Code showing the attributes for describe_parameter_get.
typedef enum a_v4_extfn_describe_parm_type {
EXTFNAPIV4_DESCRIBE_PARM_NAME,
EXTFNAPIV4_DESCRIBE_PARM_TYPE,
EXTFNAPIV4_DESCRIBE_PARM_WIDTH,
EXTFNAPIV4_DESCRIBE_PARM_SCALE,
EXTFNAPIV4_DESCRIBE_PARM_CAN_BE_NULL,
EXTFNAPIV4_DESCRIBE_PARM_DISTINCT_VALUES,
EXTFNAPIV4_DESCRIBE_PARM_IS_CONSTANT,
EXTFNAPIV4_DESCRIBE_PARM_CONSTANT_VALUE,
EXTFNAPIV4_DESCRIBE_PARM_TABLE_NUM_COLUMNS,
EXTFNAPIV4_DESCRIBE_PARM_TABLE_NUM_ROWS,
EXTFNAPIV4_DESCRIBE_PARM_TABLE_ORDERBY,
EXTFNAPIV4_DESCRIBE_PARM_TABLE_PARTITIONBY,
EXTFNAPIV4_DESCRIBE_PARM_TABLE_REQUEST_REWIND,
EXTFNAPIV4_DESCRIBE_PARM_TABLE_HAS_REWIND,
EXTFNAPIV4_DESCRIBE_PARM_TABLE_UNUSED_COLUMNS,
} a_v4_extfn_describe_parm_type;