Answer Posted / rao

Normalization is process for reducing the redency of the
data.there 5 normal forms mainly used in 3 forms
4th one boyesscoded normal form

Which one is better subquery or joins?

553

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Can you have more than one trigger on a table?

530

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How many sql statements are used?

564

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Explain sql data types?

623

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what is recursive stored procedure? : Sql dba

524

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What is procedure and function in sql?

531

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Which join condition can be specified using on clause?

514

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What is union, minus and interact commands?

748

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How does postgresql compare to oracle/db2/ms sql server/informix?

565

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How do you write a complex sql query?

585

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what is the difference between undefined value and null value? : Sql dba

562

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Why coalesce is used in sql?

469

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What is sql mysql pl sql oracle?

567

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how many sql dml commands are supported by 'mysql'? : Sql dba

567

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How exception handling is done in advance pl/sql?

494

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