Update Statement Fails With ORA-2070(semijoin)
(Doc ID 2710866.1)
Last updated on AUGUST 30, 2021
Applies to:Oracle Database - Standard Edition - Version 22.214.171.124 to 126.96.36.199.0 [Release 12.2 to 19]
Oracle Database - Enterprise Edition - Version 188.8.131.52 to 184.108.40.206.0 [Release 12.2 to 19]
Information in this document applies to any platform.
NOTE: In the images and/or the document content below, the user information and data used represents fictitious data from the Oracle sample schema(s) or Public Documentation delivered with an Oracle database product. Any similarity to actual persons, living or dead, is purely coincidental and not intended in any manner.
Update statement fails with ORA-2070 when optimizer choose semijoin strategies.
ORA-02070: database MYSELF does not support semijoin in this context
The update statement might be failed with ORA-2070 when following situation.
- The DML(update statement) uses UNION ALL clause
- The DML(update statement) joins the remote tables
- The optimizer choose semijoin strategies
- OPTIMIZER_FEATURES_ENABLE is 220.127.116.11 or later
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
In this Document