A task can be done in a very short way and in a very long way.
Which one will you choose?
Knowledge is Power!
This session gives lots of interesting knowledge about an allegedly boring topic - Constraints.
And this knowledge will give you the power to optimize and make better decisions.
Direct Style Effect Systems -The Print[A] Example- A Comprehension Aid
Constraint Optimization
1. Constraint Optimization
or
The Difference One
Comma Can Make
Oren Nakdimon
www.db-oriented.com
oren@db-oriented.com
+972-54-4393763
@DBoriented
SELECT DEPARTMENT_ID,
COUNT(*) NUMBER_OF_EMPLOYEES,
AVG(SALARY) AVG_SALARY
FROM EMPLOYEES
GROUP BY DEPARTMENT_ID
HAVING MAX(SALARY) > 2 * MIN(SALARY)
Can you
read this
query easily?
If not, please
sit closer
4. oracle.com/gbtour
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