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what are the codes returned by the ams (access method services) command during the execution in vsam?
IBM,
1289is it required that primary key values have to be unique? Do alternate key values have to be unique?
IBM,
1054what are the additional information you should give in the dd statement while defining the next generation of a gdg?
IBM,
987
Explain the difference between lds and esds?
Under idcams, multiple functions can be executed, each of which returns a condition code. What will be the condition code returned to the operating system?
what do you mean by idcams? Explain its purpose?
what parameter in the define aix option is used to determine the maximum number of duplicate keys allowable ?
how do you create an alternate index ?
what do you mean by gdg in vsam?
what is the purpose of the verify function of idcams?
What is a vsam dataset?
what do you mean by a vsam split?
how can you load a vsam data set with records ?
Can you delete vsam files with the delete option of the disposition parameter of jcl?
What is the purpose of idcams?
what is meant by dirty read in vsam?
What is the main purpose of having user catalog in vsam?
In a KSDS file, key is missing for one record. How to insert the key for that particular record from back up file. Is there any sorting needed for the back up file before the key insertion?
