Removed the definition of the duplicate index on the id column and re… (#167)

jim-mlodgenski · eyurtsev · web-flow · commit 1f1f03fd7488 · 2025-04-04T16:08:10.000-04:00
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. A primary key always has an index and is always not
nullable.

Co-authored-by: Eugene Yurtsev &lt;eyurtsev@gmail.com&gt;
diff --git a/langchain_postgres/vectorstores.py b/langchain_postgres/vectorstores.py
@@ -201,7 +201,7 @@ 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
`@@ -201,7 +201,7 @@ class EmbeddingStore(Base):`
`201`	`201`	`__tablename__ = "langchain_pg_embedding"`
`202`	`202`
`203`	`203`	`id = sqlalchemy.Column(`
`204`		`- sqlalchemy.String, nullable=True, primary_key=True, index=True, unique=True`
	`204`	`+ sqlalchemy.String, primary_key=True`
`205`	`205`	`)`
`206`	`206`
`207`	`207`	`collection_id = sqlalchemy.Column(`