Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- initialism computing Initialism of Virtual Storage Access Method.
Etymologies
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Examples
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Other environments the platform supports include Oracle, SQL Server, Sybase, and DB2, as well as file formats such as VSAM, delimited, XML, XLS and flat files.
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VSAM is an IBM/MVS Operating System access method system.
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As an application adds new records, VSAM will get an empty CA from the free chain and re-insert the index CI into its place in the sequence set chain instead of going to the end of the data component.
SearchDataCenter: IT infrastructure news Contributor(editor@searchdatacent Robert Crawford 2010
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As an application executes, records may be deleted or inserted into the cluster and VSAM must update the index CIs accordingly.
SearchDataCenter: IT infrastructure news Contributor(editor@searchdatacent Robert Crawford 2010
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However, if the application inserts new records in other key ranges, VSAM puts them into already-occupied data CAs, leaving the orphaned CA flapping in the proverbial breeze.
SearchDataCenter: IT infrastructure news Contributor(editor@searchdatacent Robert Crawford 2010
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VSAM is an IBM/MVS Operating System access method system.
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IMS, and VSAM and COBOLII compiler, and of course assembler and linker -- sell it for SOFTWARE
SearchDataCenter: IT infrastructure news SearchDataCenter.com 2010
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VSAM supports batch users, on-line transactions, and data base applications.
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VSAM supports batch users, on-line transactions, and data base applications.
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In z/OS 1.12, IBM made one improvement to VSAM with control area (CA) reclaim.
SearchDataCenter: IT infrastructure news Contributor(editor@searchdatacent Robert Crawford 2010
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