Master Note: High Undo Space Usage (Doc ID 1578639.1) APPLIES TO: Oracle Database Cloud Schema Service - Version N/A and laterOracle Database Exadata Cloud Machine - Version N/A and laterOracle Cloud Infrastructure - Database Service - Version N/A an…

Steps To Recover A Dropped Tablespace Using TSPITR (Doc ID 1277795.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 11.2.0.1 and laterInformation in this document applies to any platform.*** Checked for relevance on 16-NOV-2015 *** PURPO…

How To Size UNDO Tablespace For Automatic Undo Management (Doc ID 262066.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 9.2.0.1 to 11.2.0.4 [Release 9.2 to 11.2]Oracle Database Cloud Schema Service - Version N/A and laterOracle Databas…

12C - Reduce Transportable Tablespace Downtime using Cross Platform Incremental Backup (Doc ID 2005729.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 12.1.0.2 and laterOracle Database Cloud Schema Service - Version N/A and laterOracle…

SYSAUX表空间做为SYSTEM表空间的辅助表空间,主要存放EM相关的内容以及表统计信息,AWR快照,审计信息等,而假设SYSAUX表空间在默认条件下你假设不做不论什么配置,随着时间的推移.会膨胀的越来越大. 经过几次的不断扩展添加SYSAUX表空间,眼下已经20G了,所以现是考虑减肥的时候了. 1. 查看表空间使用 SQL> Select Tablespace_Name, Sum_m, Max_m, Count_Blocks Free_Blk_Cnt, Sum_Free_m, To_Char…

Automatic Tuning of Undo Retention Common Issues (Doc ID 1579779.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 12.1.0.2 to 12.1.0.2 [Release 12.1]Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.2.0.4 [Release 10.2 to 11.…

Troubleshooting ORA-30036 - Unable To Extend Undo Tablespace (Doc ID 460481.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 9.2.0.1 to 11.2.0.2 [Release 9.2 to 11.2]Oracle Database - Enterprise Edition - Version 11.2.0.3 to 11.2.0.3 [Re…

Troubleshooting ORA-1628 - max # extents (32765) reached for rollback segment <SEGMENT_NAME> (Doc ID 1580182.1) APPLIES TO: Oracle Database Cloud Schema Service - Version N/A and laterOracle Database Exadata Cloud Machine - Version N/A and laterOrac…

Troubleshooting ORA-01555 - Snapshot Too Old: Rollback Segment Number "String" With Name "String" Too Small (Doc ID 1580790.1) APPLIES TO: Oracle Fusion Global Human Resources Cloud Service - Version 11.1.10.0.0 to 11.1.10.0.0 [Release…

Troubleshooting ORA-01555/ORA-01628/ORA-30036 During Export and Import (Doc ID 1579437.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 9.2.0.1 to 11.2.0.4 [Release 9.2 to 11.2]Information in this document applies to any platform. PURPOS…