HOW TO TUNE ORACLE SQL QUERIES GIVE ME STEP BY SREP

1 Answers   TCS,

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When we give SELECT * FROM EMP; How does oracle respond?

24 Answers   Accenture, HCL, Infosys,

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what is data control language? : Sql dba

0 Answers  

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What is Difference Between Unique and Primary Key Constraints?

0 Answers   Wipro,

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What is the full form of sql?

0 Answers  

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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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what is 'mysqlcheck'? : Sql dba

0 Answers  

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Write a sql query to find the names of employees that begin with ‘a’?

0 Answers  

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What are local and global Indexes and where they are useful.

0 Answers  

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What are different types of functions in sql?

0 Answers  

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Explain ttitle and btitle.

0 Answers  

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How do I upgrade sql?

0 Answers  

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