Answer / slokh

creating a copy of the disk at some separate place and keep
on updating corresponding to the original disk is called
disk mirroring or disk shadowing.

Answer / b

RAID1

What steps server process has to take to execute an update statement?

0 Answers  

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What are the different types of joins and explain them briefly.

3 Answers  

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In table a 1lakh data is present,in table b 20 thousand data is present, to get unique data from table a and b which join to be considered. whether right outer join or left inner join. 

2 Answers   GE,

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What are variables in pl sql?

0 Answers  

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take one table is t1 and in that column name is f1 f1 column values are 200 5000 3000 7000 300 600 100 400 800 400 i want display the values asc and desc in a single output. sample output is f1.a 100 200 300 400 500 600 etc...... and f1.d is 5000 4000 3000 2000 1000 etc...

9 Answers   Zensar,

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Why we use cross join?

0 Answers  

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How to call DDL statements from pl/sql?

5 Answers  

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what are local and global variables and their differences? : Sql dba

0 Answers  

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Explain what is sql?

0 Answers  

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give the syntax of grant and revoke commands? : Sql dba

0 Answers  

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How can you get sql*loader to commit only at the end of the load file? : aql loader

0 Answers  

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What is the difference between count 1 and count (*) in a sql query?

0 Answers  

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