# java.sql.Statement interface: JDBC 4.0 features

Derby's Statements implement the following new metadata methods added by JDBC 4.0.

- Pooling support - JDBC 4.0 adds new methods to help application servers manage pooled Statements: isPoolable and setPoolable.
- Validity tracking - JDBC 4.0 lets you track the validity of a Statement through the new isClosed method.

Parent topic: JDBC 4.0-only features
Related reference
Refined subclasses of SQLException
java.sql.Connection interface: JDBC 4.0 features
java.sql.DatabaseMetaData interface: JDBC 4.0 features
javax.sql.DataSource interface: JDBC 4.0 features
java.sql.SQLXML interface