ETL Interview Questions

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    Informatica Power Exchange

    Explain about Informatica Power Exchange
    What are the important points in Informatica Power Exchange

    Shubham R Lashkar

    • Sep 22nd, 2022

    Informatica PowerExchange is a family of products that enables an IT organization to retrieve all sources of enterprise data without having to develop custom data-access programs. By accessing mission...

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    What is the Difference between a ODS and Staging Area

    Rajesh

    • Aug 22nd, 2022

    ODS is mainly used to integrate the data of different Sources having same functionality of the data into one integrated model. This model is mostly denormalized and will not be useful for reporting. E...

    Ankush

    • May 18th, 2017

    You mentioned ODS comes after staging area is not true i guess. Flow is like ODS->staging->DWH as per my knowledge. Kindly correct me if wrong.

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    AB initio query

    i/p col1||val1||col1||val2||col3||val3
    o/p col1 col2 col3
    val1 val2 val3
    how to achieve this in AB initio

    Sneha

    • Jun 2nd, 2023

    REFORMAT(input column :F1) let int C_FLAG = 0 out :: reformat(in) begin let int count = next_in_sequence(); if count%2 != 0; C_FLAG = string_substring(in.F1,4,1); end; out.COL1 :: if((coun...

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