Do we need an ETL tool? When do we go for the tools in the market?
Submitted by: AdministratorETL Tool:
It is used to Extract(E) data from multiple source systems(like RDBMS,Flat files,Mainframes,SAP,XML etc) transform(T) them based on Business requirements and Load(L) in target locations.(like tables,files etc).
Need of ETL Tool:
An ETL tool is typically required when data scattered accross different systems.(like RDBMS,Flat files,Mainframes,SAP,XML etc).
Submitted by: Administrator
It is used to Extract(E) data from multiple source systems(like RDBMS,Flat files,Mainframes,SAP,XML etc) transform(T) them based on Business requirements and Load(L) in target locations.(like tables,files etc).
Need of ETL Tool:
An ETL tool is typically required when data scattered accross different systems.(like RDBMS,Flat files,Mainframes,SAP,XML etc).
Submitted by: Administrator
Read Online Oracle ETL Job Interview Questions And Answers
Top Oracle ETL Questions
| ☺ | What are the various methods of getting incremental records or delta records from the source systems? |
| ☺ | What is partitioning? What are the types of partitioning? |
| ☺ | Where do we use connected and un connected lookups? |
| ☺ | What are snapshots? What are materialized views & where do we use them? What is a materialized view log? |
| ☺ | Compare ETL & Manual development? |
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