What is the difference between a primary key and a unique key?
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What is sql rowcount?
what is the difference between truncate and drop statements? : Sql dba
How to improve the performance of a pl/sq stored procedures or functions or triggers and packages ?
12 Answers IBM, TCS, UHD,
What are sql objects?
Write a simple program on cursors
Suppose I have to create a view on a table, that is not yet been created by DBA. I khow the table structure. Is it possible to create the view before DBA creates this table? If yes then how? Is it possible to create synonym in this way?
what is the purpose of update command in oracle?
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What are sql queries used for?
Do triggers have restrictions on the usage of large datatypes, such as long and long raw?
i want insert 10 records from table a to table b. if i m using statement level trigger how many record insert ?in row level trigger how many record inserted???
3 Answers Scope International,
Differentiate between syntax and runtime errors.
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