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CM22 IMS Physical Organization of Databases Unit 7 (HIDAM)
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This unit provides an overview of IMS HD physical organization and details of the HIDAM access method. Topics covered included:
• HIDAM Access Method
• HIDAM DBD Coding
After completing this unit, you should be able to
•Describe physical data set characteristics of a HIDAM primary index and the HIDAM “Main” database
•Code DBDs for a HIDAM database
0:01:30 HIDAM database
0:27:44 Use of RAPs in HIDAM
0:20:28 HIDAM Index Database DBDGEN
0:57:02 HIDAM Main (Data) Database DBDGEN
1:18:49 Characteristics of HIDAM
1:22:20 HIDAM data sets
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