When Can you be sure that a query will return only one row?
Answer Posted / s
A Matching Index scan with equal predicate on a Unique
index will return only one row.
Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
How to execute stored procedures?
What is cursor in dbms?
What is the maximum size of varchar data type in db2?
What is plan in cobol db2?
What is the maximum size of a char data type in db2?
What is the latest version of ibm db2?
Explain about rct in db2?
Is schema the same as database?
define clustering index.
How do I connect my db2 database to ibm?
have 3 tables table1, table2 and table3 which contains employee information. table1 is master table, table2 contains emp details like emp no and so on, table 3 contains emp salary. so if any emp leave company between 25th - 30th of every month it has to get updated in tables. but it is not getting updated. What is the reason.
What is rct?
What is a db2 package?
Why do we need reorg in db2?
Explain packages.