# @langchain/langgraph-checkpoint-postgres

> JavaScript/TypeScript package

📖 [View in docs](https://reference.langchain.com/javascript/langchain-langgraph-checkpoint-postgres)

## Classes

- [`PostgresSaver`](https://reference.langchain.com/javascript/langchain-langgraph-checkpoint-postgres/index/PostgresSaver)

## Functions

- [`getMigrations()`](https://reference.langchain.com/javascript/langchain-langgraph-checkpoint-postgres/migrations/getMigrations)
- [`getSQLStatements()`](https://reference.langchain.com/javascript/langchain-langgraph-checkpoint-postgres/sql/getSQLStatements)
- [`getTablesWithSchema()`](https://reference.langchain.com/javascript/langchain-langgraph-checkpoint-postgres/sql/getTablesWithSchema)
- [`tableExistsSQL()`](https://reference.langchain.com/javascript/langchain-langgraph-checkpoint-postgres/sql/tableExistsSQL)

## Interfaces

- [`SQL_STATEMENTS`](https://reference.langchain.com/javascript/langchain-langgraph-checkpoint-postgres/sql/SQL_STATEMENTS)