VSAM COBOL declaration

- Specifying sequential organization for VSAM files
SELECT S-FILE
ASSIGN TO SEQUENTIAL-AS-FILE
ORGANIZATION IS SEQUENTIAL
ACCESS IS SEQUENTIAL
FILE STATUS IS FSTAT-CODE VSAM-CODE.

- Specifying indexed organization for VSAM files
SELECT I-FILE
ASSIGN TO INDEXED-FILE
ORGANIZATION IS INDEXED
ACCESS IS DYNAMIC
RECORD KEY IS IFILE-RECORD-KEY
ALTERNATE RECORD KEY IS IFILE-ALTREC-KEY
FILE STATUS IS FSTAT-CODE VSAM-CODE.

- Specifying relative organization for VSAM files
SELECT R-FILE
ASSIGN TO RELATIVE-FILE
ORGANIZATION IS RELATIVE
ACCESS IS RANDOM
RELATIVE KEY IS RFILE-RELATIVE-KEY
FILE STATUS IS FSTAT-CODE VSAM-CODE.

MVS - Fichiers VSAM - Mémo

MVS - Les différentes possibilités d'organisation de fichiers en COBOL

MVS COMP : External decimal,Binary, Internal decimal, Internal floating point,External floating point

MVS Exemple de JCL de compilation et d'exécution de programme Cobol

MVS DB2 CICS JCL UNIX

Bienvenue aux utilisateurs Mainframes
Voici des liens utiles :
MVS , DB2, CICS, JCL, COBOL, UNIX
http://publib.boulder.ibm.com/cgi-bin/bookmgr/BOOKS/IGYPG205/CCONTENTS?SHELF=igysh211&DN=SC26-9049-05&DT=20000925141919
http://www.nwrdc.fsu.edu/zOS_Support/index_db2.htm
http://www.nwrdc.fsu.edu/zOS_Support/index_db2.htm
http://www.opengroup.org/onlinepubs/009695399/utilities/contents.html
http://www.opengroup.org/onlinepubs/009695399/nframe.html