t1 col1 col2 nishi 5000 lucky 6700 akash 7000 i want that a query that when i insert 7000 it will show me data already present and data will not insert. if data is not present it will insert.

2 Answers   MasterCard,

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Explain the use of grant option in imp command.

0 Answers  

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select to_char('10','10') from dual This gives me an error oRA-1481 INVALID NUMBER FORMAT MODEL why? pls help

6 Answers  

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Explain the dml?

0 Answers  

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 What are the oracle DML commands possible through an update strategy?

0 Answers   Informatica,

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Which Database is the best for the Security issue ? 1. DB2 2.SQL Server 3.MySQL 4.ORACLE

1 Answers  

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How to update a table row with a record?

0 Answers  

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Explain alias?

0 Answers  

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What is flashback in Oracle?

0 Answers   MCN Solutions,

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how to retrieve daily sal from emp table in oracle 10g

2 Answers   Infosys,

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how to use select statement as formal parameter in procedure specification?(someone said that using string) ex:-procedure(a in number,select ename from emp ) i am asking syntax like this?

0 Answers   Sierra Atlantica,

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what is the difference between simple view and complex view?

13 Answers  

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