What are the advantages of pl sql?

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Why do we use triggers?

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what are the join types in tsql? : Transact sql

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How can I make sql query run faster?

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What is the difference between UNIQUE CONSTRAINT and PRIMARY KEY? 1. There is no difference. 2. A PRIMARY KEY cannot be declared on multiple columns. 3. A UNIQUE CONSTRAINT cannot be declared on multiple columns. 4. A table can have multiple PRIMARY KEYS but only one UNIQUE CONSTRAINT. 5. A table can have multiple UNIQUE CONSTRAINTs but only one PRIMARY KEY.

7 Answers   Satyam,

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Which one is the Best approach to put code, among Triggers and Procedures? Explain?

1 Answers   Sierra Atlantica,

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1.when will you use week refcursor and when will you use strong ref cursor ? 2.what is the use of sql trace..how do you use it ? 3.can you please send all the sql plus commands...like set line 6000....

1 Answers   Satyam,

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

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Who is the owner of mysql database?

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What is sql integrity?

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Name the different types of indexes in sql and define them.

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Can we use insert statement in function?

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