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

DEFINE ALIASRestriction: The RELATE and SYMBOLICRELATE parameters are mutuallyexclusive and cannot be specified at the same time. The resolved value forentryname must be a catalog entry that is located in the same catalog thatcontains the value for aliasname.SYMBOLICRELATE(entryname)Allows the specification of the base data set name using system symbols.For more details, see ″Extended Alias Support″ in z/OS DFSMS: ManagingCatalogs.Abbreviation: SYMOptional ParametersCATALOG(catname)Identifies the catalog in which the alias is defined. If the catalog’s volume isphysically mounted, it is dynamically allocated. The volume must be mountedas permanently resident or reserved. See “Catalog Selection Order forDEFINE” on page 11 for the order in which a catalog is selected when thecatalog’s name is not given.catnameNames of catalog. When the alias is for a user catalog connector, catname isthe name of the master catalog.Abbreviation: CATDEFINE ALIAS ExamplesDefine Alias for a non-VSAM non-SMS-Managed Data Set:Example 1This example defines an alias for a non-VSAM data set://DEFALS JOB ...//STEP1 EXEC PGM=IDCAMS//SYSPRINT DD SYSOUT=A//SYSIN DD *DEFINE ALIAS -(NAME(EXAMPLE.NONVSAM1) -RELATE(EXAMPLE.NONVSAM) ) -CATALOG(USERCAT4)/*The DEFINE ALIAS command defines an alias, EXAMPLE.NONVSAM1, for thenon-VSAM data set EXAMPLE.NONVSAM.The parameters are:vvvNAME—the alias (alternate entryname), EXAMPLE.NONVSAM1.RELATE—the entryname, EXAMPLE.NONVSAM, for which the alias is analternate entryname.CATALOG—the name of the user catalog.Define an Alias for a User Catalog: Example 2In this example, an alias is defined for a user catalog. The alias is defined in themaster catalog.124 z/OS V1R6.0 DFSMS Access Method Services for Catalogs