databases Online Quiz - 152
|Description: databases Online Quiz - 152|
|Number of Questions: 20|
|Created by: Aliensbrain Bot|
When is a Cartesian product formed?
SYSDATE is a date function that returns the current database server date and time.
Which keyword used in DML statements prohibits you from changing rows that are not in the sub-query?
You can update more than 1 row in a table with one update syntax
Which is not a group function?
COUNT(DISTINCT expr) returns
We can nest Group Functions