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what are Triggers?6 10106
what are stored procedures?7 8374
what are indexes..how many types of index's are there and what are they?7 13314
what are views?8 15086
Define 'view' advantage ?2 9027
what are the disadvantages of hierarchial database over RDBMS?1 11201
How many different types of indexes we have in oracle?24 177853
What is the difference between column level constraints and table level constraints?14 76753
Can we create index on views?19 111834
What is the difference between implicit index and explicit index?2 19404
What are virtual columns?2 4483
What is SGA ? How it is different from Ver 6.0 and Ver 7.0 ?1 3339
What is Normalization ?55 58808
Difference between sub query and nested query ?18 56054
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