For information about non temporal period columns that are derived from the physical DateTime columns that store the beginning and ending bound values of the derived periods, see Teradata Vantage™ ANSI Temporal Table Support , B035-1186 .
START_COLUMN_NAME
The START_COLUMN_NAME column is the name of the column that stores the start column name of the valid-time derived period column, system-time derived period column, or nontemporal derived period column.
END_COLUMN_NAME
The END_COLUMN_NAME is the name of the column that stores the end column name of the valid-time derived period column, system-time derived period column, or nontemporal derived period column.