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Answer Posted / azhar
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Knowledge on what are the improtant characteristice that we need ot consider while developing an ETL Code
Give a way in which u can implement a real time scenario where data in a table is changing and u need to look up data from it.How will u configure the look up transform for this purpose?
Do we need an ETL tool? When do we go for the tools in the market?
how can i text accracy of ETL migration? i am very new to data warehousing. we are writing ETL scripts using SCRIPELLA tool. how can i test the correctness of data. and we are generating reports using pentaho . is there any easy way to test the pentaho. how can test these ETL scripts written in scriptella? thanks in advance
diff b/w dwh & data mart diff b/w star schema & snow flake schema diff b/w fact table & dimension table what are the contents in requirement specification what are the docs needed for testing draw ur proj architecture
what are the reports developed in sap bw project and what is the requirement for developing it?
what do u do when DB time takes more?in sap bi
what is a worklet?
What are dimensions?
How many steps etl contains explain with example?
explain the methodology of Data Warehousing?(Polaries)
how do u identify the changed records in operational data?
What is etl tool in hadoop?
what are the types in error loging?
what is the use of server?
