1. ADABAS V8 (IN ONE HOUR)
Jim Poole

2. ADABAS V8 SPANNED RECORDS LOB SUPPORT MUPEX, BEYOND 191 ACBX
LINK / SVC / NUC
6. MULTIPLE EXTENTS
7. FDT
8. MISCELLANEOUS

3. V8 SPANNED RECORDS.WHY 1 PRIMARY RECORD + UP TO 4 SECONDARY RECORDS
RECORD SIZE LIMITED BY COMPRESSED RECORD SIZE (RSP.CD 49) :
COMPRESSED RECORD
DS BLOCKSIZE:
3390: 5,064
8391: 10,796
8393: 27,644
PRIOR V8:
COMPRESSED RECORD
DS BLOCKSIZE:
3390: 5,064 X 5 = 25,320
8391: 10,796 X 5 = 53,980
8393: 27,644 X 5 = 138,220
V8:
NOTE: ACTUAL DATA LIMITED BY BLOCK HEADER, RECORD HEADER, SPAN HEADER

4. V8 SPANNED RECORDS. LAYOUT
ASSO
DATA
FCB: TOPISN,MAXISN,MINISN
MINSEC,MAXSEC
DS2:SPAN-HDR
AC:
DS1: SPAN-HDR
AC2:
DS3:SPAN-HDR
1. RECORDS SEGMENTED ON FIELD BOUNDARY (LA FIELDS BY CHAR)
2. INDEX CONTAINS ONLY PRIMARY ISN
3. TOPISN,MAXISN,MINISN FOR PRIMARY
4. MINSEC,MAXSEC FOR SECONDARY

5. V8 SPANNED RECORDS. SET UP
ADADBS RECORDSPANNING FILE=fnr,MODE=ON
!! REQUIRES EXCLUSIVE FILE USE !! or
ADACMP COMPRESS SPAN
? AOS ?
ADAREP:
File section:
SPANNED REC SUPP YES
CPEXLIST:
SYNS 77 ET :14: AD168DBS
ENABLE SPANNED RECORD SUPPORT 241
NOTE: AC2 NOT ALLOCATED UNTIL SPANNING OCCURS

6. V8 SPANNED RECORDS. ADAREP SPANNED RECS EXIST
TOP-ISN = ,000
MAX-ISN EXPECTED = ,669
RECORDS LOADED = ,000
MIN-ISN =
TOP AC2 ISN = ,000
MAX AC2 ISN EXP. = ,378
LIST I DEV BLOCK I SPACE ALLOC.I FROM TO I
TYPE I TYPE LNGTH I BLOCKS CYL I RABN RABN I
-----I I I I
AC I I I I
AC2 I I I I
NI I I I I
UI I I I I
FDT I I I I
DSST I I I I
I I I I
DS I I I I

7. V8 SPANNED RECORDS. REMOVAL
ADADBS RECORDSPANNING FILE=fnr,MODE=OFF
TIMELIMIT= (DFLT=60)
!! REQUIRES EXCLUSIVE FILE USE !!
SCAN ALL DS TO ENSURE NO SPANNED RECORDS EXIST
IF TIMELIMIT EXCEEDED, ADADBS ABORTS
? CE ? : CHECK AC2 VERSUS DS ??
NOTE: SAME CHECKPOINT AS MODE=ON

8. V8 SPANNED RECORDS. INTERNALS
NO SPANNED RECORDS
DS RABN: BH RH
fields
FREE SPACE
BLOCK HEADER 4b
2b – INCLUSIVE
USED BLOCK
LENGTH
2b – x’0004’ BH
RECORD HEADER 6b
2b – INCLUSIVE
RECORD
LENGTH
4b – ISN RH
FIELDS:
LENGTHS
MU/PE COUNTERS
EMPTY FLD COUNTS
VALUES
fields

9. V8 SPANNED RECORDS. INTERNALS
ONE SPANNED RECORD
DS RABN: BH RH
fields FS
SPANNED RECORD HEADER 20b:
2b – INCLUSIVE RECORD LENGTH
4b – UNKNOWN
4b – ISN OF THIS RECORD
2b – INDICATOR: x’0081’ Primary Record
x’0041’ Secondary Record
4b – ISN OF NEXT SECONDARY (x’00’s IF LAST)
4b – ISN OF PRIMARY RECORD RH
1. PRI ISN IN AC
2. SEC ISN’s IN AC2
3. SEC ISN MAY EQUAL PRI ISN

10. V8 SPANNED RECORDS. Eg. 1 INTERNALS
MODE=ON
QUICK
-IBL
-IRL
---ISN----
DS RABN X
0000 0E E7E FF4E7F4
0010 F0F7F9F8 F F00 414FD540
: : :
UPDATE A FEW 100 MORE BYTES:
0000 2A A
FF4 E7F4F0F7
: : :
DS RABN X
---ISN----
INDICATOR
-IRL
PRI. ISN
NEXT ISN
AA A
FCC1C1 C1C1C1C1
: : :
DS RABN Y
INDICATOR
---ISN----
-IRL
NEXT ISN
PRI. ISN

11. V8 SPANNED RECORDS. UPDATE to 1st SPAN
1ST UNUSED
DS EXTENT: … …
REC5-PRI
REC5-SEC
A1 OR N1/N2
12K BYTES
REC-5, REC6 OR
REC-6, REC5 OR
REC5
“ POP – N – SPAN “
FOR 1ST SPANNED RECORD:

12. V8 SPANNED RECORDS. UPDATES
REGARDLESS OF REUSEDS OR RECORD POSITION:
WHEN 1ST SPAN CREATED, IT MOVES TO END OF FILE
( POP – N – SPAN )
EG. WHAT IF ALL RECORDS IN FILE UPDATED TO SPAN ONCE ????
PROVIDES FASTER UTILITIES, USER READS, ETC.
AFTER 1ST SPAN NEXT SPAN MAY BE ANYWHERE
(PRI + SEC SECn)
IF LRECL UPDATED TO < ONE BLOCKLENGTH:
SPANNED HEADER CHANGED BACK TO UNSPANNED HEADER

13. V8 SPANNED RECORDS. UPDATES PLOG
QUICK
PLOG ALWAYS CONTAINS
PRIMARY RECORD (BI / AI)
PLOG ONLY CONTAINS SECONDARY RECS IF UPDATED
PLOG
UPD:
PRIMARY
SECONDARY-1
SECONDARY-2
BI/AI PRI
PRIMARY
SECONDARY-1
SECONDARY-2
UPD:
BI/AI PRI
BI/AI SEC2
PRIMARY
SECONDARY-1
SECONDARY-2
UPD:
BI/AI PRI
BI/AI SEC1

14. V8 SPANNED RECORDS. PROGRAM PERFORMANCE
FILE 241 / 19,968 RECORDS / SPANNED PRI + SEC
FDT: AA ZZ
FOR EXAMPLE
CREATE FILE
USED
UNUSED
DS BEFORE
1064 BLKS
UDPATE EACH REC TO PRI + SEC
EMPTY
UNUSED
DS AFTER
1064 BLKS
USED
39,936 BLKS
“ POP-N-SPAN”

15. V8 SPANNED RECORDS. PROGRAM PERFORMANCE
FILE 241 / 19,968 RECORDS / SPANNED PRI + SEC
FDT: AA ZZ
FOR EXAMPLE
NUC UP, RUN PGM, NUC DOWN
L3,FB=AA.
CPU
3.65 SEC
ASSO IO
104
DATA IO
19968 DB
L3,FB=ZZ.
CPU
5.79 SEC
ASSO IO
129
DATA IO
39934 DB
L2,FB=ZZ.
CPU
5.65 SEC
ASSO IO
107
DATA IO
40998 DB
L2,FB=AA.
CPU
5.18 SEC
ASSO IO 87
DATA IO
40998 DB

16. V8 SPANNED RECORDS. UTILITY OPTIONS
QUICK
ADACMP COMPRESS / DECOMPRESS
SPAN enable span
HEADER Header in input or Add Header (DECOMP)
DATADEVICE Split records based on device type
MAXLOGRECLEN Assemble input records into larger recs
ADADBS SPANCOUNT FILE=nnn
CAN BE UPD OR ACC USERS
SPECIFYING AC2RABN, MAXISN2:
ADALOD
ADAORD
ADASAV FMOVE
NOTE: ADAORD KEEPS PRI+SEC PAIRS

17. V8 SPANNED RECORDS. ISSUES / CONCERNS
INCREASE BLOCKSIZE OR GO SPANNED?
- DB LEVEL vs FILE LEVEL
- CONVERSION vs ADADBS SWITCH
- LIMIT = TRACKSIZE vs LIMIT = 5 x BLOCKSIZE
- PROVEN vs NEW
- GUARANTEED PERFORMANCE vs

18. V8 SPANNED RECORDS. ISSUES / CONCERNS. UNDO
2. BACKWARD CONVERSION OF SPANNED FILE:
a. UPDATE / ENSURE ALL RECORDS BACK TO PRIMARY.
( ADADBS SPANCOUNT FILE=nnn)
b. ADADBS RECORDSPANNING FILE=fnr,MODE=OFF
NOTE: READ OF ALL DATA STORAGE (VS AC2)
NOTE: REQUIRES EXCLUSIVE FILE USE
CONSIDER USE OF DUPLICATE FILES, ADARES REGENERATE

19. V8 SPANNED RECORDS. ISSUES / CONCERNS
3. INCREASE ADARUNs:
NISNHQ / NH
LWP (FOR LARGER DVT)
LP, DUALPLS and RESULTANT SIZE OF WORK AND PLOGs

20. V8 SPANNED RECORDS. ISSUES / CONCERNS
4. RECORD READ PERFORMANCE MORE AFFECTED IF FIELDs AT
END OF RECORD.
L READS ALL RECORDS
L3,L1 READ SPANNED RECORD ONLY IF FIELDS REQUESTED
L3 MAY BE MUCH FASTER THAN L2
5. DIRTY READS.
EG. READ DA-FILE BY ZZ-FIELD
DISPLAY AA-FIELD
KEEP DESCRIPTORS IN FIRST OF RECORD.
6. GREATER RISK OF RSP.CD. 53 (UNTIL SUPPORT OF ACBX)

21. V8 SPANNED RECORDS. ISSUES / CONCERNS
PRI + SPAN OR PRI + SPAN n.
PERFORMANCE AND IO OF
ADAULD
ADAORD
ADAINV

22. END OF SPANNED ON TO LOB

23. LOB SUPPORT. EMPLOYEES FILE LOB FIELD DATA FCB FNR 10 FCB FNR 11
PICTURES
.JPG .TIF
WORD DOC
PPT
PDS
MEMBERS
ETC,ETC
< 2G

24. LOB SUPPORT: STRUCTURE
Flags, leng
BASEFILE:
DS.REC.
FLD1, FLD LOB FIELD . .
LOBFILE: IL
SEG 1
SEG 2
SEG 19
19-SLOTS AC
LOB. EG 200K
DS Blksize=10,796
EG. 19 SEGMENTS
IBL-IRL-ISN-HDR-DATA DS
19 RECS

25. ADACMP FNDEF='01,AA,8,A,NU,DE‘ ADACMP FNDEF='01,L1,0,A,LB,NU‘
LOB’s CREATING. ADACMP
ADACMP:
ADACMP COMPRESS
ADACMP FILE=10
: : :
ADACMP FNDEF='01,AA,8,A,NU,DE‘
ADACMP FNDEF='01,L1,0,A,LB,NU‘
CHAR. LOB
ADACMP FNDEF='01,L2,0,A,LB,NV,NB‘
BINARY LOB
X' '
DDEBAND
LOB DATA MUST BE ADDED LATER VIA PROGRAM

26. LOB’s CREATING. ADALOD 1 ADALOD LOAD FILE=010 ADALOD LOBFILE=11 : : :
ADALOD “ BASE FILE “
ADALOD LOAD FILE=010
ADALOD LOBFILE=11
: : :
SIZE FILE (DS,NI,UI,AC) MINUS LOB SPACE

27. ADALOD NISIZE=,UISIZE= ADALOD rest of parms: very small
LOB’s CREATING. ADALOD 2
ADALOD “ LOB FILE “
ADALOD LOAD FILE=11,LOB
ADALOD BASEFILE=10
ADALOD DSSIZE=
ADALOD MAXISN=
ADALOD NISIZE=,UISIZE=
ADALOD rest of parms: very small
AVLOBS = AVERAGE LOB SIZE PER RECORD
ER = ESTIMATED NUMBER OF RECORDS
BPL = DS BLOCKS PER LOB
= AVLOBS / DS.BLOCKSIZE
DSSIZE = BPL * ER
MAXISN = BPL * ER
NISIZE = BPL * ER * ?20? / ASSO.BLOCKSIZE
QUICK

28. LOB’s CREATING. ADALOD 2 EG.
QUICK
AVLOBS= 600K
E.R = 100,000
D.BLOCKSIZE = 10,796
A.BLOCKSIZE = 4,136
FOR EXAMPLE
BPL = DS BLOCKS PER LOB
= AVLOBS / DS.BLOCKSIZE
= 600,000 / 10,796
= 56
DSSIZE = BPL * ER
= 56 * 100,000
= 5,600,000
MAXISN = 5,600,000
NISIZE = BPL * ER * ?20? / ASSO.BLOCKSIZE
= 5,600,000 * 20 / 4,136
= 27,000

29. LOB’s CREATING. EXISTING FILES
ADADBS NEWFIELD FNDEF=. . .
ADALOD LOBFILE
NOTE: MUST DO ADADBS FIRST !

30. ------------------ ------------------- : : : 10 LOBFILE-BASE . L . .
LOB’s CREATING. ADAREP
QUICK
PART 1
****************
* FILE OPTIONS *
. CONTAINS LOB FIELDS
. . PRIVILEGED USE
. . . LOB FILE
FILE NAME
: : :
10 LOBFILE-BASE L . .
11 LOBFILE-LOB L

31. FILE WITH I ASSOCIATED I LOB FIELDS I LOB FILE I
LOB’s CREATING. ADAREP
QUICK
PART 2
*************
* *
* LOB FILES *
FILE WITH I ASSOCIATED I
LOB FIELDS I LOB FILE I
10 I I
I I

32. FDT not printed - this file is a LOB file
LOB’s CREATING. ADAREP
QUICK
PART 3 FILE DETAIL. BASE FILE
: : :
LOB file No
Contain LOB fields Yes
1 I L1 I I A I LB,NU
PART 4 FILE DETAIL. LOB FILE
: : :
LOB file Yes
Contain LOB fields No
FDT not printed - this file is a LOB file

33. LOB’s CREATING. DDM VIA SYSDDM L DB Name F Leng S D Remark
: : :
1 L I LEN. IND. OF L1-FIELD
1 L1 L1-FIELD A N LOB
LE=
OPTIONS=LB

34. LOB’s TESTING RULES OF ENGAGEMENT: 0. NATURAL 4.2.1
USE SMALL LOB’S (? SLOB’s ?) UNDER 32K
FTP TO MAINFRAME, A SMALL JPG PIC
STORE IN ADABAS
READ FROM ADABAS
FTP FROM MAINFRAME BACK TO PC TO VERIFY
SEE SERVLINE24 TECH DOC FOR NATURAL ZAPS

35. LOB’s TESTING STORE IN ADABAS: 0010 DEFINE DATA LOCAL QUICK
DFILE VIEW OF FILE-10
AA-FIELD
0050 /* 2
L1-FIELD (A) DYNAMIC
A (A) DYNAMIC
LENG (I4)
0100 *
0110 END-DEFINE
0120 DEFINE WORK FILE 1 TYPE 'UNFORMATTED'
0130 READ WORK FILE 1 A
GIVING LENGTH LENG
DISPLAY LENG
AA-FIELD := 'BATFSH'
L1-FIELD := A
STORE IN DFILE
END TRANSACTION
0200 END-WORK
0210 END
QUICK

36. LOB’s TESTING READ FROM ADABAS: 0010 DEFINE DATA LOCAL QUICK 0020 *
DFILE VIEW OF FILE-10
AA-FIELD
L1-FIELD
0070 *
A (A) DYNAMIC
LENG (I4)
0100 END-DEFINE
0110 *
0120 DEFINE WORK FILE 2 TYPE 'UNFORMATTED'
0130 FIND (1) DFILE WITH AA-FIELD = 'BATFSH'
A := L1-FIELD
0150 *
0160 *
WRITE WORK 2 VARIABLE A
0180 END-FIND
0190 END
QUICK

37. DISPLAY *ISN AA-FIELD L@L1-FIELD L1-FIELD END
LOB’s TESTING
QUICK
A NICE NATURAL PGM
DEFINE DATA LOCAL
1 DFILE VIEW OF FILE-10
2 AA-FIELD 2
2 L1-FIELD (A040)
END-DEFINE
READ DFILE
DISPLAY *ISN AA-FIELD L1-FIELD
END

38. LU > MAX LOB/SIZE (RSP.CD. 152) NAB > LU (RSP.CD. 254)
LOB’s ADARUN PARMS
INCREASE:
LBP/LFIOP
LU > MAX LOB/SIZE (RSP.CD. 152)
NAB > LU (RSP.CD. 254)
NH/NISNHQ > BPL * ? (RSP.CD. 46)
LP/WORKSIZE > ? (RSP.CD. 9-15)
DUALPLS > ?
LDEUQP > (RSP.CD. 197)

39. LOB’s FINAL THOUGHTS 1. DSREUSE / ISNREUSE OFF ?
2. REORDER, KEEP LOB SEGMENTS TOGETHER
3. RSP.CD (GET UPDATE MANUAL FROM SERVLINE)
4. PC NATURAL , ENTIRE NETWORK, etc.
5. HOW TO REMOVE LOB?
DELETE LOBFILE / ADACMP DECOMPRESS/CMP/LOD BASEFILE Or
ZAP SOMETHING (FDT,FCB)?

40. MUPEX BEYOND 191 1. SET AT THE FCB LEVEL, NOT FDT
2. MAX OF 65,534 OCCURANCES (SEE DS RECORD LIMITS)
3. SET FOR BOTH MU AND PE
TECH REVIEW:
MU DE DO NOT HAVE OCCURANCE NUMBER IN INV. LIST
PE DE HAVE THE OCCURANCE NUMBER IN INV. LIST

41. MUPEX. DEFINING EXISTING FILE (NO PE DE’s): ADADBS MUPEX FILE=nnn
MUPECOUNT=2
LOADING NEW FILE:
ADACMP COMPRESS
MUPEX
MUPECOUNT=1|2
X’0B’ OR
X’000B’
DDEBAND
EXISTING FILE (PE DE’s):
1. RELEASE PE DE’S
2. ADADBS MUPEX
3. ADAINV PE DE’S
Eg. OCC.CNT=11

42. ------------------ ------------------- : : : 16 EMPLOYEES . T . .
MUPEX. ADAREP
QUICK
PART 1
****************
* FILE OPTIONS *
. 2-BYTE MU/PE INDEX
. . REPLICATED
. . . PRIV USE
FILE NAME
: : :
16 EMPLOYEES T . .
PART 2
* FILE (TESTFILE ) *
: : :
TWO BYTE MU/PE YES

43. MUPEX. DS INTERNALS OCC CNTR DS RECORD: . . . 01 L-VALUE . . .
UPDATE TO 191 OCC: BF
UPDATE TO 192 OCC:
C C0
C0 – 2B FLAG
02 – LENGTH
00C0 - COUNT
UPDATE TO 193 OCC:
C C1
UPDATE TO 200 OCC:
C C8
UPDATE TO 1 OCC: C
NOTE: COUNT NEVER RETURNS TO PRE-2B CONDITION !

44. RELEASE S1 / MUPEX / ADAINV S1
MUPEX. INVERTED LIST
01,PZ,PE.
02,PA,03,A,DE.
02,PB,01,1.
SUPDE=S1=AA(1,3),PB(1,1),ZZ(1,3)
FDT
PE DE
ONLY
Eg. NI ELEMENT:
EXCLUSIVE LENGTH
COMPRESSED VALUE
PE OCCURANCE CNT
ISN QTY
ISN’s
KEY: 04
F1F1F1 09 05
PA: 08
C1C1C1F1E9E9E9 09 05
S1:
RELEASE S1 / MUPEX / ADAINV S1 05
F1F1F1
0009
PA: 09
C1C1C1F1E9E9E9
0009 05
S1:

45. MUPEX. 1. IN DATA STORAGE, EXTRA BYTE NOT ADDED UNTIL OCC > 191
2. FOR PE-DE, EXTRA BYTE ADDED VIA ADAINV.
(MU DE DO NOT HAVE OCCURANCES IN INVERTED LIST)
3. WORST CASE: DE LENGTH (+ OCC) MUST BE LESS THAN 253
4. ONCE EXTRA BYTE ADDED IN DATA STORAGE IT IS
NEVER REMOVED

46. MUPEX CONVERTING BACK. UPDATE ALL RECORDS TO LESS THAN 192 OCCURANCES.
ADACMP DECOMPRESS
? MASSAGE FILE TO REMOVE EXTRA BYTE ?
ADACMP COMPRESS
ADALOD
IF CHANGE ENHANCEMENTS EXISTED:
? UPDATE BACK TO 1 BYTE ?
? ADADBS MUPEX FILE=nnn,MUPECOUNT=1 ?

47. MUPEX PE DE ISSUES FOR EXAMPLE 2700 FILES 1000 CONTAIN MU/PE
170 CONTAIN PE-DE
FOR EXAMPLE
DISCUSSION / SOLUTIONS:
TIME TO ADAINV PE-DE, IS IT A PROBLEM?

48. DIRECT CALL CHANGES ADABAS THE OLDE 80 BYTES of data
ADARUN RSP.CD
LU=
NAB= ,253
80 BYTES of data
FBL,RBL,SBL,VBL,IBL
(2b = 32K limit)
ACB:
UP TO 1 EACH:
FB,RB,SB,VB,IB
BUFFERS:

49. !! SEE COMMAND REFERENCE MANUAL !!
ACBX
THE NEW
CALL ‘ADABAS’ USING ACBX, , ABD1,ABD2,ABD3,ABD4, . . .
!! SEE COMMAND REFERENCE MANUAL !!
192 BYTES
Eg. FB
=>
48 BYTES
Eg. RB
=>
48 BYTES
ACBX:
Eg. SB
=>
48 BYTES
Eg. IB
=>
48 BYTES
Eg. VB
=>
48 BYTES
ABD’ s:
Eg. MB
=>
48 BYTES
Eg. FB2
=>
48 BYTES
Eg. RB2
=>
48 BYTES
“ANY SEQUENCE, MULTIPLES”
NOTE: V8 ADALINK REQUIRED, ELSE RSP.CODE

50. ACBX QUICK FEATURES: 4 BYTE DBID AND 4 BYTE FNR
4 BYTE ISN AND 8 BYTE ISN OPTIONS
8 COMMAND OPTIONS (FROM 2)
6 ADDITIONS (FROM 5)
ENHANCE ERROR FIELDS
8 BYTE COMPRESSED/DECOMPRESSEC REC LENGTH
MORE ACCURATE CMDTIME

51. ABD’s ADBAS BUFFER DESCRIPTIONS
8 BUFFER TYPES (FROM 5 IN V7)
FORMAT BUFFER
RECORD BUFFER
VALUE BUFFER
SEARCH BUFFER
ISN BUFFER
MULTIFETCH BUFFER
MLF HDR’S (PRF NOT SUPPORTED)
USER BUFFER
PERFORMANCE BUFFER
FOR REVIEW

52. ABD’s CONTENTS: | 48 BYTES | TYPE ( F,R,S,V,I,M,U)
LOCATION (PTR OR AT END)
SIZE OF DATA (xBL)
SIZE TO SEND (xBL)
SIZE RECEIVED
| x BL |
BUFFER DATA (IF LOCAL)

53. SAMPLE COBOL PROGRAM ON NEXT PAGES 
ACBX STATUS AS OF 10/1/2006
1. NATURAL LOB SUPPORT  ACBX CALLS
2. NATURAL MLF  ACB CALLS
3. ADAMLF  ACB CALLS
SAMPLE COBOL PROGRAM ON NEXT PAGES 

54. ACBX WORKING-STORAGE SECTION. 01 ACBX.
FILLER PIC S9(4) COMP VALUE +0.
CBXVER PIC X(2) VALUE 'F2'.
CBXLEN PIC S9(4) COMP VALUE +192.
CMD-CODE PIC X(2) VALUE SPACES.
RESP-CODE PIC S9(4) COMP VALUE +0.
CID PIC X(4) VALUE SPACES.
DBID PIC S9(8) COMP VALUE +0.
FNR PIC S9(8) COMP VALUE +0.
FILLER PIC S9(8) COMP VALUE +0.
ISN PIC S9(8) COMP VALUE +0.
ISL PIC S9(8) COMP VALUE +0.
ISQ PIC S9(8) COMP VALUE +0.
COPT PIC X(1) VALUE SPACE.
COPT PIC X(1) VALUE SPACE.
COPT PIC X(1) VALUE SPACE.
COPT PIC X(1) VALUE SPACE.
COPT PIC X(1) VALUE SPACE.
COPT PIC X(1) VALUE SPACE.
ACBX

55. ACBX Cont. 05 COPT7 PIC X(1) VALUE SPACE.
ADD PIC X(8) VALUE SPACES.
ADD PIC S9(8) COMP VALUE +0.
ADD PIC X(8) VALUE SPACES.
ADD PIC X(8) VALUE SPACES.
ADD PIC X(8) VALUE SPACES.
ADD PIC X(8) VALUE SPACES.
FILLER PIC S9(8) COMP VALUE +0.
ERR-OFFSET PIC S9(8) COMP VALUE +0.
ERR-CHAR PIC S9(4) COMP VALUE +0.
RESP-SUB PIC X(2) VALUE SPACES.
ERR-BUFFID PIC X(1) VALUE SPACE.
ERR-BUFFSEQ PIC X(3) VALUE SPACES.
SUB-RESP PIC S9(4) COMP VALUE +0.
SUB-RESP-SUB PIC S9(4) COMP VALUE +0.
SUB-RESP-TXT PIC X(4) VALUE SPACES.
LCOMPR PIC S9(16) COMP VALUE +0.
LDECMP PIC S9(16) COMP VALUE +0.
CMDTIME PIC S9(16) COMP VALUE +0.
USER-AREA PIC X(16) VALUE SPACES.
FILLER PIC X(24) VALUE SPACES.
ACBX
Cont.

56. ABD BLOCK FOR FB 01 ABDFB. 05 FBLEN PIC S9(4) COMP VALUE +48.
FBVER PIC X(2) VALUE 'G2'.
FBID PIC X(1) VALUE 'F'.
FBRSV PIC X(1)
FBLOC PIC X(1) VALUE SPACE.
FBRSV PIC X(1)
FILLER PIC S9(8) COMP VALUE +0.
FBSIZE PIC S9(16) COMP VALUE +0.
FBSEND PIC S9(16) COMP VALUE +0.
FBRECV PIC S9(16) COMP VALUE +0.
FBADDR PIC S9(8) COMP VALUE +0.
FBCONT PIC X(20) VALUE SPACES.
ABD BLOCK FOR FB

57. ABD BLOCK FOR RB 01 ABDRB. 05 RBLEN PIC S9(4) COMP VALUE +48.
RBVER PIC X(2) VALUE 'G2'.
RBID PIC X(1) VALUE 'R'.
RBRSV PIC X(1)
RBLOC PIC X(1) VALUE SPACE.
RBRSV PIC X(1)
FILLER PIC S9(8) COMP VALUE +0.
RBSIZE PIC S9(16) COMP VALUE +0.
RBSEND PIC S9(16) COMP VALUE +0.
RBRECV PIC S9(16) COMP VALUE +0.
RBADDR PIC S9(8) COMP VALUE +0.
RBCONT PIC X(50) VALUE SPACES. *
01 CB-RES PIC S9(8) COMP VALUE +0.
01 CB-REE PIC S9(8) COMP VALUE +0.
ABD BLOCK FOR RB

58. ENSURE FIELDS SET TO BINARY ZEROES PROCEDURE DIVISION. MAIN-PARAGRAPH.
MOVE X'00' TO FBRSV1.
MOVE X'00' TO RBRSV1.
MOVE X'00' TO FBRSV2.
MOVE X'00' TO RBRSV2. *
MOVE TO DBID.
MOVE 'OP' TO CMD-CODE.
PERFORM CALLACBX.
MOVE TO FNR.
MOVE 'L3' TO CMD-CODE.
MOVE 'L3XX' TO CID.
MOVE 'AE' TO ADD1.
MOVE TO FBSIZE.
MOVE TO FBSEND.
MOVE 'AC.' TO FBCONT.
MOVE TO RBSIZE.
MOVE TO RBSEND.
PERFORM CALLACBXD 2000 TIMES.
ENSURE FIELDS SET
TO BINARY ZEROES

59. CLOSE-ER-UP.
MOVE TO DBID.
MOVE 'CL' TO CMD-CODE.
PERFORM CALLACBX.
STOP RUN.
CALLACBX.
CALL 'ADABAS' USING ACBX.
IF RESP-CODE NOT EQUAL TO 0 PERFORM ERR-RTN.
DISPLAY 'CMD ' CMD-CODE ' RSP.CD ' RESP-CODE.
CALLACBXD.
CALL 'ADABAS' USING ACBX, CB-RES, CB-REE, ABDFB, ABDRB.
IF RESP-CODE = 3 THEN GO TO CLOSE-ER-UP.
IF RESP-CODE NOT EQUAL TO 0 GO TO ERR-RTN.
DISPLAY 'ISN=' ISN ' RB=' RBCONT.
ERR-RTN.
DISPLAY '------ERROR FOR ACBX '.
DISPLAY 'CMD: ' CMD-CODE.
DISPLAY 'FNR: ' FNR.
DISPLAY 'ISN: ' ISN.
DISPLAY 'RSP: ' RESP-CODE.
DISPLAY 'SUB: ' RESP-SUB.

60. ACBX EXAMPLE FILE CONTAINS 20,000 RECORDS 1062 DS RABNS
READ IN 20b PER RECORD
USE MLF
MLF LIMIT 32K
32K RB / RECORD.SIZE = 1600
32K IB / 16b HDR = 2048
13 CALLS
V7:
RB LEN = 400,000
MB LEN = 320,000
ILL = 20,000
V8 ACBX:
1 CALL

61. COMPATIBILITY V7/8 NUC/SVC/LNK
SVC – V8
PGM
LINK V7
 REQUIRED
NUC – V7
NUC – V8
PGM
LINK V8
ACB CALLS
!! ACBX CALLS REQUIRE ALL V8 COMPONENTS !!

62. EXTENTS NEW LIMITS EXTENT TYPE LIMIT DDDATARnn 99 DDASSORnn 99
DSST > 5
FILE EXTENTS FCB SPACE
(AC,NI,UI,DS,AC2)
Free space available for file extents:
At least 233 extents
EG. ADAREP FILE nnn (ASSO.BLKSIZE = 4136)

63. V8 QUICK NOTES. FDT INCREASE
ASSO
BLOCK 1
I. FIELD NAME’s
V8: 20b / FIELD
10b / FIELD
ASSO
BLOCK 2
II. SEARCH INDEX
ASSO
BLOCK 3
III. SPECIAL NAMES
Eg. SUPER,SUB DE SUPER,SUB FIELDS
ASSO
BLOCK 4
V8: x Blocks / FDT
4B / FDT

64. V8 QUICK NOTES. FDT INCREASE Eg.1 I.
(many fields) V7 1 I.
(many fields) 2 2
ADACNV
TOVERS=81 3
II. 3
III.
(many specials) 4 4
II. 5
III.
(many specials)
4B / FDT 6

65. V8 QUICK NOTES. FDT INCREASE Eg.
BEFORE
ADAREP PHYSICAL LAYOUT:
1-30:
CONTROL
BLOCKS
31-285:
FCB’s :
FDT’s
FROM TO DEV TABLE VOLSER
BLK BLK BLKS TYPE TYPE FILE NUMBER
PPT 0 ADA080
DSST 0 ADA080
AC ADA080
UI ADA080
NI ADA080
AC ADA080
NI ADA080
: : :
AC ADA080
NI ADA080
UI ADA080
UNUSED 0 ADA080

66. V8 QUICK NOTES. FDT INCREASE Eg.
AFTER
ADAREP PHYSICAL LAYOUT:
1-30:
CONTROL
BLOCKS
31-285:
FCB’s
FROM TO DEV TABLE VOLSER
BLK BLK BLKS TYPE TYPE FILE NUMBER
FDT 1 ADA080
FDT 16 ADA080
FDT 18 ADA080
PPT 0 ADA080
DSST 0 ADA080
AC ADA080
UI ADA080
NI ADA080
AC ADA080
NI ADA080
: : :
AC ADA080
NI ADA080
UI ADA080
FDT 10 ADA080
UNUSED 0 ADA080
 5 BLOCKS

67. V8 MISCELLANEOUS 1. GCB IS 2 BLOCKS (RABN 1 AND 2)
2. FDT FIELD OPTION: NB (NO BLANK COMPRESSION)
z/OS SVC IMPROVEMENTS.
- PERFORMANCE IMPROVMENTS
- SHIFT FROM SRB TO TCB USAGE (NOTE IN MEASUREMENTS)
- ALL SERVERS MUST BE APF-AUTHORIZED:
MPM’s
ENTIRE NETWORK
NATURAL GLOBAL BUFFER POOL
ETC.
ELSE:
U0253 ABEND
ADAS33 APF Authorization is required

68. DAS ENDE