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VSAM record delete using insync from REXX

 
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deepa12
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PostPosted: Wed Sep 05, 2018 12:37 am    Post subject: VSAM record delete using insync from REXX Reply with quote

i tried to delete a record using INSYNC and invoking the same from a REXX program I am getting an error as below.

Clause too long
49 : "CALL 'OEML.INSYNC.V6800C.SMINLOAD(INSYNC)' 'MVS REGION=0M'"

I have also allocated OEML.INSYNC.V6800C.SMINLOAD in my 1st time clist to ISPLLIB

I have provided the REXX code for the same
Pls help me rectify the problem

Code:

/**REXX**/
DSN1 = USERID() || ".PARMIN"
SIGNAL ON ERROR
SIGNAL ON SYNTAX
SIGNAL ON FAILURE
/* tsoe msg tracking*/
msgval=msg(on)
trapit = OUTTRAP('line.')
trapmsg_stat = TRAPMSG('ON')

ADDRESS TSO
"ALLOC  DA('"DSN1"') UNIT(TEMP) SPACE(4 4) CY  FI(#PARM)   NEW REU"
ADDRESS

PRM.0 =7
PRM.1='FUNCTION=DELETE'
PRM.2='RDW=OFF'
PRM.3='LANGUAGE=COB'
PRM.4='LINESPERPAGE=00065'
PRM.5='FORMATDSN=(ZX.PROD.COPY)'
PRM.6='FORMATMBR=(PZRECORD)'
PRM.7="SEARCHDATA=(PRODUCT-ID-PZ,EQ,Z'0001824')"
"EXECIO * DISKW #PARM (FINIS STEM PRM."
ADDRESS TSO
"FREE DD(#PARM)"
ADDRESS

X = OUTTRAP("CMD.");
ADDRESS TSO
X=OUTTRAP("OFF")
"ALLOC DA('OEML.INSYNC.V6800C.SMINLOAD') DD(#LLIBDD) SHR REU"
"ALLOC DA('OEML.INSYNC.V6800C.SMINEXEC') DD(#ELIBDD) SHR REU"
"ALLOC  UNIT(TEMP) SPACE(4 4) CY         DD(#LOG)   NEW REU"
"ALLOC  UNIT(TEMP) SPACE(4 4) CY        DD(#PRINT)    NEW REU"
"ALLOC  UNIT(TEMP) SPACE(4 4) CY        DD(#STATS)    NEW REU"
"ALLOC DA('XE57.PZFILE') DD(INDD) SHR REU"
"ALLOC DA('CICST.X7.PZFILE.BKUP') DD(OUTDD) SHR REU"
"ALLOC  DA('"DSN1"')  DD(#PARM)   SHR REU"
SAY RC

PARM1=MVS
  ADDRESS TSO
  "CALL 'OEML.INSYNC.V6800C.SMINLOAD(INSYNC)' 'MVS REGION=0M'"

DO I = 1 to cmd.0
   say cmd.i
end
DO I = 1 to line.0
   say line.i
end
ADDRESS
SIGNAL OFF
trapit =OUTTRAP('OFF')
trapmsg_stat = TRAPMSG('OFF')
ADDRESS TSO
"FREE DD(#LLIBDD)"
"FREE DD(#ELIBDD)"
"FREE DD(#LOG)"
"FREE DD(#PRINT)"
"FREE DD(#STATS)"
"FREE DD(INDD)"
"FREE DD(OUTDD)"
"FREE DD(#PARM)"
ADDRESS
ERROR:
SAY ERROR
if rc > 0 then
SAY ERRORTEXT(RC)
if sigl > 0 then
say sigl ":" SOURCELINE(sigl)
DO I = 1 to cmd.0
   say cmd.i
end
DO I = 1 to line.0
   say line.i
end
EXIT
SYNTAX:
SAY SYNTAX
if rc > 0 then
do
SAY ERRORTEXT(RC)
end
if sigl > 0 then
say SOURCELINE(sigl)
DO I = 1 to cmd.0
   say cmd.i
end
DO I = 1 to line.0
   say line.i
end
EXIT
FAILURE:
SAY FAILURE
if rc  > 0 then
SAY ERRORTEXT(RC)
if sigl > 0 then
say SOURCELINE(sigl)
DO I = 1 to cmd.0
   say cmd.i
end
DO I = 1 to line.0
   say line.i
end
EXIT

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PostPosted: Wed Sep 05, 2018 11:48 am    Post subject: Reply with quote

deepa12,

How many times are we going to have this discussion about your topic titles? bonk You will loose your privileges to post on this board if you continue with the same weird/chat language titles. Remember that this is the last time I am going to warn you about this. Here is a snap shot of this discussion before



As for debugging you could use TRACE I command to debug your rexx.

Unless Insync is reading the REGION=0M as a parm you are incorrectly passing the parameter. The call statement should be

Code:

"CALL 'OEML.INSYNC.V6800C.SMINLOAD(INSYNC)' 'MVS'" 

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PostPosted: Thu Sep 06, 2018 1:51 am    Post subject: Reply with quote

Sorry and will be careful.
I have tried this But for this also it gives me the same error
Please suggest
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PostPosted: Thu Sep 06, 2018 2:47 am    Post subject: Reply with quote

show the trace.
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PostPosted: Thu Sep 06, 2018 3:56 am    Post subject: Reply with quote

The following is the trace dump for trace I

Code:

      3 *-* DSN1 = USERID() || ".PARMIN"
         >F>   "XE57"                     
        >L>   ".PARMIN"                 
        >O>   "XE57.PARMIN"             
 ***                                     
      4 *-* SIGNAL ON ERROR                                                     
      5 *-* SIGNAL ON SYNTAX                                                   
      6 *-* SIGNAL ON FAILURE                                                   
      7 *-* /* tsoe msg tracking*/                                             
      8 *-* msgval=msg(on)                                                     
        >L>   "ON"                                                             
        >F>   "ON"                                                             
      9 *-* trapit = OUTTRAP('line.')                                           
        >L>   "line."                                                           
        >F>   "LINE."                                                           
     10 *-* trapmsg_stat = TRAPMSG('ON')                                       
        >L>   "ON"                                                             
        >F>   "OFF"                                                             
     12 *-* X = OUTTRAP("CMD.")                                                 
        >L>   "CMD."                                                           
        >F>   "CMD."                                                           
     13 *-* ADDRESS TSO                                                         
     14 *-* X=OUTTRAP("OFF")                                                   
        >L>   "OFF"                                                             
        >F>   "OFF"                                                             
     15 *-* "ALLOC DA('OEML.INSYNC.LOADLIB') DD(#LLIBDD) SHR REU"               
        >L>   "ALLOC DA('OEML.INSYNC.LOADLIB') DD(#LLIBDD) SHR REU"             
     16 *-* "ALLOC DA('OEML.INSYNC.ELIB') DD(#ELIBDD) SHR REU"                 
 ***                                                                           
        >L>   "ALLOC DA('OEML.INSYNC.ELIB') DD(#ELIBDD) SHR REU"               
     17 *-* "ALLOC  UNIT(TEMP) SPACE(4 4) CY         DD(#LOG)   NEW REU"       
        >L>   "ALLOC  UNIT(TEMP) SPACE(4 4) CY         DD(#LOG)   NEW REU"     
     18 *-* "ALLOC  UNIT(TEMP) SPACE(4 4) CY        DD(#PRINT)    NEW REU"     
        >L>   "ALLOC  UNIT(TEMP) SPACE(4 4) CY        DD(#PRINT)    NEW REU"   
     19 *-* "ALLOC  UNIT(TEMP) SPACE(4 4) CY        DD(#STATS)    NEW REU"     
        >L>   "ALLOC  UNIT(TEMP) SPACE(4 4) CY        DD(#STATS)    NEW REU"   
     20 *-* "ALLOC DA('XE57.PZFILE') DD(INDD) SHR REU"                         
        >L>   "ALLOC DA('XE57.PZFILE') DD(INDD) SHR REU"                       
     21 *-* "ALLOC DA('CICST.X7.PZFILE.BKUP') DD(OUTDD) SHR REU"               
        >L>   "ALLOC DA('CICST.X7.PZFILE.BKUP') DD(OUTDD) SHR REU"             
     22 *-* "ALLOC  DA('"DSN1"')  DD(#PARM)   SHR REU"                         
        >L>   "ALLOC  DA('"                                                     
        >V>   "XE57.PARMIN"                                                     
        >O>   "ALLOC  DA('XE57.PARMIN"                                         
        >L>   "')  DD(#PARM)   SHR REU"                                         
        >O>   "ALLOC  DA('XE57.PARMIN')  DD(#PARM)   SHR REU"                   
     23 *-* SAY RC                                                             
        >V>   "0"                                                               
 0                                                                             
     25 *-* PARM1=MVS                                                           
        >L>   "MVS"                                                             
     26 *-* ADDRESS TSO                                                         
 ***                                                                           
     27 *-* "CALL 'OEML.INSYNC.LOADLIB(INSYNC)' 'MVS'"                         
        >L>   "CALL 'OEML.INSYNC.LOADLIB(INSYNC)' 'MVS'"                       
        +++ RC(12) +++                                                         
     50 *-* ERROR:                                                             
     51 *-* SAY ERROR                                                           
        >L>   "ERROR"                                                           
 ERROR                                                                         
     52 *-* if rc > 0                                                           
        >V>   "12"                                                             
        >L>   "0"                                                               
        >O>   "1"                                                               
        *-*  then                                                               
     53 *-*  SAY ERRORTEXT(RC)                                                 
        >V>    "12"                                                             
        >F>    "Clause too long"                                               
 Clause too long                                                               
     54 *-* if sigl > 0                                                         
        >V>   "27"                                                             
        >L>   "0"                                                               
        >O>   "1"                                                               
        *-*  then                                                               
     55 *-*  say sigl ":" SOURCELINE(sigl)                                     
        >V>    "27"                                                             
 ***                                                                           
        >L>    ":"                                                             
        >O>    "27 :"                                                           
        >V>    "27"                                                             
        >F>    " "CALL 'OEML.INSYNC.LOADLIB(INSYNC)' 'MVS'"                     
                 "                                                             
        >O>    "27 :  "CALL 'OEML.INSYNC.LOADLIB(INSYNC)' 'MVS'"               
                      "                                                         
 27 :  "CALL 'OEML.INSYNC.LOADLIB(INSYNC)' 'MVS'"                               
                                                                               
     56 *-* DO I = 1 to cmd.0                                                   
        >L>   "1"                                                               
        >V>   "0"                                                               
     59 *-* DO I = 1 to line.0                                                 
        >L>   "1"                                                               
        >V>   "0"                                                               
     62 *-* EXIT                                                               
 ***                                                                           


Without trace it shows

Clause too long
27 : "CALL 'OEML.INSYNC.LOADLIB(INSYNC)' 'MVS'"
***
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PostPosted: Thu Sep 06, 2018 3:38 pm    Post subject: Reply with quote

deepa12,

Couple of issues.

1. I think INSYNC needs SYSTSPRT dd which you haven't allocated. This actually will show you more information messages about what went wrong with your call.

2. I would just try with simple exec to see if I can even invoke the program INSYNC

so try this
Code:

/*   REXX EXEC TO INVOKE INSYNC  */ 
TRACE I 
"ALLOC F(#ELIBDD) DA('OEML.INSYNC.V6800C.SMINEXEC') SHR REUSE"
"ALLOC F(SYSTSPRT) DA(*)" 
"ALLOC F(#LOG) DA(*)" 
"ALLOC F(#PRINT) DA(*)" 
"ALLOC F(#INDD) DA('XE57.PZFILE') SHR REUSE"
"ALLOC F(#OUTDD) DA('XE57.PZFILE.BKUP') SHR REUSE"

DSN1 = USERID() || ".PARMIN"                                     
"ALLOC FILE(#PARM) DA('"DSN1"') SPACE(1 1) CY",                   
  "NEW CATALOG RELEASE RECFM(F B) LRECL(80) BLK(27920) DSORG(PS)",
  "UNIT(TEMP) REUS"                                           

PRM.1='FUNCTION=DELETE'                                           
PRM.2='RDW=OFF'                                                   
PRM.3='INDD=#INDD'                                                 
PRM.4='OUTDD=#OUTDD'                                               
PRM.5='LANGUAGE=COB'                                               
PRM.6='LINESPERPAGE=00065'                                         
PRM.7='FORMATDSN=(ZX.PROD.COPY)'                                   
PRM.8='FORMATMBR=(PZRECORD)'                                       
PRM.9="SEARCHDATA=(PRODUCT-ID-PZ,EQ,Z'0001824')"                   
"EXECIO * DISKW #PARM (STEM PRM. FINIS"

"CALL 'OEML.INSYNC.LOADLIB(INSYNC)'"

SAY RC

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PostPosted: Fri Sep 07, 2018 2:30 am    Post subject: Reply with quote

1. Thanks a lot. Its working now.
I made some changes & hence reproducing the code. It is throwing STATS,LOG,PRINT DATASET contents on screen since it is allocated as DA(*)

I tried changing it to
ALLOC F(#PRINT) DUMMY

Then it gave RC 12
Pls suggest

Code:
/**REXX**/                                           
/*   REXX EXEC TO INVOKE INSYNC  */                 
MSGSTAT=MSG(OFF)                                     
X = OUTTRAP("CMD.");                                 
TRACE I                                             
"ALLOC F(#ELIBDD) DA('OEML.INSYNC.ELIB') SHR REUSE" 
"ALLOC F(SYSTSPRT) DA(*) SHR REU"                   
                                                     
"ALLOC F(#LOG) DA(*)"                               
"ALLOC F(#PRINT) DA(*)"                             
"ALLOC F(#STATS) DA(*)"                             
"ALLOC F(#INDD) DA('XE57.PZFILE') SHR REUSE"         
"ALLOC F(#OUTDD) DA('XE57.PZFILE.BKUP') SHR REUS"   
CALL MAKE_PARM                                       
"CALL 'OEML.INSYNC.LOADLIB(INSYNC)'"                 
SAY RC                                               
 X = OUTTRAP("OFF");                                             
 "FREE F(#PARM)"                                                 
 "FREE F(#ELIBDD)"                                               
 "FREE F(SYSTSPRT)"                                               
 "FREE F(#LOG)"                                                   
 "FREE F(#PRINT)"                                                 
 "FREE F(#STATS)"                                                 
 "FREE F(#INDD)"                                                 
 "FREE F(#OUTDD)"                                                 
 EXIT                                                             
 MAKE_PARM:                                                       
 TRACE ?R                                                         
 ADDRESS TSO                                                     
 "ALLOC FILE(#PARM) SPACE(1 1) CY NEW CATALOG RELEASE RECFM(F B)",
   "BLK(27920) DSORG(PS) UNIT(TEMP) REUS"                         
 ADDRESS                                                         
                                                                 
 PRM.0 =9                                                         
 PRM.1='FUNCTION=DELETE'     
PRM.2='RDW=OFF'                                 
PRM.3='INDD=#INDD'                               
PRM.4='OUTDD=#OUTDD'                             
PRM.5='LANGUAGE=COB'                             
PRM.6='LINESPERPAGE=00065'                       
PRM.7='FORMATDSN=(ZX.PROD.COPY)'                 
PRM.8='FORMATMBR=(PZRECORD)'                     
PRM.9="SEARCHDATA=(PRODUCT-ID-PZ,EQ,Z'0019736')"
"EXECIO * DISKW #PARM (FINIS STEM PRM."         
                                                 
ADDRESS                                         
TRACE OFF                                       
RETURN                                           
                                     


2. In this scenario how do we translate the JCL STEP region PARM of 0M, so that maximum memory will be given to this REXX

3. I extend this to request for more advise.
The application is a single user application in ISPF, REXX to maintain a VSAM FILE
We are using REPRO to read 1 record & then modify & replace/ insert that into VSAM Cluster

For delete option we are thinking of INSYNC or REPRO or Easytrieve

In case of REPRO we unload the entire cluster data into stem variable and take a copy into sequential file.
Then omit the record to be deleted record & repro it back into the cluster

In case of Insync, it also takes a copy into PS But memory large enough to hold the stem variable is not required

I do understand that DSC copy in FILE Manager is also an option to delete but when i tried, it also requires a copy to be taken & creates another dataset

Which one will be a better option
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Nic Clouston
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PostPosted: Fri Sep 07, 2018 3:46 am    Post subject: Reply with quote

Why all the ADDRESS TSO? You are already in TSO and that is where your commands will go unless you change to another command processor e.g. ISPEXEC.

Also, nothing is being 'thrown', it is being 'displayed'. Things are not thrown on the mainframe unless you are using C or Java in OMVS (actually, 'throw' is not known to C so that just leaves Java and any other OO language on OMVS).
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PostPosted: Fri Sep 07, 2018 12:05 pm    Post subject: Reply with quote

deepa12 wrote:
1. Thanks a lot. Its working now.
I made some changes & hence reproducing the code. It is throwing STATS,LOG,PRINT DATASET contents on screen since it is allocated as DA(*)


As Nic pointed out, please use correct terms. The Errors are DISPLAYED and are not thrown.

deepa12 wrote:

I tried changing it to
ALLOC F(#PRINT) DUMMY

Then it gave RC 12
Pls suggest


Your TRACE I should have given you a detailed explanation of what the error is. It is a simple ALLOCATE syntax and by now you should be able to refer the manuals and look up the right syntax.

Go to SYS1.HELP dataset from 3.4 and look up ALLOCATE member and read upon it.

Or you can simply type TSO HELP ALLOC and it will show you the same contents from sys1.help dataset.

Try this
Code:

"ALLOC F(#PRINT) DUMMY REUSE" 
"ALLOC F(#STATS) DUMMY REUSE" 
"ALLOC F(#LOG) DUMMY REUSE" 


deepa12 wrote:

2. In this scenario how do we translate the JCL STEP region PARM of 0M, so that maximum memory will be given to this REXX


Your rexx runs under TSO and your region size depends on your LOGON Procedure. If your shop allows you can change the SIZE parm to increase your TSO region size to max. Try input all 9's for size and see if it allows
Code:

------------------------------- TSO/E LOGON -----------------------------------
                                                                               
                                                                               
    Enter LOGON parameters below:                   RACF LOGON parameters:     
                                                                               
    Userid    ===> xxxxx                                                       
                                                                               
    Password  ===>                                  New Password ===>           
                                                                               
    Procedure ===> TSOLOGON                         Group Ident  ===>           
                                                                               
    Acct Nmbr ===> xxx/XXX//xxx                                             
                                                                               
    Size      ===> 2096120                                                     
                                                                               
    Perform   ===>                                                             
                                                                               
    Command   ===> ispf                                                         
                                                                               
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 PF1/PF13 ==> Help    PF3/PF15 ==> Logoff    PA1 ==> Attention    PA2 ==> Reshow
 You may request specific help information by entering a '?' in any entry field


deepa12 wrote:

3. I extend this to request for more advise.
The application is a single user application in ISPF, REXX to maintain a VSAM FILE
We are using REPRO to read 1 record & then modify & replace/ insert that into VSAM Cluster

For delete option we are thinking of INSYNC or REPRO or Easytrieve

In case of REPRO we unload the entire cluster data into stem variable and take a copy into sequential file.
Then omit the record to be deleted record & repro it back into the cluster

In case of Insync, it also takes a copy into PS But memory large enough to hold the stem variable is not required

I do understand that DSC copy in FILE Manager is also an option to delete but when i tried, it also requires a copy to be taken & creates another dataset

Which one will be a better option


I am not even sure as to why you want to use REXX in the first place and all this nonsense of reading into the stem and updating when you can run the same in BATCH. You do realize that REXX is interpreted(unless you compiled the exec into a load module) every time and it runs like a SNAIL if you are processing millions of records.

Run all 3 variations multiple times and compare the CPU/Elapsed times for each run and pick the best solution. You have the input files and the software that needs to be compared where most of us don't even have the software to run or compare.

Pick a solution that is easier to understand and maintain. If you are writing an easytrieve program , make sure you write it in the optimal way with respect to the usage of excps.
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