*COMDECK SBDCKYDCL
          ITEM SBDCRCENTRYA U(0,0,18);    # WORD ADDRESS OF THE RECORD #
                                          # ENTRY THAT THIS ENTRY      #
                                          # PERTAINS TO                #
          ITEM SBDCKEYINFO1 U(0,21,39);   # KEY INFO                   #
          ITEM SBDCKEYTYPE U(0,21,2);     # O = SYMBLOLIC KEY          #
                                          # 1 = SIGNED BINARY          #
                                          # 2 = UNSIGNED BINARY        #
          ITEM SBDCKEYGRPSZ U(0,23,16);   # IF KEY IS A GROUP ITEM     #
                                          # THIS FIELD CONTAINS THE    #
                                          # SIZE OF ONE OCCURRENCE OF  #
                                          # THE GROUP                  #
          ITEM SBDCKEYMAXOC U(0,39,21);   # IF KEY IS A GROUP ITEM THIS#
                                          # FIELD CONTAINS THE MAXIMUM #
                                          # NUMBER OF OCCURRENCES      #
          ITEM SBDCKEYINFO2 U(0,0,42);    # KEY INFO                   #
          ITEM SBDCKEYBWP U(0,0,18);      # RELATIVE WORD POISTION OF  #
                                          # THE DATA ITEM IN THE RECORD#
          ITEM SBDCKEYBCP U(0,18,6);      # RELATIVE CHAR POSITION OF  #
                                          # DATA ITEM IN THE RECORD    #
          ITEM SBDCKEYSIZ U(0,24,18);     # SIZE IN CHARACTERS OF THE  #
                                          # DATA ITEM.                 #
          ITEM SBDCKEYNITM U(0,42,9);     # OFFSET POINTER TO THE NEXT #
                                          # KEY ENTRY FOR THE SUBJECT  #
                                          # AREA.                      #
          ITEM SBDCCONCTFG B(0,51,1);     # TRUE - SUBJECT KEY IS A    #
                                          #        CONCATENATED KEY.   #
          ITEM SBDCKEYSORT B(0,52,1);     # TRUE - SUBJECT KEY IS A    #
                                          #        SEQUENTIAL SORT KEY.#
          ITEM SBDCKEYIMBED B(0,53,1);    # TRUE = FORMAT-1 IS SPECIF- #
                                          #        IED                 #
                                          # FALSE = FORMAT-2 IS SPECIF-#
                                          #         IED                #
          ITEM SBDCKEYPRI B(0,54,1);      # TRUE = SUBJECT DATA-NAME IS#
                                          #        A PRIMARY KEY       #
          ITEM SBDCKEYDUPS B(0,55,1);     # TRUE = DUPLICATES ARE SPEC-#
                                          #        IFIED               #
          ITEM SBDCKEYINDEX B(0,56,1);    # TRUE = INDEXED IS SPECIFIED#
          ITEM SBDCKEYFIRST B(0,57,1);    # TRUE = FIRST IS SPECIFIED  #
          ITEM SBDCKEYNOT B(0,58,1);      # TRUE = NOT IS SPECIFIED    #
          ITEM SBDCKEYOMIT B(0,59,1);     # TRUE - KEY ITEM NOT PRESENT#
                                          #        IN SUB-SCHEMA.      #
          ITEM SBDCKEYNXT B(0,0,1);       # TRUE = QUALIFIER ENTRY     #
                                          #        FOLLOWS.            #
          ITEM SBDCKEYDNADR U(0,1,18);    # WORD ADDRESS OF THE SPECIF-#
                                          # IED DATA-NAME.             #
          ITEM SBDCRECORD U(0,19,12);     # ORDINAL NUMBER OF RECORD.  #
          ITEM SBDCKEYDNNXT B(0,0,1);     # TRUE = QUALIFIER ENTRY     #
                                          #        FOLLOWS.            #
          ITEM SBDCKEYDNLEN U(0,15,6);    # LENGTH OF DATA-NAME IN CHAR#
          ITEM SBDCKEYDNPTR U(0,21,9);    # OFFSET POINTER TO THE DATA-#
                                          # NAME.                      #
          ITEM SBDCKEYDNME C(0,0,10);     # DATA-NAME, 1 - 30          #
          ITEM SBDCKEYDNM30 C(0,0,30);    # CHARACTERS,LEFT JUSTIFIED  #
                                          # WITH ZERO FILL             #
          ITEM SBDCCNNBRITM U(0,31,7);    # NUMBER OF DBIS IN THE CONC-#
                                          # ATENATED KEY DEFINITION.   #
          ITEM SBDCCNNMELW U(0,38,2);     # LENGTH IN WORDS OF THE     #
                                          # CONCATENATED KEY NAME.     #
          ITEM SBDCCNNMELC U(0,40,5);     # LENGTH IN CHARACTERS OF THE#
                                          # CONCATENATED KEY NAME.     #
          ITEM SBDCCNKEYORD U(0,45,15);   # SUB-SCHEMA ORDINAL OF KEY  #
                                          # (GROUP) ITEM.              #
          ITEM SBDCCNNME30 C(0,0,30);     # CONCATENATED KEY NAME, LEFT#
                                          # JUSTIFIED WITH ZERO FILL.  #
          ITEM SBDCCNDBIS U(0,0,21);      # SCHEMA WORD ADDRESS OF THE #
                                          # DBIS DEFINED AS CONCAT-    #
                                          # ENATED KEYS.               #
          ITEM SBDCCNDBIORD U(0,42,18);   # SCHEMA ORDINAL OF DBI.     #
