i have one physical file which is having two logical files. logical a have unique keyword and logical b doesnt have a unique keyword. can i give duplicate values while updating through physical file. if no why?

4 Answers   IBM,

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can we retrieve dspf source?

2 Answers  

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What is the function of RJE Conversion Utility?

1 Answers  

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how would you design the process for a nightly, high volume check producing process that needs to select only records that are flagged to be processed?

1 Answers   IBM,

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What is %CHECK?

0 Answers  

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What is a message file?

1 Answers  

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a program variable coded in an embedded sql statement is referred to as?

1 Answers   IBM,

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what is a primary file?

1 Answers   IBM,

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What is LDA?

1 Answers  

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1.what operation cannot be used in conjunction with file coded as divice type disk? 2.Difference between INCLUDE AND COPY?

1 Answers  

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what is the purpose of data structure?

1 Answers   IBM,

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What is a Device file?

1 Answers  

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