Virtual Storage Access Method (VSAM)
GPTKB entity
Statements (52)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
file storage access method
|
| gptkbp:access |
sequential access
direct access indexed access relative access |
| gptkbp:category |
mainframe computer
file format Data storage |
| gptkbp:developedBy |
gptkb:IBM
|
| gptkbp:documentation |
gptkb:IBM_Knowledge_Center
|
| https://www.w3.org/2000/01/rdf-schema#label |
Virtual Storage Access Method (VSAM)
|
| gptkbp:introducedIn |
1970s
|
| gptkbp:provides |
data management
data organization high-performance file access |
| gptkbp:replacedBy |
Indexed Sequential Access Method (ISAM)
|
| gptkbp:supports |
sequential files
entry-sequenced data sets (ESDS) indexed files key-sequenced data sets (KSDS) linear data sets (LDS) relative record data sets relative record data sets (RRDS) |
| gptkbp:supportsFormat |
gptkb:dataset
path component cluster alternate index |
| gptkbp:usedBy |
gptkb:COBOL
gptkb:assembly_language gptkb:PL/I gptkb:z/OS gptkb:z/VM gptkb:z/VSE gptkb:CICS gptkb:IMS gptkb:DB2 gptkb:VSE gptkb:MVS online transaction processing batch jobs |
| gptkbp:usedFor |
batch processing
transaction processing database management |
| gptkbp:usedOn |
gptkb:IBM_mainframe_computers
|
| gptkbp:uses |
keys
records indexes control areas control intervals |
| gptkbp:bfsParent |
gptkb:MVS
|
| gptkbp:bfsLayer |
6
|