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Question
why we use hash file for lookup?
 Question Submitted By :: Meebabu
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  Re: why we use hash file for lookup?
Answer
# 1
Hash file Give Performance
 
Is This Answer Correct ?    0 Yes 0 No
Kiran
 

 
 
 
Other Data Stage Interview Questions
 
  Question Asked @ Answers
 
what is main difference between change capture and change apply stages IBM3
How can we move a DATASTAGE JOB from Development to Testing environment with the help of a datastage job using unix commands.  2
how do u capture duplicates through sort & transformer  1
Hi All, Could you please let me know whether Datastage server and px supports oredb? OREDB:It's a Oracle Retail Embedded Database.Previousely It was called as Acumate data base. It's a multidimensional database. Please help me on this issue ASAP. Thanks in advance Ashok Accenture1
can we use sequential file as a lookup Wipro4
what is usage of datastage with materialized views HP1
parallel jobs run on cluster machines. server jobs run on smp and mpp. What do mean by cluster mechines and SMP and MPP..?  3
What is mapping?  3
Tell me Wt main advantage of Stage varibles? Project level hints? Hexaware3
What is exact difference between Parallel Jobs and server Jobs.. IBM6
Hi am sundar, i have datas like 00023-1010 00086-1010 00184F2-1010 . . . . SCH-AS-1010 200-0196-039 . . . Now i want the result "SCH-AS" in onee column and "1010" in another column.. Can any one tell the answer...  2
How do u call shellscript/Batch file from DS? HP3
what is the difference between the active datawarehouse and datawarehouse TCS1
HOW CAN U DO ERROR HANDLING IN DATA STAGE? ME5
How do u set a default value to a column if the column value is NULL? HP5
what is the diff between sequential file and fileset stages?  2
Wat is pre-load in Hashed file Patni1
at source level i have 40 columns,i want only 20 cols at target what r the various ways to get it IBM2
what is meta data? Explain? Where it is used?  7
Why we need datasets ratherthan sequential files?  4
 
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