Is join same as left join?

0 Answers  

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which will fire first ? Trigger or Constraint

24 Answers   i2, IBM,

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In a Distributed Database System Can we execute two queries simultaneously ? Justify ?

3 Answers  

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What is the differnce between view and materialized view

4 Answers   TCS,

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What does stand for in sql?

0 Answers  

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What is sql*plus?

0 Answers  

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what are the different index configurations a table can have? : Sql dba

0 Answers  

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What is difference between triggers and stored procedures. And advantages of SP over triggers ?

4 Answers   Microsoft, TCS,

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What is sql resultset?

0 Answers  

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What is time based sql injection?

0 Answers  

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how to debugg a procedure or package using dbms_output.put_line in plsql

1 Answers   Polaris,

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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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