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select distinct

Can we have two clustered index on a table?

756

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Which is faster joins or subqueries?

708

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Why use truncate instead of delete?

715

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what is table? : Sql dba

758

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what is a primary key? : Sql dba

738

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What is the meaning of disabling a trigger?

821

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What are hotfixes and patches?

687

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In a distributed database system, can we execute two queries simultaneously?

748

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What is trigger explain it?

733

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What are the basic techniques of indexing?

771

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Why use stored procedures?

766

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Sql technical questions

992

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What are the uses of sysdate and user keywords?

837

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Explain what is an index?

750

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how to drop an existing view in mysql? : Sql dba

786

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