What is the difference between CS and RR isolation levels?
Answer / s
CS - page or row locks are released as soon as the cursor
is moved to another row or page.
RR - page or row locks are held for all accessed rows,
qualifying or not atleast until the next commit point.
| Is This Answer Correct ? | 8 Yes | 2 No |
Is it possible to precompile if db2 goes down?
if i made sme changes in sub pgm wht r the things to be done for this ?
How to resolve -818 sql code in DB2?
In db2, how do you insert multiple rows in 1 query using a.) Cursors, b.) Normal query?? Give syntax for both.
what is SMP/E? and what are the major steps of it? thanks...
Define buffer pool.
This was related to -811 sqlcode, In a COBOL DB2 program which accesses employee table and selects rows for employee 'A', it should perform a paragraph s001-x if employee 'A' is present. In this case it gets -811 sqlcode, but still it process the paragraph s001-x. What could be wrong in my code.
What is meant by concurrency?
What is a synonym ?
Describe the elements of the SELECT query syntax?
What is an EXPLAIN in DB2. How and what is the steps followed in EXPLAIN command. Can all the queries be used in EXPLAIN command to check the performance.
How do you insert a record with a nullable column?