What is range partitioning?

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Can we use rowid as primary key?

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Is foreign key mandatory?

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Are sql views compiled?

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how will be date change into string

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What is mdf ldf and ndf?

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What is the use of index in hive?

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wirte a query to remove null? following table are col1 col2 col3 dinesh null null null suresh null null null prakesh i want the output like col1 col2 col3 dinesh suresh prkaesh

6 Answers   TCS,

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what are the different functions in sorting an array? : Sql dba

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define primary key & secondary key?

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What is the sql case statement?

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What is the difference between a primary key and a unique key?

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