During the application development process, the application programmer needs to make decisions about the data model. Among these decisions, we have data organization, function, type of access, performance, and recovery tools you need. VSAM has several organizations and different ways for accessing your data. How to choose the one for your application is discussed here.
Before you select a particular VSAM organization, you need answer the following questions:
When you have answered these questions, you can use them to choose the best organization for your data set. Remember that VSAM data sets cannot be processed using non-VSAM applications. Similarly, non-VSAM data sets cannot be processed using the VSAM access method.
Following are our recommendations for choosing a data set organization.
Many times, you will be using a specific VSAM organization depending on the software product you are running — for example, DB2 uses LDS data sets. In this case you do not have the option to chose the VSAM organization.
VSAM Related Interview Questions
|IBM - VSAM Interview Questions||JCL Interview Questions|
|File Maker Interview Questions||IBM DB2 Interview Questions|
|COBOL Interview Questions||IBM-JCL Interview Questions|
|DB2 Using SQL Interview Questions||IBM-JCL&VSAM Interview Questions|
|IBM Mainframe Interview Questions||COBOL, CICS, JCL, VSAM, DB2 Interview Questions|
|Cisco Interview Questions||IMS/DB Interview Questions|
|Mainframe DB2 Interview Questions|
Vsam Problem Determination And Recovery
Managing Your Vsam Data Sets
Vsam Record Level Sharing
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