Knowledge on what are the improtant characteristice that we
need ot consider while developing an ETL Code
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If you concatenate data from a normalizer transformation,the ports you concatenate cannot include OCCURS(T/F).
please tell me any easy ways of testing the Data warehouse project. In my project we are not using any tools for ETL. we are writing scripts in SCRIPTELLA. And we using Pentaho tool for Reporting How can i test all these. please tell me ASAP. thanks in adavance
Can there be sub steps of etl steps?
how to join two tables without using joiner transformation .advantages of joiner over lookup and vice versa.
how many steps are there in etl process?
How etl testing is different from database testing?
what is the difference between OLTP database and data warehousing database?
what is the difference steps for data modeling?
what are the different forms of normalization?
Explain different types of partitioning?
Difference between flat files and relational sources?
what are the reports developed in sap bw project and what is the requirement for developing it?
Teradata 
