Master Note for Troubleshooting Oracle Managed Distributed Transactions
(Doc ID 100664.1)
Last updated on MARCH 12, 2021
Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199 [Release 9.2 to 12.1] Oracle WebLogic Server - Version 10.3 to 10.3 Oracle Database Cloud Schema Service - Version N/A and later Oracle Database Exadata Express Cloud Service - Version N/A and later Oracle Database Exadata Cloud Machine - Version N/A and later Information in this document applies to any platform.
This master document discusses Oracle Managed Distributed Transactions; by this, we refer to transactions that span two or more databases and involve Oracle Databases only.
The information contained in this document targets DBAs involved in environments that use Oracle Distributed Transactions. Distributed database concepts and troubleshooting steps are included in the note and, where appropriate, references to additional notes and documentation which provide further information on the relevant topic. You can use this information when investigating and troubleshooting in-doubt transactions; a section on SCN based recovery steps is also included.
The following Oracle Documentation references discuss Oracle Distributed Transactions:
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Note that within the scope of this document, for short, the term distributed transactions is used to refer to Oracle Managed Distributed Transactions(also known as homogeneous transactions).
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