what are the different forms of normalization?
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Answer / sunil
1st normal form
2nd ""
3rd ""
Boyc codd normal form
4th ""
5 th normal form
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what is the difference steps for data modeling?
Hi Guys, my requirement is to load 1 yr data from oracle to teradata database through abinitio etl graph.i need to schedule this as a monthly job.but i want to load 12 month data for the first time and from second time it should load last (recent) month data and delete 13th month data. For example For the first time it should load 201208 to 201108 data, second time it should delete 201108 month data and load 201209 month data. I developed garph to load 12 month data ,but i don't know how to handle above requirement as am new to abinitio. i greatly appreciate you help.Thank You.
What is etl process. How many steps etl contains explain with example?
How etl testing is different from database testing?
When do we go for the tools in the market?
How to increase performance without changing anything in mapping.( In prod)
0 Answers IBM, Saama Tech, Wipro,
what is the meant by Normalization and de-normalization?
What is data cleaning?
What is a mapping?
how does the server recongnise the source and target databases.Elaborate on this
What are dimensions?
how do u handle performance issues in Informatica . where can u monitor the performance ?
Teradata 
