What is a subselect? Is it different from a nested select?
Answer / s
Subselect is a SELECT in the WHERE clause, providing values
to the outer select to get the qualifying rows. You can use
up to 225 subselects in a single SQL which are called
nested selects or nested subselects.
| Is This Answer Correct ? | 6 Yes | 0 No |
by using cursors , we can access particular records from the table based on some condition, i want to delete those selected records, how can we write a query for this in the program?
Can All Users Have The Privilege To Use The SQL Statement Select (DML)?
In a single table,How to retrieve a employee-id of an employee who works in more than one department?
Once you create a view, where would information about the view be stored?
How many buffer pools are available in db2?
How to see the structure of db2 table??
What is a buffer pool?
What is DCLGEN ?
Explain the benefits you can get from mainframe connect?
A Table feild is declared as Decimal(7,2). I want to insert the decimal in to this column thru cobol-db2 program. How should I declare my local input file variable or any suggestion?
cursor with hold explain ?
Mention the location where the output received from explain statement is stored.