DB400 Interview Questions
Questions Answers Views Company eMail

how can we write LF using flatfile.

8 11906

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

HSBC,

4 6155

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

HSBC,

6 9407




How we can't update join logical files?

10 14864

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?

TCS, Mind Tree,

9 13981

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

Accenture,

5 13492

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

4 7654

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

eFunds, Cognizant, Accenture,

3 7674




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

9 12222

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 5346

Define interactive jobs and batch jobs

6 9278

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

4 11388

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

IBM,

7 14336

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

8 9492

CRTDTA AND CRTARA should be used along with?

2 4768


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Un-Answered Questions { DB400 }

How to index LF by relative record no (RRN)

2037


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

187


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?

5296


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.

1416