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package java.sql;

The mapping in the Java™ programming language for the SQL NCLOB type. An SQL NCLOB is a built-in type that stores a Character Large Object using the National Character Set as a column value in a row of a database table.

The NClob interface extends the Clob interface which provides methods for getting the length of an SQL NCLOB value, for materializing a NCLOB value on the client, and for searching for a substring or NCLOB object within a NCLOB value. A NClob object, just like a Clob object, is valid for the duration of the transaction in which it was created. Methods in the interfaces ResultSet, CallableStatement, and PreparedStatement, such as getNClob and setNClob allow a programmer to access an SQL NCLOB value. In addition, this interface has methods for updating a NCLOB value.

All methods on the NClob interface must be fully implemented if the JDBC driver supports the data type.

Since:1.6
/** * The mapping in the Java&trade; programming language * for the SQL <code>NCLOB</code> type. * An SQL <code>NCLOB</code> is a built-in type * that stores a Character Large Object using the National Character Set * as a column value in a row of a database table. * <P>The <code>NClob</code> interface extends the <code>Clob</code> interface * which provides methods for getting the * length of an SQL <code>NCLOB</code> value, * for materializing a <code>NCLOB</code> value on the client, and for * searching for a substring or <code>NCLOB</code> object within a * <code>NCLOB</code> value. A <code>NClob</code> object, just like a <code>Clob</code> object, is valid for the duration * of the transaction in which it was created. * Methods in the interfaces {@link ResultSet}, * {@link CallableStatement}, and {@link PreparedStatement}, such as * <code>getNClob</code> and <code>setNClob</code> allow a programmer to * access an SQL <code>NCLOB</code> value. In addition, this interface * has methods for updating a <code>NCLOB</code> value. * <p> * All methods on the <code>NClob</code> interface must be fully implemented if the * JDBC driver supports the data type. * * @since 1.6 */
public interface NClob extends Clob { }