Is it possible to alter a table – for example adding a column, when another user is accessing or updating some columns?
i have table agdet i want first 5 maximum commission which query will you write for this thanks in advance
How to rename a table in DB2 ?
Explain about open switch business continuity software?
In my table having 100 Rec. How can I delete the 7th row?? (we don't know what is data inside the table)
how to get duplicate records from tables?write qurey for this?
What do you mean by cursor?
how can u retrieve the data from null values using applicaion program.
What is a NULL value? What are the pros and cons of using NULLS?
What are PACKAGES ?
before altering a table is it necessary to lock ? if lock what is it ? how to do ? ifi want to lock a table what is that command ?
What is the difference between static and dynamic SQL?
Explain correlated sub-queries.