How to create a table interactively?
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Why does oracle 9i treat an empty string as null?
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wirte the syntax of update query?
What is oracle join syntax?
What is the difference between primary key and unique key and foreign key in oracle?
After using set unused can we enable the column again to use? Please give me some answers....
What is an oracle user role?
What is a Data File ?
Write a trigger example in oracle?
An automatic job running via DBMS_JOB has failedKnowing only that its failed, how do you approach troubleshooting this issue?
What is difference between SUBSTR and INSTR?
I have two tables : COuntry,city I want all the cities in each country.Question on Cross Join.