Oracle Hints

USE_NL

Use Nested Loops.

Usage : use_nl(A B)

This hint will ask the engine to use nested loop method to join the tables A and B. That is row by row comparison.
The hint does not force the order of the join, just asks for NL.

SELECT /*+use_nl(e d)*/ *
FROM Employees E
JOIN Departments D ON E.DepartmentID = D.ID

Conclusion

In this page (written and validated by A. Gawali) you learned about Oracle Hints . What's Next? If you are interested in completing Oracle tutorial, your next topic will be learning about: Oracle Packages.

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