Enable SQLDescribeParam Attribute EnableDescribeParam (EDP) Purpose Determines whether SQLDescribeParam returns the Datatype, ParameterSize, DecimalDigits, and Nullable information for parameters in a prepared statement. Valid Values 0 | 1 Behavior If set to 1 (enabled), SQLDescribeParam returns the Datatype, ParameterSize, DecimalDigits, and Nullable information for parameters in a prepared statement. If set to 0 (disabled), the driver does not support SQLDescribeParam and returns the message: Driver does not support this function. Default 1 (Enabled) GUI Tab Advanced tab