DataStage Interview Questions

Questions: 380

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RDBMS, AS400, Restore, Backup, DBMS, Parallel Server

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DataStage Interview Questions

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What is job control?how can it used explain with steps?

Latest Answer: JCL defines Job Control Language it is ued to run more number of jobs at a time with or without using loops. steps:click on edit in the menu bar and select 'job properties' and enter the parameters asparamete prompt typeSTEP_ID STEP_ID ...

Read Answers (1) | Asked by : mallikharjuna reddy

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What is job control?how it is developed?explain with steps?

Read Answers (1) | Asked by : mallikharjuna reddy

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How we can call the routine in datastage job?explain with steps?

Latest Answer: In transformer stage we have to edit the field and click dsRoutines.It will prompt to select the routine .Thats it ...

Read Answers (2) | Asked by : mallikharjuna reddy

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What are the most important aspects that a beginner must consider doin his first DS project ?

Latest Answer: Apart from DWH concepts and different stage knowledge,try to use the director to find out errors and also how to tune the performance.Knowledge of Unix sheel scripting will be very much helpful ...

Read Answers (2) | Asked by : Vince O'Reilly

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What are the different types of lookups in datastage?

Latest Answer: U can also use the sparse look up property when u have large data in the look up table ..... ...

Read Answers (4) | Asked by : mallikharjuna reddy

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Where actually the flat files store?what is the path?

Latest Answer: The flat files will be stored in the unix box ,if u r environment is Unix,U need to specify the path in the properties of the sequential file stage.... u can parameterise the path ...

Read Answers (3) | Asked by : mallikharjuna reddy

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How to find the number of rows in a sequential file?

Latest Answer: Using Row Count system variable ...

Read Answers (1) | Asked by : mallikharjuna reddy

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How to implement type2 slowly changing dimenstion in datastage? give me with example?

Latest Answer: shiva is right and he suggested with a great example. You can perform this logic by taking transformer and hashfile stage in server job and if you want to perform scd in parellel then you will have to use change capture and change apply stage. ...

Read Answers (5) | Asked by : mallikharjuna reddy

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Hi all what is auditstage,profilestage,qulaitystages in datastge please explain indetail

Latest Answer: profile stage is used to analyase the data and their relationship..quality stage is used to check for the quality ...

Read Answers (1) | Asked by : profilestage

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What is PROFILE STAGE , QUALITY STAGE,AUDIT STAGE in datastage..please expalin in detail.thanks in adv

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