# Hierarchy For Package org.postgresql.ds

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.postgresql.ds.jdbc23.AbstractJdbc23PooledConnection
    - org.postgresql.ds.jdbc4.AbstractJdbc4PooledConnection
      - org.postgresql.ds.PGPooledConnection (implements javax.sql.PooledConnection)
  - org.postgresql.ds.common.BaseDataSource (implements javax.naming.Referenceable)
    - org.postgresql.ds.jdbc23.AbstractJdbc23ConnectionPoolDataSource (implements java.io.Serializable)
      - org.postgresql.ds.jdbc4.AbstractJdbc4ConnectionPoolDataSource
        - org.postgresql.ds.PGConnectionPoolDataSource (implements javax.sql.ConnectionPoolDataSource)
    - org.postgresql.ds.jdbc23.AbstractJdbc23PoolingDataSource
      - org.postgresql.ds.jdbc4.AbstractJdbc4PoolingDataSource
        - org.postgresql.ds.PGPoolingDataSource (implements javax.sql.DataSource)
    - org.postgresql.ds.jdbc23.AbstractJdbc23SimpleDataSource (implements java.io.Serializable)
      - org.postgresql.ds.jdbc4.AbstractJdbc4SimpleDataSource
        - org.postgresql.ds.PGSimpleDataSource (implements javax.sql.DataSource)