z/OS V1R6.0 DFSMS Access Method Services for Catalogs

DEFINE ALTERNATEINDEXWhen you use an alternate index entry as a model for an alternate index, themodel entry’s data and index components are used as models for theto-be-defined entry’s data and index components, unless another entry isspecified with the MODEL parameter as a subparameter of DATA or INDEX.entrynameNames the entry to be used as a model.catnameNames the model entry’s catalog. You must identify the catalog thatcontains the model entry when:vYou want to assign the catalog’s password instead of the model entry’spassword.v The model entry’s catalog is not identified with a JOBCAT or STEPCATDD statement, and is not the master catalog.If the catalog’s volume is physically mounted, it is dynamically allocated.The volume must be mounted as permanently resident or reserved. See“Catalog Selection Order for DEFINE” on page 11 for information aboutthe order in which a catalog is selected when the catalog’s name is notspecified.Restriction: JOBCAT and STEPCAT DD statements are disabled, bydefault, during installation. If you use JOBCAT or STEPCAT DDstatements, see the information in “JCL JOBCAT and STEPCAT DDStatements” on page 4.ORDERED|UNORDEREDORDERED|UNORDERED is no longer supported; if it is specified, it will beignored and no message will be issued.OWNER(ownerid)Gives the identification of the alternate index’s owner.For TSO/E users, if the OWNER parameter does not identify the owner, theTSO/E user’s userid becomes the ownerid value.RECATALOG|NORECATALOGSpecifies whether the catalog entries for the alternate index components arere-created from information in the VVDS.RECATALOGRecreates the catalog entries if valid VVDS entries are found on theprimary VVDS volume. If not, the command ends.Use of RECATALOG requires that the NAME, RELATE, and VOLUMESparameters be specified as they were when the alternate index wasoriginally defined. If you use RECATALOG, you are not required toinclude CYLINDERS, RECORDS, or TRACKS.If ATTEMPTS, AUTHORIZATION, CATALOG, CODE, FOR, MODEL,NOUPGRADE, OWNER, or TO parameters were used during the originaldefine, they must be entered again with RECATALOG to restore theiroriginal values; otherwise, their default values are used.Abbreviation: RCTLGNORECATALOGSpecifies that the catalog entries are not to be re-created from VVDSentries. Catalog entries are created for the first time.Abbreviation: NRCTLGChapter 13. DEFINE ALTERNATEINDEX 135