What does the KEYRANGES parameter in Define Cluster commend do?
Answer Posted / guest
It divides a large dataset into several volumes according to
the Key ranges specified. e.g., KEYRANGES ((0000001 299999
(3000000 599999). if the activity on the key ranges are
evenly distributed, concurrent access is possible, which is
a performance improvement.
| Is This Answer Correct ? | 5 Yes | 0 No |
Post New Answer View All Answers
explain how do you define a gdg in vsam?
write a program to read from a VSAM file , there will be a 5 records to create name. empno. resignation and address to update in a db2 table and call another program using dynamic call to find the matching fields in program 1 to update in db2 table. anybody pls send de program for dis ? thanks in advance...
what do you mean by a shareoptions parameter (shr) in define cluster command?
Define a path?
how do you define an altindx ? How do you use altindxs in batch, cics programs?
what is a base cluster in vsam?
what are the idcams commands that can be used for vsam and explain each of them.
Describe the uses of ams?
what do you mean by a vsam slot?
what will happen when you try to open an empty vsam file in a cobol program for input?
name a few common vsam status codes?
explain how can you initialize a vsam file before any operation?
Explain what are the optional parameters to the input dataset while loading the empty cluster with the data records?
What is the main function of key-sequenced data set?
What is the purpose of having vsam data space?