Retrieves the value of the designated JDBC DATALINK parameter as a java.net.URL object.

Parameters:

parameterIndex the first parameter is 1, the second is 2,...

Returns: a java.net.URL object that represents the JDBC DATALINK value used as the designated parameter

Exceptions:

SQLException if the parameterIndex is not valid; if a database access error occurs, this method is called on a closed CallableStatement, or if the URL being returned is not a valid URL on the Java platform

SQLFeatureNotSupportedException if the JDBC driver does not support this method

`SQLException`		if the parameterIndex is not valid; if a database access error occurs, this method is called on a closed `CallableStatement`, or if the URL being returned is not a valid URL on the Java platform
`SQLFeatureNotSupportedException`		if the JDBC driver does not support this method