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

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NoteBefore using this information and the product it supports, be sure to read the general information under “Notices” on page511.Fourth Edition, September 2004This edition applies to Version 1 Release 6 of z/OS ® (5694-A01), Version 1 Release 6 of z/OS.e (5655-G52), and to allsubsequent releases and modifications until otherwise indicated in new editions.This edition replaces SC26-7394-02.IBM ® welcomes your comments. A form for readers’ comments may be provided at the back of this publication, oryou may address your comments to the following address:v International Business Machines Corporationv Department 55JA, Mail Station P384v 2455 South Roadv Poughkeepsie, NY 12601-5400v United States of Americavv FAX (United States & Canada): 1+845+432-9405v FAX (Other Countries):v Your International Access Code +1+845+432-9405vv IBMLink (United States customers only): IBMUSM10(MHVRCFS)v Internet e-mail: mhvrcfs@us.ibm.comv World Wide Web: http://www.ibm.com/servers/eserver/zseries/zos/webqs.htmlIf you would like a reply, be sure to include your name, address, telephone number, or FAX number.Make sure to include the following in your comment or note:v Title and order number of this documentv Page number or topic related to your commentWhen you send information to IBM, you grant IBM a nonexclusive right to use or distribute the information in anyway it believes appropriate without incurring any obligation to you.© Copyright International Business Machines Corporation 1973, 2004. All rights reserved.US Government Users Restricted Rights – Use, duplication or disclosure restricted by GSA ADP Schedule Contractwith IBM Corp.
ContentsFigures . . . . . . . . . . . . . . . ixTables . . . . . . . . . . . . . . . xiAbout this document . . . . . . . . xiiiRequired product knowledge . . . . . . . . xiiiReferenced documents . . . . . . . . . . xiiiAccessing z/OS DFSMS documents on the Internet xivUsing LookAt to look up message explanations . . xivAccessing z/OS licensed documents on the Internet xivNotational conventions . . . . . . . . . .xvHow to code access method services commands xviCommands . . . . . . . . . . . . . xviPositional and keyword parameters . . . . . xviHow to code subparameters . . . . . . . xviiAlphanumeric, national, and special characters xxHow to continue commands and parameters . .xxThe terminator . . . . . . . . . . . . xxiSummary of changes. . . . . . . . xxiiiSummary of changes for SC26-7394-03 z/OSVersion 1 Release 6 . . . . . . . . . . . xxiiiNew information . . . . . . . . . . . xxiiiChanged information . . . . . . . . . xxiiiLibrary changes for z/OS Version 1 Release 6 xxiiiChapter 1. Using Access MethodServices . . . . . . . . . . . . . . 1Identifying Data Sets and Volumes . . . . . . .1Dynamic Allocation . . . . . . . . . . .2JCL DD Statements . . . . . . . . . . .3Direct Allocation Using JCL . . . . . . . .4Invoking Access Method Services . . . . . . .5Using a Job or Jobstep to invoke Access MethodServices . . . . . . . . . . . . . . .5From a Time Sharing Option Session . . . . .6Access Method Services Tape Library Support . . .7Summary of Tape Library Support . . . . . .7Access Method Services Commands for TapeLibrary Support . . . . . . . . . . . .7Order of Catalog Use . . . . . . . . . . .9Catalog Search Order for ALTER . . . . . .10Catalog Selection Order for BLDINDEX . . . .10Catalog Selection Order for DEFINE . . . . .11Catalog Search Order for DELETE . . . . . .11Catalog Selection Order for EXPORTDISCONNECT . . . . . . . . . . . .12Catalog Search Order for LISTCAT . . . . .12Generic Catalog Selection for DELETE andLISTCAT . . . . . . . . . . . . . .13Specifying Attribute Selection Order . . . . . .14Chapter 2. Modal Commands . . . . . 17IF-THEN-ELSE Command Sequence . . . . . .18Using Nested IF Commands: Example 1 . . . .19Using Nested IF Commands: Example 2 . . . .19Null Command . . . . . . . . . . . . .19DO-END Command Sequence . . . . . . . .20Using the LASTCC Parameter . . . . . . .20SET Command . . . . . . . . . . . . .20Using the SET command and MAXCC Parameter 21CANCEL Command . . . . . . . . . . .21Using the CANCEL Command . . . . . . .21PARM Command . . . . . . . . . . . .21Using the PARM Command: Example 1 . . . .23Using the PARM Command: Example 2 . . . .24Using the PARM Command: Example 3 . . . .24Condition Codes. . . . . . . . . . . . .25Common Continuation Errors in Coding ModalCommands . . . . . . . . . . . . . .26Chapter 3. Functional CommandSyntax . . . . . . . . . . . . . . . 27Functional Command Syntax Summary . . . . .27Chapter 4. ALLOCATE . . . . . . . . 29Restrictions . . . . . . . . . . . . . .30Allocating Storage Management SubsystemManaged Data Sets . . . . . . . . . . . .30Allocating Non-SMS Managed Data Sets. . . . .30Return Codes for the ALLOCATE Command . . .31Syntax for ALLOCATE Parameters . . . . . .31Required Parameters . . . . . . . . . .33Optional Parameters . . . . . . . . . .34ALLOCATE Examples . . . . . . . . . . .48Allocate a Data Set Using SMS ClassSpecifications: Example 1 . . . . . . . . .48Allocate a VSAM Data Set Using SMS ClassSpecifications: Example 2 . . . . . . . . .49Allocate a New Data Set: Example 3 . . . . .50Allocate a non-VSAM Data Set: Example 4 . . .50Allocate a Partitioned Data Set Extended:Example 5 . . . . . . . . . . . . . .51Chapter 5. ALTER . . . . . . . . . . 53Entry Types That Can Be Altered . . . . . . .54ALTER Parameters . . . . . . . . . . . .56Required Parameters . . . . . . . . . .56Optional Parameters . . . . . . . . . .57ALTER Examples . . . . . . . . . . . .73Alter a Cluster’s Attributes Using SMSKeywords: Example 1 . . . . . . . . . .73Roll-In a Generation Data Set: Example 2 . . .73Alter the Entry Names of Generically NamedClusters: Example 3 . . . . . . . . . .74Alter the Attributes of a Generation Data Group:Example 4 . . . . . . . . . . . . . .74Alter a Data Set Expiration Date: Example 6 . .75© Copyright IBM Corp. 1973, 2004 iii
Page 3: z/OSDFSMS Access Method Services fo
Page 8 and 9: Examine Both Components of a Key-Se
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Page 16 and 17: Accessing z/OS DFSMS documents on t
Page 18 and 19: UNDERSCORED UPPERCASE BOLDFACEUnder
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Page 28 and 29: GUARANTEED SPACE=YES in the storage
Page 30 and 31: JCL DD Statement for a Target Data
Page 32 and 33: From a Time Sharing Option SessionY
Page 34 and 35: ALTER LIBRARYENTRYLets you alter al
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Page 38 and 39: If this is a generic delete, the or
Page 40 and 41: The multilevel alias facility and t
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Page 44 and 45: IF-THEN-ELSE Command SequenceThe sy
Page 46 and 47: If you want to indicate a null THEN
Page 48 and 49: PARM[TEST({[TRACE][AREAS(areaid[ ar
Page 50 and 51: SYSIN DD *PARM -TEST -(FULL -(ZZCA
Page 52 and 53: Common Continuation Errors in Codin
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Table 1. Summary of AMS commands (c
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ALLOCATEvvYou can use the LIKE para
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ALLOCATETable 2. Allocate Command P
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ALLOCATEA Automatic record area buf
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ALLOCATE- AVGREC- SPACEv Expiration
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ALLOCATEKEYLEN(bytes)This is the le
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ALLOCATEvvRECFM(F) or RECFM(F B), t
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ALLOCATEIf you do not use VOLUME an
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ALLOCATEYou cannot use the REUSE pa
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ALLOCATE|||||||||||||||||||||||||||
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ALLOCATEvvFREESPACE and SHAREOPTION
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ALLOCATE//ALLOC JOB ...//STEP1 EXEC
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Chapter 5. ALTERThe ALTER command m
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ALTERType of Catalog EntryCCSIDECSH
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ALTER||Identify a generation data s
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ALTERTYPEIMSIf you want to use BWO
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ALTERIf FILE is not specified, an a
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ALTERLOG(ALL). When you specify LOG
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ALTERTable 4. How NEWNAME Resolves
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ALTERLOGSTREAMIDWhen you use this,
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ALTERSMS-managed volumes, and catal
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ALTER||||||||||||||||should manage.
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ALTERALTER ExamplesNOUPGRADESpecifi
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Alter a Data Set Expiration Date: E
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Chapter 6. ALTER LIBRARYENTRYThe AL
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ALTER LIBRARYENTRYnumslotsIs the nu
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ALTER LIBRARYENTRY||vLIBRARYENTRY a
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Chapter 7. ALTER VOLUMEENTRYThe ALT
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ALTER VOLUMEENTRYyou use this param
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ALTER VOLUMEENTRYcontains commas, s
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ALTER VOLUMEENTRYvvvvvVAL0001: Spec
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Chapter 8. BLDINDEXThe BLDINDEX com
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BLDINDEXnames for the work file DD
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BLDINDEXIf the base cluster’s dat
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BLDINDEXAMP='AMORG'Required.BLDINDE
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Chapter 9. CREATE LIBRARYENTRYThe C
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CREATE LIBRARYENTRY||||||||||||a li
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CREATE LIBRARYENTRY|||||/*SCRATCHTH
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Chapter 10. CREATE VOLUMEENTRYThe C
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CREATE VOLUMEENTRYLIBRARYNAME(libna
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CREATE VOLUMEENTRYshelfa 1-to-32 ch
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CREATE VOLUMEENTRY//CREATVOL JOB ..
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Chapter 11. DCOLLECTThe DFSMS Data
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DCOLLECTDCOLLECT ParametersRACF Aut
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DCOLLECTMIGRATEDATArequires collect
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DCOLLECTFor example, you might use
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DCOLLECTvvMIGRATEDATA creates data
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Chapter 12. DEFINE ALIASThe DEFINE
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DEFINE ALIAS//DEFUCALS JOB ...//STE
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Chapter 13. DEFINE ALTERNATEINDEXTh
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DEFINE ALTERNATEINDEXNAME(entryname
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DEFINE ALTERNATEINDEXIf you do not
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DEFINE ALTERNATEINDEXDATACLASS para
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DEFINE ALTERNATEINDEXWhen you use a
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DEFINE ALTERNATEINDEXWhen you use B
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DEFINE ALTERNATEINDEXTo ensure data
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DEFINE ALTERNATEINDEXWhen UPGRADE i
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DEFINE ALTERNATEINDEXv KILOBYTES al
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Chapter 14. DEFINE CLUSTERUsing Acc
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DEFINE CLUSTERTo avoid potential fa
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DEFINE CLUSTERDEFINE RECORDS alloca
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DEFINE CLUSTERvvThe storage group t
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DEFINE CLUSTERThe size of the contr
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DEFINE CLUSTERresident or reserved.
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DEFINE CLUSTERSpace is allocated fo
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DEFINE CLUSTERnames of the manageme
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DEFINE CLUSTERwhere:v MAXLRECL is t
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DEFINE CLUSTERintegrity. VSAM ensur
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DEFINE CLUSTERAbbreviation: NSPNDSP
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Define an SMS-Managed Key-Sequenced
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DEFINE CLUSTERvvvvKEYS shows that t
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DEFINE CLUSTER//SYSIN DD *DEFINE CL
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DEFINE CLUSTERThe first DEFINE CLUS
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Chapter 15. DEFINE GENERATIONDATAGR
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DEFINE GENERATIONDATAGROUP|||||||||
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DEFINE GENERATIONDATAGROUPvvvEMPTY
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Chapter 16. DEFINE NONVSAMUsing Acc
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DEFINE NONVSAMYou can code DEVICETY
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DEFINE NONVSAM||||||||||||||||Catal
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DEFINE NONVSAM/*VOLUMES(VSER02) ) -
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Chapter 17. DEFINE PAGESPACEThe DEF
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Optional ParametersCATALOG(catname)
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DEFINE PAGESPACEThe storage class p
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Define a Page Space in another Cata
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Chapter 18. DEFINE PATHThe DEFINE P
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DEFINE PATH||||||||||||||||TO(date)
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Chapter 19. DEFINE USERCATALOGThe D
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DEFINE USERCATALOGspace. You can sp
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DEFINE USERCATALOGAbbreviation: BFN
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DEFINE USERCATALOGWhen no FREESPACE
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DEFINE USERCATALOGSHAREOPTIONS(cros
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DEFINE USERCATALOGData and Index Co
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DEFINE USERCATALOGvclass named SPEC
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DEFINE USERCATALOGvCATALOG specifie
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Chapter 20. DELETEThe DELETE comman
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DELETECLUSTERspecifies that the obj
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DELETETo delete a user catalog when
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DELETEallocate the entry name. Dyna
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DELETERECOVERY|NORECOVERYspecifies
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DELETEremoved has no data sets in t
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Delete a Non-VSAM Data Set’s Entr
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Delete a User Catalog: Example 8In
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DELETEThe second DELETE command rem
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Delete an OAM Collection Name Catal
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Chapter 21. DIAGNOSEThe DIAGNOSE co
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DIAGNOSECOMPAREDS(dsname [ dsname..
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DIAGNOSEJob control language statem
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DIAGNOSE/*DIAGNOSE -VVDS -INFILE(DI
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Chapter 22. EXAMINEThe EXAMINE comm
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EXAMINE//EXAMEX2 JOB//STEP1 EXEC PG
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Chapter 23. EXPORTThe EXPORT comman
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EXPORTDuring CIMODE processing, dat
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EXPORTEXPORT ExamplesAbbreviation:
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Export an Entry-Sequenced Cluster:
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Chapter 24. EXPORT DISCONNECTThe EX
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Chapter 25. IMPORTThe IMPORT comman
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IMPORTOUTFILE(ddname)specifies the
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IMPORTdata set. If the define of an
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IMPORTvvvIf VOLUMES is specified wi
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Import a Cluster Utilizing SMS Keyw
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IMPORTmethod services then redefine
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IMPORTvCATALOG identifies the catal
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Chapter 26. IMPORT CONNECTThe IMPOR
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IMPORT CONNECTvvCONNECT specifies t
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Chapter 27. LISTCATThe LISTCAT comm
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LISTCATINDEXspecifies that entries
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LISTCATAbbreviation: LVLExamples of
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LISTCATLISTCAT ExamplesAbbreviation
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LISTCATList Catalog Entries: Exampl
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|||||||||||||||||Chapter 28. LISTDA
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LISTDATA|||||||||||||||||||||||||||
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LISTDATA|||||||||||||||||||||||||||
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LISTDATA||||||||||||||||||vFILE, wh
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Chapter 29. PRINTThe PRINT command
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PRINTkeys (that is, a portion of th
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PRINTAbbreviation: NODCKTOKEY(key)|
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PRINTIDCAMS SYSTEM SERVICES TIME: 1
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PRINTvCOUNT specifies that 15 recor
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Chapter 30. REPROThe REPRO command
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REPROdisposition of OLD. You can co
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REPRONone of these parameters can b
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REPROThe merge operation can be res
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REPRONOREUSEspecifies that records
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REPROThis section lists and describ
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REPROthe name the key is known by o
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REPROJob control language statement
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Merge Selected Entries (Split) from
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REPROassumed that the input data se
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REPROvvvvvINFILE points to the CRYP
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|||||||||||||||||||||||||||||||||||
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SETCACHE|||||||||||||||||||||||||||
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SETCACHE|||||||||||||||||||||||||||
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SETCACHE|||||||||||||||||||||||||||
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SETCACHE||||vafter SETCACHE SUBSYST
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SETCACHE|||||||||||||||||||||||||||
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Chapter 32. SHCDSUse the SHCDS comm
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SHCDS|vvvRemoving the SMSVSAM serve
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SHCDSLISTRECOVERY(base-cluster)list
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SHCDS||||||||||||||||||||||||||||||
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SHCDSSCHDS Examplespossible for dat
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Chapter 33. VERIFYThe VERIFY comman
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Appendix A. Security Authorization
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Security AuthorizationsTable 6. Req
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Security AuthorizationsTable 10. Re
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Appendix B. Interpreting LISTCAT Ou
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LISTCAT OutputRLS IN USEVSAM QUIESC
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LISTCAT OutputSPLITS-CI (STA)SPANNE
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LISTCAT OutputVOLSER (VLS)VOLUME (V
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LISTCAT OutputHISTORY (HIS)RELEASE
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LISTCAT OutputEntries are identifie
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LISTCAT OutputNOTRKOVFL—The physi
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LISTCAT Outputentryname—The name
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LISTCAT Output||set. When using com
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LISTCAT OutputEXTENT-NUMBER—The n
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LISTCAT Output// VOL=SER=TAPE10,LAB
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LISTCAT OutputLISTCAT Output Listin
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LISTCAT OutputLISTCAT -LEVEL(USER)
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LISTCAT OutputDATA ---------- USER.
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LISTCAT OutputALLOCATIONSPACE-TYPE-
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LISTCAT OutputAIX ----------- USER.
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LISTCAT OutputSTATISTICSREC-TOTAL--
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LISTCAT OutputCLUSTER ------- USER.
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LISTCAT OutputALLOCATIONSPACE-TYPE-
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LISTCAT OutputLISTCAT LEVEL(ZTAMS00
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LISTCAT OutputPATH ---------- USER.
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LISTCAT OutputLISTCAT HISTORY Outpu
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LISTCAT OutputNONVSAM ------- USER.
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LISTCAT OutputWhen the LISTCAT EXPI
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LISTCAT OutputFor LISTCAT VOLUME, a
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Appendix C. Interpreting SHCDS Outp
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SHCDS OutputvvIs not in NON-RLS UPD
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SHCDS OutputSHCDS LISTDS(SYSPLEX.KS
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SHCDS OutputLISTSUBSYSDSThe followi
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SHCDS OutputSHCDS LISTSUBSYSDS(ALL)
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Appendix D. Invoking Access Method
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Invoking from ProgramLOAD and CALL
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Invoking from ProgramARGUMENT LISTO
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Invoking from ProgramEntry and exit
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Invoking from ProgramFigure 32. Arg
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Appendix E. DCOLLECT User ExitUser
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DCOLLECT User ExitIDCDCX1 TITLE ’
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***********************************
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Appendix F. Interpreting DCOLLECT O
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DCOLLECT OutputTable 14. DCOLLECT O
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DCOLLECT OutputTable 15. DCOLLECT D
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DCOLLECT OutputTable 15. DCOLLECT D
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DCOLLECT OutputTable 16. DCOLLECT S
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DCOLLECT OutputTable 17. DCOLLECT M
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DCOLLECT OutputTable 17. DCOLLECT M
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DCOLLECT OutputTable 19. DCOLLECT S
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DCOLLECT OutputTable 20. DCOLLECT B
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DCOLLECT OutputTable 25. DCOLLECT A
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DCOLLECT OutputDCDFLAG2DCDFLAG3DCDD
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DCOLLECT OutputDCDLBKDT The system
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DCOLLECT OutputDCAHURBADCAHARBAThe
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DCOLLECT OutputDCVFRAGIDCVLGEXTDCVF
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DCOLLECT OutputDDCCNTLDDCRETPDDDCVO
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DCOLLECT OutputDDCKOFFDDCCOMPDDCMED
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DCOLLECT Outputmajority of I/O sche
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DCOLLECT OutputDMCRLFDMCGDGFLDMCPEL
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DCOLLECT OutputDMCBKFLGDMCBKFQDMCBK
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DCOLLECT OutputDMCTSLUDMCPERDDMCVSC
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DCOLLECT OutputDBCDUNITDBCSRSTDBCST
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DCOLLECT OutputDSGNMFLDDSGUSERDSGDA
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DCOLLECT OutputDSGABSYSDSGADSYSDSGA
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DCOLLECT OutputDSGOLIBSDSGSSTATThes
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DCOLLECT OutputDDRNSTAT (8)This fie
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DCOLLECT OutputDLBDCLENDLBDCLNMDLBD
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DCOLLECT OutputUBDSNAMUBINCATUBNOEN
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DCOLLECT OutputUCLEVEL Identifies t
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DCOLLECT OutputUTPARTUTEMPTYContain
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Appendix G. AccessibilityUsing assi
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NoticesThis information was develop
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GlossaryThis glossary defines techn
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uffer. A routine or storage used to
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DFSMS environment. An environment t
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programs, it provides a means of ge
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PDSE.See partitioned data set exten
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cache), primary storage (DASD conta
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VVCR.VVDS.See VSAM volume control r
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IndexAaccess method services 83attr
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COMPACTION parameterALTER VOLUMEENT
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entryname subparameter (continued)V
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LIBDEVTYPE parameter (continued)CRE
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NUMBERED parameterDEFINE commandCLU
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security authorization (continued)l
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WRITECHECK parameter (continued)DEF
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Readers’ Comments — We’d Like
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Program Number: 5694-A01Printed in
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