What is a trigger ?

11 Answers   Accenture, BirlaSoft,

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type type_name is table of varchar2(30) index by binary_integer for the above type you have to create a identifier... like identifier_name type_name; for the above type you can use the below methods..like first , last , prior, next , delege..etc...like this.. if you create a cursor...like cursor cursor_name is select * from scott.emp; is there any methods like above to use prior, fist , last , next , trim ,etc...

1 Answers   Satyam,

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what is primary key? : Sql dba

0 Answers  

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Explain the difference between drop and truncate commands in sql?

0 Answers  

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How do you retrieve set of records from database server. {Set max records = 100 & use paging where pager page no or records = 10 & after displaying 100 records again connect to database retrieve next 100 }

2 Answers   DELL,

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what is the difference between inner and outer join? Explain with example. : Sql dba

0 Answers  

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What is difference between select statement and cursor

3 Answers   JDA,

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Are stored procedures faster than queries?

0 Answers  

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What is nvl?

0 Answers  

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What trigger means?

0 Answers  

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how to use case expression? : Sql dba

0 Answers  

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How many types of index are there?

0 Answers  

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