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Primary Note: Troubleshooting Oracle Data Definition Language (DDL) (Doc ID 1507762.1)

Last updated on JANUARY 22, 2023

Applies to:

Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.


This document is intended to assist Database Administrators resolve issues encountered when running Data Definition Language(DDL) statements and/or issues involving DDL.

Troubleshooting Steps

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In this Document
Troubleshooting Steps
 Common Issues Running Oracle Data Definition Language Statements
 Locking issues (ORA-54 / ORA-60 / ORA-402X)
 - Further Troubleshooting Locking
 ORA-XXX errors running specific DDL statements (mainly Create, Drop, Alter and Truncate)
 - Further Troubleshooting Specific DDL statements
 Flashback / Recyclebin Issues
 - Further Troubleshooting Flashback/Recyclebin
 High CPU usage/Slow DDL Issues
 - Further Troubleshooting High CPU usage/Slow DDL
 Other Issues Involving Oracle Data Definition Language
 - Further Troubleshooting LAST_DDL_TIME
 - Further Troubleshooting DBMS_METADATA.GET_DDL
 Database Trigger Issues Involving DDL
 - Further Troubleshooting Database Triggers Involving DDL
 Further Diagnostics

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