Which is better LF or OPNQRYF ? When should we use LF and when should we use OPNQRYF ?

5 Answers   HCL,

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how can I give more performance to some selected pages?

0 Answers   IBM,

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when is a tag statement used in rpg?

2 Answers   IBM,

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I have 1 rd in my flat file. say reord from 1 to 10 position : 'AS400NDB2400' I need to change the value from N to Y using SQL stmt ...How can I update this....?

5 Answers  

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is there any way I can ease my rpg controls on numeric input fields? How about an input date field?

0 Answers   IBM,

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what is primarykey?what is difference between primary key and forign key?

1 Answers  

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what is message subfile?

1 Answers   IBM,

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What is the purpose of the following? A CSRLOC (F1ROW F1COL)

1 Answers  

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define the purpose of the *cat function?

1 Answers   IBM,

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I need to insert a record in a file using STRSQL containing the some field values same as an already existing record in that file.I know to smple insert mentioning those values one by one.But is there any another query can be prepared for the same .Please share the query if known to you. Thanks in advance.

0 Answers   CSC,

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what is the maximum number of subfiles that can specified in a display file ?

1 Answers   IBM,

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What is the difference between non-join logical files and join logical files?

0 Answers  

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