DB400 Interview Questions
Questions Answers Views Company eMail

how can we write LF using flatfile.

7 11625

what is the difference between adding keys & constraints into a phisical file

HSBC,

4 5995

what is the difference between adding keys & constraints into a phisical file

HSBC,

6 9276




How we can't update join logical files?

10 14615

I want to change the attribute of field or want to add new field in existing PF but condition is format level identifier should not change, is it possible?

Mind Tree, TCS,

9 13654

WHAT IS THE DIFFERENCE BETWEEN 'COLHDG' AND 'ALIAS'?

Accenture,

5 13225

YOU CAN DELETE THE RECORD SPACE PERMENANTLY IN PHYSICALFILE THROUGH CL?

4 7485

can any one pls tell me some differences between a LF and command OPNQRYF?

Accenture, Cognizant, eFunds,

3 7539




How to insert more than one record to a pf at a time?(Bulk insert to a pf)

9 12005

how to see number of logical files depending on a pf?...can we declare more than 20 logical files from a single pf? is it possible

ocbc,

4 5234

Define interactive jobs and batch jobs

6 9135

pls anyone explain about compile time array,pre run time array run time array

4 11137

Q.1 how to implement the commitment control. 2.how to control commitment control from external program.

IBM,

7 14067

Which keyword is used both in subfile and subfile control record format of a DSPF?

8 9276

CRTDTA AND CRTARA should be used along with?

2 4664


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Un-Answered Questions { DB400 }

In a CL Program after executing a SQL SP how to receive a Output value from the SP. Just to make it clear I am sending 2 input and 1 output parameter to the SQL Stored Procedure. Now while receiving it output parm it is failing.

1381


Where the QTEMP library will get created? if the the answer is QSYS, then howcome more than one job can create same library name(QTEMP) in QSYS? what is the uniqueness of QTEMP? For example, run the below command in different workstation WRKOBJ QSYS/QTEMP And take 8 in the option to check the description. both will have different info. so where(which LIB) exactly the QTEMP is stored?

5178


How to index LF by relative record no (RRN)

2006


how to add a new field to a file without compiling it?

3