, unique=True
+            sqlalchemy.String, primary_key=True
         )
 
         collection_id = sqlalchemy.Column(

Original file line number	Diff line number	Diff line change
`@@ -198,7 +198,7 @@ class EmbeddingStore(Base):`
`198`	`198`	`__tablename__ = "langchain_pg_embedding"`
`199`	`199`
`200`	`200`	`id = sqlalchemy.Column(`
`201`		`- sqlalchemy.String, nullable=True, primary_key=True, index=True, unique=True`
	`201`	`+ sqlalchemy.String, primary_key=True`
`202`	`202`	`)`
`203`	`203`
`204`	`204`	`collection_id = sqlalchemy.Column(`