How is sql used in oracle?

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Why is a primary key important?

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How will you a activate/deactivate integrity constraints?

2 Answers  

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What are the possible values that can be stored in a boolean data field?

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hello..... i am an comp science engineering graduate planning to do ORACLE certification in PLSQL 9i. just wanted to know whats the possibility getting job is their openings???? is it worth doin that course n certification

1 Answers  

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Types of cursors and explanation each of them ?

4 Answers   DELL,

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how to create a test table in your mysql server? : Sql dba

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what will be the output: select 1 from emp union all select 2 from emp;

2 Answers   iNautix,

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How do you select unique values in sql?

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Is sql pronounced sequel or sql?

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Types of joins?

4 Answers   Microsoft,

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What are the different types of constraints?

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