The EXTFNAPIV4_DESCRIBE_PARM_DISTINCT_VALUES attribute returns whether or not the parameter is constant. Using this attribute in a describe_parameter_set scenario returns an error.
a_sql_byte
True, if the parameter is a constant for the statement. Valid only for scalar parameters.
This is a read-only property.
This is a read-only property; all attempts to set result in an EXTFNAPIV4_DESCRIBE_INVALID_ATTRIBUTE error.
Not applicable.