DB2 Interview Questions
Questions Answers Views Company eMail

what is the process of precompiler?

2 9528

What is buffrpool? Where we use it ?

Tesco,

2 8479

what is Runstats? Whem will u choose to runatats?

Danske,

1 7541




what is REORG? what is the use?

4 8301

What is the difference between a package and a plan?

Mphasis, L&T, Infosys,

6 35120

How does one bind 2 versions of a CICS transaction with the same module name in two different CICS regions that share the same DB2 subsystem?

2 3801

How do you filter out the rows retrieved from a Db2 table ?

1 5527

What is a clustered index?

1 8833




When will you chose to run RUNSTATS?

1 5894

What does DML stand for and what are some examples of it?

3 4599

What is meant by a unit of recovery?

1 3222

What is CHECK PENDING ?

4 10792

What is a thread?

3 3828

What is filter factor?

2 7207

What's the maximum number of volumes that can be added to a STOGROUP?

1 5887


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Un-Answered Questions { DB2 }

have 3 tables table1, table2 and table3 which contains employee information. table1 is master table, table2 contains emp details like emp no and so on, table 3 contains emp salary. so if any emp leave company between 25th - 30th of every month it has to get updated in tables. but it is not getting updated. What is the reason.

471


Suppose pgm A calling Pgm B .Pgm B has some Db2 program. at the time of compilation should plan and package will be created for both A and B or only B? What is the concept?

4920


How to test SQL -911 error while developing COB-DB2 program

5079


what is utility for parm lib

926


I have a subprogram B calling from mainprogram A.I have opened a cursor in A ,Can i fetch the same cursor in subprogram B , If yes , Please explain the reason?

1067






Hello All, We have requirment to Replace BMC Db2 Load product thru CA FAST LOADPlus product. Do anyone have JCL to for FAST LOADPLUS and what all are thing need to take in consideration.

1541


is it compulsory commitment control in journal?

1247


what is diffrence b/w file-aid tool and file-aid utility???

2940


in my project..TEST is db2 8.1 version In PROD it is 7.1 if i do REORG in TEST.. can I use the same REORG jcl with out modification in PROD region (this is DB2 8.1 )? if not, what modification i need to do in my REORG control card?

966


I understand Join always perform better than subqueries. Then what is the advantage/use of Subqueries/correlated subqueries etc.,in DB2 programming.Please explain.

921


before altering a table is it necessary to lock ? if lock what is it ? how to do ? ifi want to lock a table what is that command ?

983


DB2 can implement a join in three ways using a merge join, a nested join or a hybrid join. Explain the differences?

1512


How to fetch the uncommited data from table ?

554


what is the sqlcode -501

7643


i tried to copy some records from microsoft excel to as-400 physical file through "Bosanova" emulation. Out of 14000 records only 12000 records copies and subsequently programe started to hang. Then, i closed the program forcefully. I did' under stand the problem. Also when i try to compile the physical file it is showing as "The file in use". How to overcome this problem?

1254