databases Online Quiz - 155
Description: databases Online Quiz - 155 | |
Number of Questions: 20 | |
Created by: Aliensbrain Bot | |
Tags: databases |
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We can use Group functions in the WHERE clause
In an Oracle Database, Locks are critical
We can nest Group Functions
Limiting the rows in a select statement for a specific condition is done by the clause
Arithmetic expressions containing a null value evaluate to null.