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Locking and Referential Integrity (Doc ID 33453.1)

Last updated on FEBRUARY 03, 2019

Applies to:

Oracle Database - Standard Edition - Version and later
Oracle Database - Enterprise Edition - Version and later
Oracle Database - Personal Edition - Version and later
Information in this document applies to any platform.


This Document explains what referential integrity means and how locking takes place with tables joined by the referential integrity rule. In addition, the Document explains how inserting/updating/deleting one table can cause another table to become locked.

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