Retrieves the value of the designated JDBC ROWID parameter as a java.sql.RowId object.

Parameters:

parameterName

the name of the parameter

Returns:  a RowId object that represents the JDBC ROWID value is used as the designated parameter. If the parameter contains a SQL NULL, then a null value is returned.

Exceptions:

SQLException		if parameterName does not correspond to a named parameter; if a database access error occurs or this method is called on a closed CallableStatement
SQLFeatureNotSupportedException		if the JDBC driver does not support this method

Since:  1.6