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Data Stage Interview Questions
Questions Answers Views Company eMail

What is the difference between lookup and sparse lookup?

1 6906

why dataset ?

2 5990

Which is the best institute in Hyderabad to learn OBIEE and DataStage?Please tell me faculty name also

3165

Is it possible to implement parallelism in Mainframe Jobs ? If Yes how ? If no why ?

IBM,

2250

How to work with XML out put stage? Please explain step by step? i need to generate XML file using Table data. Given is the .XSD file. Please help?

TCS,

2 8115

How to convert table data into xml file using xml output stage? please explain step by step;

IBM,

2 20042

Source Like department_no, employee_name ---------------------------- 20, R 10, A 10, D 20, P 10, B 10, C 20, Q 20, S and Output should be like this department_no, employee_list -------------------------------- 10, A 10, A,B 10, A,B,C 10, A,B,C,D 20, A,B,C,D,P 20, A,B,C,D,P,Q 20, A,B,C,D,P,Q,R 20, A,B,C,D,P,Q,R,S

3 9977

how to change left and right links in join stage?

Cap Gemini, IBM,

4 10355

what is meant by port ? what is the use of port ? what are the different type of ports and its usage

Accenture,

2 9090

Hi Every one, I have a scenario plz suggest me 1)On daily we r getting some huge files data so all files metadata is same we have to load in to target table how we can load? 2) One column having 10 records at run time we have to send 5th and 6th record to target at run time how we can send? Hi plz help me for above scenarios and If any one is having JobSequence kindly send me one example and the scenario to my mail ID(nrvdwh@gmail.com)

HSBC,

3 10191

A table containg 100 records B table containg 20 records we have to join two tables in left outer it containg target 100 records but target containg 101 record at that time what is the issue arise

Polaris,

3 9600

Is there no issue when you try to convert a NOt null column in nullable and vice versa in aggregator styage and transformer stage? When I tried i got the warnings but in a running code I can see such type of scenarios. Please explain

2 6111

Input Data is: Emp_Id, EmpInd 100, 0 100, 0 100, 0 101, 1 101, 1 102, 0 102, 0 102, 1 103, 1 103, 1 I want Output 100, 0 100, 0 100, 0 101, 1 101, 1 Means Indicator should either all ZEROs or all ONEs per EmpId. Impliment this using SQL and DataStage both.

IBM,

6 12367

What is the Environment Variable need to Set to TRIM in Project Level?(In transfermer, we TRIM function but I need to impliment this project level using Environment variable)

IBM,

2382

How to remove ctrl M or(^M) characters in file using Sequential File stage?

Bank Of America, Satyam,

2 22209


Post New Data Stage Questions

Un-Answered Questions { Data Stage }

Explain datastage architecture?

1397


How to perform incremental load in datastage?

1194


if i have two tables table1 table2 1a 1a,b,c,d 1b 2a,b,c,d,e 1c 1d 2a 2b 2c 2d 2e how can i get data as same as in tables? how can i implement scd typ1 and type2 in both server and in parallel? field1 field2 field3 suresh , 10,324 , 355 , 1234 ram , 23,456 , 450 , 456 balu ,40,346,23 , 275, 5678 how to remove the duplicate rows,inthe fields?

2174


How do you register plug-ins?

960


What is the method of removing duplicates, without the remove duplicate stage?

1017


Define ds designer?

1274


what is stage is used for below Input columns: dept|mgr|employee|salary Output columns: mgr|count of employee per mgr|avg salary per dept note: each dept has one mgr and each mgr has many employees

1084


What are data elements?

1169


Define project in datastage?

1091


What is the purpose of interprocessor stage in server jobs?

2230


Whats difference betweeen operational data stage (ods) and data warehouse?

1107


How the ipc stage work?

1125


Why fact table is in normal form?

1238


If we take 2 tables(like emp and dept),we use join stage and how to improve the performance?

2046


Define Merge?

1315