package org.postgresql.jdbc3;


import java.math.BigDecimal;
import java.sql.*;
import java.util.Calendar;

/* $Header: /cvsroot/pgsql/src/interfaces/jdbc/org/postgresql/jdbc3/Attic/AbstractJdbc3Statement.java,v 1.2 2002/09/06 21:23:06 momjian Exp $
 * This class defines methods of the jdbc3 specification.  This class extends
 * org.postgresql.jdbc2.AbstractJdbc2Statement which provides the jdbc2
 * methods.  The real Statement class (for jdbc2) is org.postgresql.jdbc3.Jdbc3Statement
 */
public abstract class AbstractJdbc3Statement extends org.postgresql.jdbc2.AbstractJdbc2Statement
{

	public AbstractJdbc3Statement (AbstractJdbc3Connection c)
	{
		super(c);
	}

	public AbstractJdbc3Statement(AbstractJdbc3Connection connection, String sql) throws SQLException
	{
		super(connection, sql);
	}

	/**
	 * Moves to this <code>Statement</code> object's next result, deals with
	 * any current <code>ResultSet</code> object(s) according  to the instructions
	 * specified by the given flag, and returns
	 * <code>true</code> if the next result is a <code>ResultSet</code> object.
	 *
	 * <P>There are no more results when the following is true:
	 * <PRE>
	 *		<code>(!getMoreResults() && (getUpdateCount() == -1)</code>
	 * </PRE>
	 *
	 * @param current one of the following <code>Statement</code>
	 *		  constants indicating what should happen to current
	 *		  <code>ResultSet</code> objects obtained using the method
	 *		  <code>getResultSet</code:
	 *		  <code>CLOSE_CURRENT_RESULT</code>,
	 *		  <code>KEEP_CURRENT_RESULT</code>, or
	 *		  <code>CLOSE_ALL_RESULTS</code>
	 * @return <code>true</code> if the next result is a <code>ResultSet</code>
	 *		   object; <code>false</code> if it is an update count or there are no
	 *		   more results
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 * @see #execute
	 */
	public boolean getMoreResults(int current) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves any auto-generated keys created as a result of executing this
	 * <code>Statement</code> object. If this <code>Statement</code> object did
	 * not generate any keys, an empty <code>ResultSet</code>
	 * object is returned.
	 *
	 * @return a <code>ResultSet</code> object containing the auto-generated key(s)
	 *		   generated by the execution of this <code>Statement</code> object
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public ResultSet getGeneratedKeys() throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Executes the given SQL statement and signals the driver with the
	 * given flag about whether the
	 * auto-generated keys produced by this <code>Statement</code> object
	 * should be made available for retrieval.
	 *
	 * @param sql must be an SQL <code>INSERT</code>, <code>UPDATE</code> or
	 *		  <code>DELETE</code> statement or an SQL statement that
	 *		  returns nothing
	 * @param autoGeneratedKeys a flag indicating whether auto-generated keys
	 *		  should be made available for retrieval;
	 *		   one of the following constants:
	 *		   <code>Statement.RETURN_GENERATED_KEYS</code>
	 *		   <code>Statement.NO_GENERATED_KEYS</code>
	 * @return either the row count for <code>INSERT</code>, <code>UPDATE</code>
	 *		   or <code>DELETE</code> statements, or <code>0</code> for SQL
	 *		   statements that return nothing
	 * @exception SQLException if a database access error occurs, the given
	 *			  SQL statement returns a <code>ResultSet</code> object, or
	 *			  the given constant is not one of those allowed
	 * @since 1.4
	 */
	public int executeUpdate(String sql, int autoGeneratedKeys) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Executes the given SQL statement and signals the driver that the
	 * auto-generated keys indicated in the given array should be made available
	 * for retrieval.  The driver will ignore the array if the SQL statement
	 * is not an <code>INSERT</code> statement.
	 *
	 * @param sql an SQL <code>INSERT</code>, <code>UPDATE</code> or
	 *		  <code>DELETE</code> statement or an SQL statement that returns nothing,
	 *		  such as an SQL DDL statement
	 * @param columnIndexes an array of column indexes indicating the columns
	 *		  that should be returned from the inserted row
	 * @return either the row count for <code>INSERT</code>, <code>UPDATE</code>,
	 *		   or <code>DELETE</code> statements, or 0 for SQL statements
	 *		   that return nothing
	 * @exception SQLException if a database access error occurs or the SQL
	 *			  statement returns a <code>ResultSet</code> object
	 * @since 1.4
	 */
	public int executeUpdate(String sql, int columnIndexes[]) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Executes the given SQL statement and signals the driver that the
	 * auto-generated keys indicated in the given array should be made available
	 * for retrieval.  The driver will ignore the array if the SQL statement
	 * is not an <code>INSERT</code> statement.
	 *
	 * @param sql an SQL <code>INSERT</code>, <code>UPDATE</code> or
	 *		  <code>DELETE</code> statement or an SQL statement that returns nothing
	 * @param columnNames an array of the names of the columns that should be
	 *		  returned from the inserted row
	 * @return either the row count for <code>INSERT</code>, <code>UPDATE</code>,
	 *		   or <code>DELETE</code> statements, or 0 for SQL statements
	 *		   that return nothing
	 * @exception SQLException if a database access error occurs
	 *
	 * @since 1.4
	 */
	public int executeUpdate(String sql, String columnNames[]) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Executes the given SQL statement, which may return multiple results,
	 * and signals the driver that any
	 * auto-generated keys should be made available
	 * for retrieval.  The driver will ignore this signal if the SQL statement
	 * is not an <code>INSERT</code> statement.
	 * <P>
	 * In some (uncommon) situations, a single SQL statement may return
	 * multiple result sets and/or update counts.  Normally you can ignore
	 * this unless you are (1) executing a stored procedure that you know may
	 * return multiple results or (2) you are dynamically executing an
	 * unknown SQL string.
	 * <P>
	 * The <code>execute</code> method executes an SQL statement and indicates the
	 * form of the first result.  You must then use the methods
	 * <code>getResultSet</code> or <code>getUpdateCount</code>
	 * to retrieve the result, and <code>getMoreResults</code> to
	 * move to any subsequent result(s).
	 *
	 * @param sql any SQL statement
	 * @param autoGeneratedKeys a constant indicating whether auto-generated
	 *		  keys should be made available for retrieval using the method
	 *		  <code>getGeneratedKeys</code>; one of the following constants:
	 *		  <code>Statement.RETURN_GENERATED_KEYS</code> or
	 *		  <code>Statement.NO_GENERATED_KEYS</code>
	 * @return <code>true</code> if the first result is a <code>ResultSet</code>
	 *		   object; <code>false</code> if it is an update count or there are
	 *		   no results
	 * @exception SQLException if a database access error occurs
	 * @see #getResultSet
	 * @see #getUpdateCount
	 * @see #getMoreResults
	 * @see #getGeneratedKeys
	 *
	 * @since 1.4
	 */
	public boolean execute(String sql, int autoGeneratedKeys) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Executes the given SQL statement, which may return multiple results,
	 * and signals the driver that the
	 * auto-generated keys indicated in the given array should be made available
	 * for retrieval.  This array contains the indexes of the columns in the
	 * target table that contain the auto-generated keys that should be made
	 * available. The driver will ignore the array if the given SQL statement
	 * is not an <code>INSERT</code> statement.
	 * <P>
	 * Under some (uncommon) situations, a single SQL statement may return
	 * multiple result sets and/or update counts.  Normally you can ignore
	 * this unless you are (1) executing a stored procedure that you know may
	 * return multiple results or (2) you are dynamically executing an
	 * unknown SQL string.
	 * <P>
	 * The <code>execute</code> method executes an SQL statement and indicates the
	 * form of the first result.  You must then use the methods
	 * <code>getResultSet</code> or <code>getUpdateCount</code>
	 * to retrieve the result, and <code>getMoreResults</code> to
	 * move to any subsequent result(s).
	 *
	 * @param sql any SQL statement
	 * @param columnIndexes an array of the indexes of the columns in the
	 *		  inserted row that should be  made available for retrieval by a
	 *		  call to the method <code>getGeneratedKeys</code>
	 * @return <code>true</code> if the first result is a <code>ResultSet</code>
	 *		   object; <code>false</code> if it is an update count or there
	 *		   are no results
	 * @exception SQLException if a database access error occurs
	 * @see #getResultSet
	 * @see #getUpdateCount
	 * @see #getMoreResults
	 *
	 * @since 1.4
	 */
	public boolean execute(String sql, int columnIndexes[]) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Executes the given SQL statement, which may return multiple results,
	 * and signals the driver that the
	 * auto-generated keys indicated in the given array should be made available
	 * for retrieval. This array contains the names of the columns in the
	 * target table that contain the auto-generated keys that should be made
	 * available. The driver will ignore the array if the given SQL statement
	 * is not an <code>INSERT</code> statement.
	 * <P>
	 * In some (uncommon) situations, a single SQL statement may return
	 * multiple result sets and/or update counts.  Normally you can ignore
	 * this unless you are (1) executing a stored procedure that you know may
	 * return multiple results or (2) you are dynamically executing an
	 * unknown SQL string.
	 * <P>
	 * The <code>execute</code> method executes an SQL statement and indicates the
	 * form of the first result.  You must then use the methods
	 * <code>getResultSet</code> or <code>getUpdateCount</code>
	 * to retrieve the result, and <code>getMoreResults</code> to
	 * move to any subsequent result(s).
	 *
	 * @param sql any SQL statement
	 * @param columnNames an array of the names of the columns in the inserted
	 *		  row that should be made available for retrieval by a call to the
	 *		  method <code>getGeneratedKeys</code>
	 * @return <code>true</code> if the next result is a <code>ResultSet</code>
	 *		   object; <code>false</code> if it is an update count or there
	 *		   are no more results
	 * @exception SQLException if a database access error occurs
	 * @see #getResultSet
	 * @see #getUpdateCount
	 * @see #getMoreResults
	 * @see #getGeneratedKeys
	 *
	 * @since 1.4
	 */
	public boolean execute(String sql, String columnNames[]) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	  * Retrieves the result set holdability for <code>ResultSet</code> objects
	  * generated by this <code>Statement</code> object.
	  *
	  * @return either <code>ResultSet.HOLD_CURSORS_OVER_COMMIT</code> or
	  *			<code>ResultSet.CLOSE_CURSORS_AT_COMMIT</code>
	  * @exception SQLException if a database access error occurs
	  *
	  * @since 1.4
	  */
	public int getResultSetHoldability() throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given <code>java.net.URL</code> value.
	 * The driver converts this to an SQL <code>DATALINK</code> value
	 * when it sends it to the database.
	 *
	 * @param parameterIndex the first parameter is 1, the second is 2, ...
	 * @param x the <code>java.net.URL</code> object to be set
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public void setURL(int parameterIndex, java.net.URL x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the number, types and properties of this
	 * <code>PreparedStatement</code> object's parameters.
	 *
	 * @return a <code>ParameterMetaData</code> object that contains information
	 *		   about the number, types and properties of this
	 *		   <code>PreparedStatement</code> object's parameters
	 * @exception SQLException if a database access error occurs
	 * @see ParameterMetaData
	 * @since 1.4
	 */
	public ParameterMetaData getParameterMetaData() throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Registers the OUT parameter named
	 * <code>parameterName</code> to the JDBC type
	 * <code>sqlType</code>.  All OUT parameters must be registered
	 * before a stored procedure is executed.
	 * <p>
	 * The JDBC type specified by <code>sqlType</code> for an OUT
	 * parameter determines the Java type that must be used
	 * in the <code>get</code> method to read the value of that parameter.
	 * <p>
	 * If the JDBC type expected to be returned to this output parameter
	 * is specific to this particular database, <code>sqlType</code>
	 * should be <code>java.sql.Types.OTHER</code>.  The method
	 * {@link #getObject} retrieves the value.
	 * @param parameterName the name of the parameter
	 * @param sqlType the JDBC type code defined by <code>java.sql.Types</code>.
	 * If the parameter is of JDBC type <code>NUMERIC</code>
	 * or <code>DECIMAL</code>, the version of
	 * <code>registerOutParameter</code> that accepts a scale value
	 * should be used.
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 * @see Types
	 */
	public void registerOutParameter(String parameterName, int sqlType)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Registers the parameter named
	 * <code>parameterName</code> to be of JDBC type
	 * <code>sqlType</code>.  This method must be called
	 * before a stored procedure is executed.
	 * <p>
	 * The JDBC type specified by <code>sqlType</code> for an OUT
	 * parameter determines the Java type that must be used
	 * in the <code>get</code> method to read the value of that parameter.
	 * <p>
	 * This version of <code>registerOutParameter</code> should be
	 * used when the parameter is of JDBC type <code>NUMERIC</code>
	 * or <code>DECIMAL</code>.
	 * @param parameterName the name of the parameter
	 * @param sqlType SQL type code defined by <code>java.sql.Types</code>.
	 * @param scale the desired number of digits to the right of the
	 * decimal point.  It must be greater than or equal to zero.
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 * @see Types
	 */
	public void registerOutParameter(String parameterName, int sqlType, int scale)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Registers the designated output parameter.  This version of
	 * the method <code>registerOutParameter</code>
	 * should be used for a user-named or REF output parameter.  Examples
	 * of user-named types include: STRUCT, DISTINCT, JAVA_OBJECT, and
	 * named array types.
	 *
	 * Before executing a stored procedure call, you must explicitly
	 * call <code>registerOutParameter</code> to register the type from
	 * <code>java.sql.Types</code> for each
	 * OUT parameter.  For a user-named parameter the fully-qualified SQL
	 * type name of the parameter should also be given, while a REF
	 * parameter requires that the fully-qualified type name of the
	 * referenced type be given.  A JDBC driver that does not need the
	 * type code and type name information may ignore it.	To be portable,
	 * however, applications should always provide these values for
	 * user-named and REF parameters.
	 *
	 * Although it is intended for user-named and REF parameters,
	 * this method may be used to register a parameter of any JDBC type.
	 * If the parameter does not have a user-named or REF type, the
	 * typeName parameter is ignored.
	 *
	 * <P><B>Note:</B> When reading the value of an out parameter, you
	 * must use the <code>getXXX</code> method whose Java type XXX corresponds to the
	 * parameter's registered SQL type.
	 *
	 * @param parameterName the name of the parameter
	 * @param sqlType a value from {@link java.sql.Types}
	 * @param typeName the fully-qualified name of an SQL structured type
	 * @exception SQLException if a database access error occurs
	 * @see Types
	 * @since 1.4
	 */
	public void registerOutParameter (String parameterName, int sqlType, String typeName)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of the designated JDBC <code>DATALINK</code> parameter as a
	 * <code>java.net.URL</code> object.
	 *
	 * @param parameterIndex the first parameter is 1, the second is 2,...
	 * @return a <code>java.net.URL</code> object that represents the
	 *		   JDBC <code>DATALINK</code> value used as the designated
	 *		   parameter
	 * @exception SQLException if a database access error occurs,
	 *			  or if the URL being returned is
	 *			  not a valid URL on the Java platform
	 * @see #setURL
	 * @since 1.4
	 */
	public java.net.URL getURL(int parameterIndex) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given <code>java.net.URL</code> object.
	 * The driver converts this to an SQL <code>DATALINK</code> value when
	 * it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param val the parameter value
	 * @exception SQLException if a database access error occurs,
	 *			  or if a URL is malformed
	 * @see #getURL
	 * @since 1.4
	 */
	public void setURL(String parameterName, java.net.URL val) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to SQL <code>NULL</code>.
	 *
	 * <P><B>Note:</B> You must specify the parameter's SQL type.
	 *
	 * @param parameterName the name of the parameter
	 * @param sqlType the SQL type code defined in <code>java.sql.Types</code>
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public void setNull(String parameterName, int sqlType) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given Java <code>boolean</code> value.
	 * The driver converts this
	 * to an SQL <code>BIT</code> value when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getBoolean
	 * @since 1.4
	 */
	public void setBoolean(String parameterName, boolean x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given Java <code>byte</code> value.
	 * The driver converts this
	 * to an SQL <code>TINYINT</code> value when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getByte
	 * @since 1.4
	 */
	public void setByte(String parameterName, byte x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given Java <code>short</code> value.
	 * The driver converts this
	 * to an SQL <code>SMALLINT</code> value when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getShort
	 * @since 1.4
	 */
	public void setShort(String parameterName, short x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given Java <code>int</code> value.
	 * The driver converts this
	 * to an SQL <code>INTEGER</code> value when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getInt
	 * @since 1.4
	 */
	public void setInt(String parameterName, int x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given Java <code>long</code> value.
	 * The driver converts this
	 * to an SQL <code>BIGINT</code> value when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getLong
	 * @since 1.4
	 */
	public void setLong(String parameterName, long x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given Java <code>float</code> value.
	 * The driver converts this
	 * to an SQL <code>FLOAT</code> value when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getFloat
	 * @since 1.4
	 */
	public void setFloat(String parameterName, float x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given Java <code>double</code> value.
	 * The driver converts this
	 * to an SQL <code>DOUBLE</code> value when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getDouble
	 * @since 1.4
	 */
	public void setDouble(String parameterName, double x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given
	 * <code>java.math.BigDecimal</code> value.
	 * The driver converts this to an SQL <code>NUMERIC</code> value when
	 * it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getBigDecimal
	 * @since 1.4
	 */
	public void setBigDecimal(String parameterName, BigDecimal x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given Java <code>String</code> value.
	 * The driver converts this
	 * to an SQL <code>VARCHAR</code> or <code>LONGVARCHAR</code> value
	 * (depending on the argument's
	 * size relative to the driver's limits on <code>VARCHAR</code> values)
	 * when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getString
	 * @since 1.4
	 */
	public void setString(String parameterName, String x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given Java array of bytes.
	 * The driver converts this to an SQL <code>VARBINARY</code> or
	 * <code>LONGVARBINARY</code> (depending on the argument's size relative 
	 * to the driver's limits on <code>VARBINARY</code> values) when it sends 
	 * it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getBytes
	 * @since 1.4
	 */
	public void setBytes(String parameterName, byte x[]) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given <code>java.sql.Date</code> value.
	 * The driver converts this
	 * to an SQL <code>DATE</code> value when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getDate
	 * @since 1.4
	 */
	public void setDate(String parameterName, java.sql.Date x)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given <code>java.sql.Time</code> value.
	 * The driver converts this
	 * to an SQL <code>TIME</code> value when it sends it to the database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getTime
	 * @since 1.4
	 */
	public void setTime(String parameterName, java.sql.Time x)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given <code>java.sql.Timestamp</code> value.
	 * The driver
	 * converts this to an SQL <code>TIMESTAMP</code> value when it sends it to the
	 * database.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #getTimestamp
	 * @since 1.4
	 */
	public void setTimestamp(String parameterName, java.sql.Timestamp x)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given input stream, which will have
	 * the specified number of bytes.
	 * When a very large ASCII value is input to a <code>LONGVARCHAR</code>
	 * parameter, it may be more practical to send it via a
	 * <code>java.io.InputStream</code>. Data will be read from the stream
	 * as needed until end-of-file is reached.	The JDBC driver will
	 * do any necessary conversion from ASCII to the database char format.
	 *
	 * <P><B>Note:</B> This stream object can either be a standard
	 * Java stream object or your own subclass that implements the
	 * standard interface.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the Java input stream that contains the ASCII parameter value
	 * @param length the number of bytes in the stream
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public void setAsciiStream(String parameterName, java.io.InputStream x, int length)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given input stream, which will have
	 * the specified number of bytes.
	 * When a very large binary value is input to a <code>LONGVARBINARY</code>
	 * parameter, it may be more practical to send it via a
	 * <code>java.io.InputStream</code> object. The data will be read from the stream
	 * as needed until end-of-file is reached.
	 *
	 * <P><B>Note:</B> This stream object can either be a standard
	 * Java stream object or your own subclass that implements the
	 * standard interface.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the java input stream which contains the binary parameter value
	 * @param length the number of bytes in the stream
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public void setBinaryStream(String parameterName, java.io.InputStream x,
								int length) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the value of the designated parameter with the given object. The second
	 * argument must be an object type; for integral values, the
	 * <code>java.lang</code> equivalent objects should be used.
	 *
	 * <p>The given Java object will be converted to the given targetSqlType
	 * before being sent to the database.
	 *
	 * If the object has a custom mapping (is of a class implementing the
	 * interface <code>SQLData</code>),
	 * the JDBC driver should call the method <code>SQLData.writeSQL</code> to write it
	 * to the SQL data stream.
	 * If, on the other hand, the object is of a class implementing
	 * <code>Ref</code>, <code>Blob</code>, <code>Clob</code>, <code>Struct</code>,
	 * or <code>Array</code>, the driver should pass it to the database as a
	 * value of the corresponding SQL type.
	 * <P>
	 * Note that this method may be used to pass datatabase-
	 * specific abstract data types.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the object containing the input parameter value
	 * @param targetSqlType the SQL type (as defined in java.sql.Types) to be
	 * sent to the database. The scale argument may further qualify this type.
	 * @param scale for java.sql.Types.DECIMAL or java.sql.Types.NUMERIC types,
	 *			this is the number of digits after the decimal point.  For all other
	 *			types, this value will be ignored.
	 * @exception SQLException if a database access error occurs
	 * @see Types
	 * @see #getObject
	 * @since 1.4
	 */
	public void setObject(String parameterName, Object x, int targetSqlType, int scale)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the value of the designated parameter with the given object.
	 * This method is like the method <code>setObject</code>
	 * above, except that it assumes a scale of zero.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the object containing the input parameter value
	 * @param targetSqlType the SQL type (as defined in java.sql.Types) to be
	 *						sent to the database
	 * @exception SQLException if a database access error occurs
	 * @see #getObject
	 * @since 1.4
	 */
	public void setObject(String parameterName, Object x, int targetSqlType)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the value of the designated parameter with the given object.
	 * The second parameter must be of type <code>Object</code>; therefore, the
	 * <code>java.lang</code> equivalent objects should be used for built-in types.
	 *
	 * <p>The JDBC specification specifies a standard mapping from
	 * Java <code>Object</code> types to SQL types.  The given argument
	 * will be converted to the corresponding SQL type before being
	 * sent to the database.
	 *
	 * <p>Note that this method may be used to pass datatabase-
	 * specific abstract data types, by using a driver-specific Java
	 * type.
	 *
	 * If the object is of a class implementing the interface <code>SQLData</code>,
	 * the JDBC driver should call the method <code>SQLData.writeSQL</code>
	 * to write it to the SQL data stream.
	 * If, on the other hand, the object is of a class implementing
	 * <code>Ref</code>, <code>Blob</code>, <code>Clob</code>, <code>Struct</code>,
	 * or <code>Array</code>, the driver should pass it to the database as a
	 * value of the corresponding SQL type.
	 * <P>
	 * This method throws an exception if there is an ambiguity, for example, if the
	 * object is of a class implementing more than one of the interfaces named above.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the object containing the input parameter value
	 * @exception SQLException if a database access error occurs or if the given
	 *			  <code>Object</code> parameter is ambiguous
	 * @see #getObject
	 * @since 1.4
	 */
	public void setObject(String parameterName, Object x) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}


	/**
	 * Sets the designated parameter to the given <code>Reader</code>
	 * object, which is the given number of characters long.
	 * When a very large UNICODE value is input to a <code>LONGVARCHAR</code>
	 * parameter, it may be more practical to send it via a
	 * <code>java.io.Reader</code> object. The data will be read from the stream
	 * as needed until end-of-file is reached.	The JDBC driver will
	 * do any necessary conversion from UNICODE to the database char format.
	 *
	 * <P><B>Note:</B> This stream object can either be a standard
	 * Java stream object or your own subclass that implements the
	 * standard interface.
	 *
	 * @param parameterName the name of the parameter
	 * @param reader the <code>java.io.Reader</code> object that
	 *		  contains the UNICODE data used as the designated parameter
	 * @param length the number of characters in the stream
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public void setCharacterStream(String parameterName,
								   java.io.Reader reader,
								   int length) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given <code>java.sql.Date</code> value,
	 * using the given <code>Calendar</code> object.  The driver uses
	 * the <code>Calendar</code> object to construct an SQL <code>DATE</code> value,
	 * which the driver then sends to the database.  With a
	 * a <code>Calendar</code> object, the driver can calculate the date
	 * taking into account a custom timezone.  If no
	 * <code>Calendar</code> object is specified, the driver uses the default
	 * timezone, which is that of the virtual machine running the application.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @param cal the <code>Calendar</code> object the driver will use
	 *			  to construct the date
	 * @exception SQLException if a database access error occurs
	 * @see #getDate
	 * @since 1.4
	 */
	public void setDate(String parameterName, java.sql.Date x, Calendar cal)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given <code>java.sql.Time</code> value,
	 * using the given <code>Calendar</code> object.  The driver uses
	 * the <code>Calendar</code> object to construct an SQL <code>TIME</code> value,
	 * which the driver then sends to the database.  With a
	 * a <code>Calendar</code> object, the driver can calculate the time
	 * taking into account a custom timezone.  If no
	 * <code>Calendar</code> object is specified, the driver uses the default
	 * timezone, which is that of the virtual machine running the application.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @param cal the <code>Calendar</code> object the driver will use
	 *			  to construct the time
	 * @exception SQLException if a database access error occurs
	 * @see #getTime
	 * @since 1.4
	 */
	public void setTime(String parameterName, java.sql.Time x, Calendar cal)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to the given <code>java.sql.Timestamp</code> value,
	 * using the given <code>Calendar</code> object.  The driver uses
	 * the <code>Calendar</code> object to construct an SQL <code>TIMESTAMP</code> value,
	 * which the driver then sends to the database.  With a
	 * a <code>Calendar</code> object, the driver can calculate the timestamp
	 * taking into account a custom timezone.  If no
	 * <code>Calendar</code> object is specified, the driver uses the default
	 * timezone, which is that of the virtual machine running the application.
	 *
	 * @param parameterName the name of the parameter
	 * @param x the parameter value
	 * @param cal the <code>Calendar</code> object the driver will use
	 *			  to construct the timestamp
	 * @exception SQLException if a database access error occurs
	 * @see #getTimestamp
	 * @since 1.4
	 */
	public void setTimestamp(String parameterName, java.sql.Timestamp x, Calendar cal)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Sets the designated parameter to SQL <code>NULL</code>.
	 * This version of the method <code>setNull</code> should
	 * be used for user-defined types and REF type parameters.	Examples
	 * of user-defined types include: STRUCT, DISTINCT, JAVA_OBJECT, and
	 * named array types.
	 *
	 * <P><B>Note:</B> To be portable, applications must give the
	 * SQL type code and the fully-qualified SQL type name when specifying
	 * a NULL user-defined or REF parameter.  In the case of a user-defined type
	 * the name is the type name of the parameter itself.  For a REF
	 * parameter, the name is the type name of the referenced type.  If
	 * a JDBC driver does not need the type code or type name information,
	 * it may ignore it.
	 *
	 * Although it is intended for user-defined and Ref parameters,
	 * this method may be used to set a null parameter of any JDBC type.
	 * If the parameter does not have a user-defined or REF type, the given
	 * typeName is ignored.
	 *
	 *
	 * @param paramName the name of the parameter
	 * @param sqlType a value from <code>java.sql.Types</code>
	 * @param typeName the fully-qualified name of an SQL user-defined type;
	 *		  ignored if the parameter is not a user-defined type or
	 *		  SQL <code>REF</code> value
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public void setNull (String parameterName, int sqlType, String typeName)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>CHAR</code>, <code>VARCHAR</code>,
	 * or <code>LONGVARCHAR</code> parameter as a <code>String</code> in
	 * the Java programming language.
	 * <p>
	 * For the fixed-length type JDBC <code>CHAR</code>,
	 * the <code>String</code> object
	 * returned has exactly the same value the JDBC
	 * <code>CHAR</code> value had in the
	 * database, including any padding added by the database.
	 * @param parameterName the name of the parameter
	 * @return the parameter value. If the value is SQL <code>NULL</code>, the result
	 * is <code>null</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setString
	 * @since 1.4
	 */
	public String getString(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>BIT</code> parameter as a
	 * <code>boolean</code> in the Java programming language.
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>, the result
	 * is <code>false</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setBoolean
	 * @since 1.4
	 */
	public boolean getBoolean(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>TINYINT</code> parameter as a <code>byte</code>
	 * in the Java programming language.
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>, the result
	 * is <code>0</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setByte
	 * @since 1.4
	 */
	public byte getByte(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>SMALLINT</code> parameter as a <code>short</code>
	 * in the Java programming language.
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>, the result
	 * is <code>0</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setShort
	 * @since 1.4
	 */
	public short getShort(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>INTEGER</code> parameter as an <code>int</code>
	 * in the Java programming language.
	 *
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>,
	 *		   the result is <code>0</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setInt
	 * @since 1.4
	 */
	public int getInt(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>BIGINT</code> parameter as a <code>long</code>
	 * in the Java programming language.
	 *
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>,
	 *		   the result is <code>0</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setLong
	 * @since 1.4
	 */
	public long getLong(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>FLOAT</code> parameter as a <code>float</code>
	 * in the Java programming language.
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>,
	 *		   the result is <code>0</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setFloat
	 * @since 1.4
	 */
	public float getFloat(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>DOUBLE</code> parameter as a <code>double</code>
	 * in the Java programming language.
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>,
	 *		   the result is <code>0</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setDouble
	 * @since 1.4
	 */
	public double getDouble(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>BINARY</code> or <code>VARBINARY</code>
	 * parameter as an array of <code>byte</code> values in the Java
	 * programming language.
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>, the result is
	 *	<code>null</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setBytes
	 * @since 1.4
	 */
	public byte[] getBytes(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>DATE</code> parameter as a
	 * <code>java.sql.Date</code> object.
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>, the result
	 * is <code>null</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setDate
	 * @since 1.4
	 */
	public java.sql.Date getDate(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>TIME</code> parameter as a
	 * <code>java.sql.Time</code> object.
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>, the result
	 * is <code>null</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setTime
	 * @since 1.4
	 */
	public java.sql.Time getTime(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>TIMESTAMP</code> parameter as a
	 * <code>java.sql.Timestamp</code> object.
	 * @param parameterName the name of the parameter
	 * @return the parameter value.  If the value is SQL <code>NULL</code>, the result
	 * is <code>null</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setTimestamp
	 * @since 1.4
	 */
	public java.sql.Timestamp getTimestamp(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a parameter as an <code>Object</code> in the Java
	 * programming language. If the value is an SQL <code>NULL</code>, the
	 * driver returns a Java <code>null</code>.
	 * <p>
	 * This method returns a Java object whose type corresponds to the JDBC
	 * type that was registered for this parameter using the method
	 * <code>registerOutParameter</code>.  By registering the target JDBC
	 * type as <code>java.sql.Types.OTHER</code>, this method can be used
	 * to read database-specific abstract data types.
	 * @param parameterName the name of the parameter
	 * @return A <code>java.lang.Object</code> holding the OUT parameter value.
	 * @exception SQLException if a database access error occurs
	 * @see Types
	 * @see #setObject
	 * @since 1.4
	 */
	public Object getObject(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>NUMERIC</code> parameter as a
	 * <code>java.math.BigDecimal</code> object with as many digits to the
	 * right of the decimal point as the value contains.
	 * @param parameterName the name of the parameter
	 * @return the parameter value in full precision.  If the value is
	 * SQL <code>NULL</code>, the result is <code>null</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setBigDecimal
	 * @since 1.4
	 */
	public BigDecimal getBigDecimal(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Returns an object representing the value of OUT parameter
	 * <code>i</code> and uses <code>map</code> for the custom
	 * mapping of the parameter value.
	 * <p>
	 * This method returns a Java object whose type corresponds to the
	 * JDBC type that was registered for this parameter using the method
	 * <code>registerOutParameter</code>.  By registering the target
	 * JDBC type as <code>java.sql.Types.OTHER</code>, this method can
	 * be used to read database-specific abstract data types.
	 * @param parameterName the name of the parameter
	 * @param map the mapping from SQL type names to Java classes
	 * @return a <code>java.lang.Object</code> holding the OUT parameter value
	 * @exception SQLException if a database access error occurs
	 * @see #setObject
	 * @since 1.4
	 */
	public Object getObject (String parameterName, java.util.Map map) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>REF(&lt;structured-type&gt;)</code>
	 * parameter as a {@link Ref} object in the Java programming language.
	 *
	 * @param parameterName the name of the parameter
	 * @return the parameter value as a <code>Ref</code> object in the
	 *		   Java programming language.  If the value was SQL <code>NULL</code>,
	 *		   the value <code>null</code> is returned.
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public Ref getRef (String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>BLOB</code> parameter as a
	 * {@link Blob} object in the Java programming language.
	 *
	 * @param parameterName the name of the parameter
	 * @return the parameter value as a <code>Blob</code> object in the
	 *		   Java programming language.  If the value was SQL <code>NULL</code>,
	 *		   the value <code>null</code> is returned.
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public Blob getBlob (String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>CLOB</code> parameter as a
	 * <code>Clob</code> object in the Java programming language.
	 * @param parameterName the name of the parameter
	 * @return the parameter value as a <code>Clob</code> object in the
	 *		   Java programming language.  If the value was SQL <code>NULL</code>,
	 *		   the value <code>null</code> is returned.
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public Clob getClob (String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>ARRAY</code> parameter as an
	 * {@link Array} object in the Java programming language.
	 *
	 * @param parameterName the name of the parameter
	 * @return the parameter value as an <code>Array</code> object in
	 *		   Java programming language.  If the value was SQL <code>NULL</code>,
	 *		   the value <code>null</code> is returned.
	 * @exception SQLException if a database access error occurs
	 * @since 1.4
	 */
	public Array getArray (String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>DATE</code> parameter as a
	 * <code>java.sql.Date</code> object, using
	 * the given <code>Calendar</code> object
	 * to construct the date.
	 * With a <code>Calendar</code> object, the driver
	 * can calculate the date taking into account a custom timezone and locale.
	 * If no <code>Calendar</code> object is specified, the driver uses the
	 * default timezone and locale.
	 *
	 * @param parameterName the name of the parameter
	 * @param cal the <code>Calendar</code> object the driver will use
	 *			  to construct the date
	 * @return the parameter value.  If the value is SQL <code>NULL</code>,
	 * the result is <code>null</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setDate
	 * @since 1.4
	 */
	public java.sql.Date getDate(String parameterName, Calendar cal)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>TIME</code> parameter as a
	 * <code>java.sql.Time</code> object, using
	 * the given <code>Calendar</code> object
	 * to construct the time.
	 * With a <code>Calendar</code> object, the driver
	 * can calculate the time taking into account a custom timezone and locale.
	 * If no <code>Calendar</code> object is specified, the driver uses the
	 * default timezone and locale.
	 *
	 * @param parameterName the name of the parameter
	 * @param cal the <code>Calendar</code> object the driver will use
	 *			  to construct the time
	 * @return the parameter value; if the value is SQL <code>NULL</code>, the result is
	 * <code>null</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setTime
	 * @since 1.4
	 */
	public java.sql.Time getTime(String parameterName, Calendar cal)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>TIMESTAMP</code> parameter as a
	 * <code>java.sql.Timestamp</code> object, using
	 * the given <code>Calendar</code> object to construct
	 * the <code>Timestamp</code> object.
	 * With a <code>Calendar</code> object, the driver
	 * can calculate the timestamp taking into account a custom timezone and locale.
	 * If no <code>Calendar</code> object is specified, the driver uses the
	 * default timezone and locale.
	 *
	 *
	 * @param parameterName the name of the parameter
	 * @param cal the <code>Calendar</code> object the driver will use
	 *			  to construct the timestamp
	 * @return the parameter value.  If the value is SQL <code>NULL</code>, the result is
	 * <code>null</code>.
	 * @exception SQLException if a database access error occurs
	 * @see #setTimestamp
	 * @since 1.4
	 */
	public java.sql.Timestamp getTimestamp(String parameterName, Calendar cal)
	throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

	/**
	 * Retrieves the value of a JDBC <code>DATALINK</code> parameter as a
	 * <code>java.net.URL</code> object.
	 *
	 * @param parameterName the name of the parameter
	 * @return the parameter value as a <code>java.net.URL</code> object in the
	 * Java programming language.  If the value was SQL <code>NULL</code>, the
	 * value <code>null</code> is returned.
	 * @exception SQLException if a database access error occurs,
	 *			  or if there is a problem with the URL
	 * @see #setURL
	 * @since 1.4
	 */
	public java.net.URL getURL(String parameterName) throws SQLException
	{
		throw org.postgresql.Driver.notImplemented();
	}

}
