modification with blocking factor of 10000 nodes
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george
parent
4a9940ef7e
commit
c45d8b4f7d
142
p/C0XMAIN.m
142
p/C0XMAIN.m
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@ -76,6 +76,7 @@ WGET(ZURL,FARY) ; GET FROM THE INTERNET AN RDF FILE AND INSERT IT
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;N ZLOC,ZTMP
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K ZTMP
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S ZLOC=$NA(^TMP("C0X","WGET",$J))
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K @ZLOC
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S C0XSTART=$$NOW^XLFDT
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W !,"STARTED: ",C0XSTART
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W !,"DOWNLOADING: ",ZURL
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@ -102,7 +103,7 @@ INSRDF(ZRDF,ZNAME,FARY) ; INSERT AN RDF FILE INTO THE STORE AND PROCESS
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K C0XCNT ;RESET FOR NEXT TIME
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D STORETXT(ZRDF,ZTXTNM,FARY)
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W !,"ADDED: ",ZGRAPH," ",ZSUBJECT," fmts:rdfSource ",ZTXTNM
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D PROCESS(.G,ZRDF,ZNAME,ZGRAPH,FARY) ; PARSE AND INSERT THE RDF
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D PROCESS2(.G,ZRDF,ZNAME,ZGRAPH,FARY) ; PARSE AND INSERT THE RDF
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Q
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;
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STORETXT(ZTXT,ZNAME,FARY) ; STORE TEXT IN THE TRIPLESTORE AT ZNAME
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@ -257,6 +258,111 @@ PROCESS(ZRTN,ZRDF,ZGRF,ZMETA,FARY) ; PROCESS AN INCOMING RDF FILE
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W !," APPROXIMATELY ",$P(C0XCNT/C0XDIFF,".")," TRIPLES PER SECOND"
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Q
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;
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PROCESS2(ZRTN,ZRDF,ZGRF,ZMETA,FARY) ; PROCESS AN INCOMING RDF FILE
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; ZRTN IS PASS BY REFERENCE AND RETURNS MESSAGES ABOUT THE PROCESSING
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; ZRDF IS PASSED BY NAME AND IS THE GLOBAL CONTAINING THE RDF FILE
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; ZGRF IS THE NAME OF THE GRAPH TO USE IN THE TRIPLE STORE FOR RESULTS
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; ZMETA IS OPTIONAL AND IS THE NAME OF THE GRAPH TO STORE METADATA
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;
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I '$D(FARY) D ;
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. D INITFARY("C0XFARY")
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. S FARY="C0XFARY"
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D USEFARY(FARY)
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;N BATCNT
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;N BATMAX
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S BATCNT=0 ; BATCH COUNTER
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S BATMAX=10000 ; TRY BATCHES OF THIS SIZE
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; -- first parse the rdf file with the MXML parser
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;S C0XDOCID=$$PARSE^C0CNHIN(ZRDF,"C0XARRAY") ; PARSE WITH MXML
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S C0XDOCID=$$EN^MXMLDOM(ZRDF,"W")
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; -- assign the MXLM dom global name to ZDOM
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S ZDOM=$NA(^TMP("MXMLDOM",$J,C0XDOCID))
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W !,$O(@ZDOM@(""),-1)," XML NODES PARSED"
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; -- populate the metagraph to point to the graph with status unfinished
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S METAS=$$ANONS ; GET AN ANONOMOUS RANDOM SUBJECT
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I '$D(ZMETA) S ZMETA="_:G"_$$LKY9 ; RANDOM GRAPH NAME FOR METAGRAPH
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D ADD(ZMETA,METAS,"fmts:about",ZGRF,FARY) ; POINT THE META TO THE GRAPH
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D ADD(ZMETA,METAS,"fmts:status","unfinished",FARY) ; mark as unfinished
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;S C0XDATE=$$FMDTOUTC^C0CUTIL($$NOW^XLFDT,"DT")
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S C0XDATE=$$NOW^XLFDT
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D ADD(ZMETA,METAS,"fmts:dateTime",C0XDATE,FARY)
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D UPDIE(.C0XFDA) ; commit the metagraph changes to the triple store
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; --
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; -- pull out the vocabularies in the RDF statement. marked with xmlns:
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; -- put them in a local variable for quick reference
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; -- TODO: create a graph for vocabularies and validate incoming against it
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;
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S C0XVOC=""
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N ZI,ZJ,ZK S ZI=""
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F S ZI=$O(@ZDOM@(1,"A",ZI)) Q:ZI="" D ; FOR EACH xmlns
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. S ZVOC=$P(ZI,"xmlns:",2)
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. I ZVOC'="" S C0XVOC(ZVOC)=$G(@ZDOM@(1,"A",ZI))
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;W !,"VOCABS:" ZWR C0XVOC
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;
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; -- look for children called rdf:Description. quit if none. not an rdf file
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;
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S ZI=$O(@ZDOM@(1,"C",""))
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I $G(@ZDOM@(1,"C",ZI))'="rdf:Description" D Q ; not an rdf file
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. W !,"Error. Not an RDF file. Cannot process."
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;
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; -- now process the rdf description children
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;
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S ZI=""
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S (C0XSUB,C0XPRE,C0XOBJ)="" ; INITIALIZE subject, object and predicate
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F S ZI=$O(@ZDOM@(1,"C",ZI)) Q:ZI="" D ;
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. ; -- we are skipping any child that is not rdf:Description
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. ; -- TODO: check to see if this is right in general
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. ;
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. IF $G(@ZDOM@(1,"C",ZI))'="rdf:Description" D Q ;
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. . W !,"SKIPPING NODE: ",ZI
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. ; -- now looking for the subject for the triples
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. S ZX=$G(@ZDOM@(ZI,"A","rdf:about"))
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. I ZX'="" D ; we have the subject
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. . ;W " about: ",ZX
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. . S C0XSUB=ZX
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. E D ;
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. . S ZX=$G(@ZDOM@(ZI,"A","rdf:nodeID")) ; node id is another style of subject
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. . I ZX'="" D ;
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. . . S C0XSUB=ZX
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. I C0XSUB="" S C0XSUB=$$ANONS ; DEFAULT TO BLANK SUBJECT
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. ;
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. ; -- we now have the subject. the children of this node have the rest
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. ;
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. S ZJ="" ; for the children of the rdf:Description nodes
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. F S ZJ=$O(@ZDOM@(ZI,"C",ZJ)) Q:ZJ="" D ; for each child
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. . S C0XPRE=@ZDOM@(ZJ) ; the predicate without a prefix
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. . S ZX=$G(@ZDOM@(ZJ,"A","xmlns")) ; name space
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. . I ZX'="" S C0XPRE=ZX_C0XPRE ; add the namespace prefix
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. . I C0XPRE[":" D ; expand using vocabulary
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. . . N ZB,ZA
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. . . S ZB=$P(C0XPRE,":",1)
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. . . S ZA=$P(C0XPRE,":",2)
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. . . I $G(C0XVOC(ZB))'="" D ;
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. . . . S C0XPRE=C0XVOC(ZB)_ZA ; expanded
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. . S ZY=$G(@ZDOM@(ZJ,"A","rdf:resource")) ; potential object
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. . I ZY'="" D Q ;
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. . . S C0XOBJ=ZY ; object
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. . . D ADD2(ZGRF,C0XSUB,C0XPRE,C0XOBJ) ; finally. our first real triple
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. . ; -- this is an else because of the quit above
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. . S ZX=$G(@ZDOM@(ZJ,"A","rdf:nodeID")) ; fishing for nodeId object
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. . I ZX'="" D Q ; got one
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. . . S C0XOBJ=ZX ; we are using the incoming nodeIDs as object/subject
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. . . ; without change... this could be foolish .. look at it again later
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. . . D ADD2(ZGRF,C0XSUB,C0XPRE,C0XOBJ) ; go for it and add a node
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. . S C0XOBJ=$G(@ZDOM@(ZJ,"T",1)) ; hopefully an object is here
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. . I C0XOBJ="" D Q ; not a happy situation
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. . . W !,"ERROR, NO OBJECT FOUND FOR NODE: ",ZJ
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. . D ADD2(ZGRF,C0XSUB,C0XPRE,C0XOBJ) ; go for it and add a node
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W !,"INSERTING ",C0XCNT," TRIPLES"
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I $D(C0XFDA) D UPDIE(.C0XFDA) ; commit the updates to the file
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; next, mark the graph as finished
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S C0XEND=$$NOW^XLFDT
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W !," ENDED AT: ",C0XEND
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S C0XDIFF=$$FMDIFF^XLFDT(C0XEND,C0XSTART,2)
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W !," ELAPSED TIME: ",C0XDIFF," SECONDS"
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W !," APPROXIMATELY ",$P(C0XCNT/C0XDIFF,".")," TRIPLES PER SECOND"
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Q
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;
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SHOW(ZN) ;
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ZWR ^TMP("MXMLDOM",$J,1,ZN,*)
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Q
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@ -300,6 +406,40 @@ ADD(ZG,ZS,ZP,ZO,FARY) ; ADD A TRIPLE TO THE TRIPLESTORE. ALL VALUES ARE TEXT
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; REMEMBER TO CALL UPDIE WHEN YOU'RE DONE
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Q
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;
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ADD2(ZG,ZS,ZP,ZO,FARY) ; ADD A TRIPLE TO THE TRIPLESTORE. ALL VALUES ARE TEXT
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; THE FDA IS SET UP BUT THE FILES ARE NOT UPDATED. CALL UPDIE TO COMPLETE
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I '$D(FARY) D ;
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. D INITFARY("C0XFARY")
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. S FARY="C0XFARY"
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D USEFARY(FARY)
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I '$D(C0XCNT) S C0XCNT=0
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N ZNODE
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S ZNODE="N"_$$LKY17
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N ZNARY ; GET READY TO CALL IENOFA
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S ZNARY("ZG",ZG)=""
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S ZNARY("ZS",ZS)=""
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S ZNARY("ZP",ZP)=""
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S ZNARY("ZO",ZO)=""
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D IENOFA(.ZIENS,.ZNARY,FARY) ; RESOLVE/ADD STRINGS
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;S ZGIEN=$$IENOF(ZG) ; LAYGO TO GET IEN
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;S ZSIEN=$$IENOF(ZS)
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;S ZPIEN=$$IENOF(ZP)
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;S ZOIEN=$$IENOF(ZO)
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;I $D(C0XFDA) D UPDIE ; ADD THE STRINGS IF NEEDED
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S C0XCNT=C0XCNT+1
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S C0XFDA(C0XTFN,"?+"_C0XCNT_",",.01)=ZNODE
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S C0XFDA(C0XTFN,"?+"_C0XCNT_",",.02)=$O(ZIENS("IEN","ZG",""))
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S C0XFDA(C0XTFN,"?+"_C0XCNT_",",.03)=$O(ZIENS("IEN","ZS",""))
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S C0XFDA(C0XTFN,"?+"_C0XCNT_",",.04)=$O(ZIENS("IEN","ZP",""))
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S C0XFDA(C0XTFN,"?+"_C0XCNT_",",.05)=$O(ZIENS("IEN","ZO",""))
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S BATCNT=BATCNT+1
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I BATCNT=BATMAX D ; BATCH IS DONE
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. D UPDIE(.C0XFDA)
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. K C0XFDA
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. S BATCNT=0 ; RESET COUNTER
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; REMEMBER TO CALL UPDIE WHEN YOU'RE DONE
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Q
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;
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LKY9() ;EXTRINIC THAT RETURNS A RANDOM 9 DIGIT NUMBER. USED FOR GENERATING
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; UNIQUE NODE AND GRAPH NAMES
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N ZN,ZI
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