What is a pl/sql block?

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What are sql ddl commands?

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I am creating an index on Emp table Empno column,if u using this indexed column in ur SELECT stmt. where clause,then how do u know that yr index will be working or nor? Thanks Advance...

3 Answers  

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What are all the difference between Like and Contains ?

2 Answers   LG Soft,

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Why is a trigger used?

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What is a 'instead of trigger'?

3 Answers   Eenadu, TCS,

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select * from emp where sal in(select max(sal) from emp) here there is any limit for in operator how many values accpect ?

2 Answers  

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hi,i plan to put experience on PLSQL ,can anyone suggest me for any institutes in bangalore or how to prepare for interviews

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Can we commit inside a trigger?

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What is embedded sql with example?

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Can we create foreign key without primary key?

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How to select 10 records from a table?

0 Answers  

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