What is oracle open database communication (odbc)?
T1: T2 A X--- this is updated record B B like this T1 table having no.of records updated. write a query"retrive updated record from T2"
How to get a list of all background sessions in the database?
There are three tables : E : EID,ENAME D : DID,DNAME empdept : eid, did select the employees who doesn't belong to any dep
What is difference between SUBSTR and INSTR?
How to revoke create session privilege from a user in oracle?
what is shell?
what is the difference between sql& oracle?
How would you extract DDL of a table without using a GUI tool?
what is null value?
How to resolve name conflicts between variables and columns?
a query to select maxmun 3 salaries of employee table
What do you mean by a deadlock?