what is meant by record lock.how records are locked.what is the purpose of record lock.if records are locked what happens.how to find out which record is locked.

4 Answers   HCL,

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How to get only unique records from a file which contains duplicate data using CPYF command ? Example : FILEA has duplicate records and FILEB is a UNIQUE defined.... and I want to get the data from FILEA to FILEB by eliminating all the duplicate records...

2 Answers  

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Why we need to give File and To file Names While we are using OVRDBF. What is your understanding related to this?

2 Answers   Cap Gemini,

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How to read data from Nth member of a physical file containing some X number of members in it? "Provided member names are unknown"

4 Answers  

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parameters cannot be passed in which one???

4 Answers   CTS,

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What is ment by record level identifier?

0 Answers  

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If the last record of a file has been read, and the next operation on that file is a READ operation, what will be the values of the input fields for that file? A. They will be blank and/or zero. B. They will be null. C. They will equal the values of the first record in the file. D. They will equal the values of the last record read.

3 Answers  

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when will come session device error?

4 Answers   TCS,

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difference between CHAIN and READE?

8 Answers   HCL,

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Hi, I am getting the error in RPG (All Record Formats for externally-described file ABCD ignored or dropped due to error; file ignored.) Please suggest any

2 Answers   Satyam,

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1.What is referential Integrity? 2.What is Foreign Key? 3.What is Transfer Control? 4.What is Free format?

3 Answers  

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what is the necessary command needed before OPNQRYF and why?

5 Answers  

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