Automatic Tuning of Undo_retention Causes Space Problems (文档 ID 420525.1) 转到底部 In this Document   Symptoms   Cause   Solution   References APPLIES TO: Oracle Database - Enterprise Edition - Version 10.2.0.4 to 10.2.0.4 [Release 10.2]Oracle Database -…

最近遇到了这个案例,官方文档已有详尽的分析.介绍,特转载在此,方便以后查看! Full UNDO Tablespace In 10gR2 and above (SQL> select count(status) from dba_undo_extents where status = 'EXPIRED'; COUNT(STATUS) ------------- 20SQL> select count(status) from dba_undo_extents where status = 'A…

Health Check Reports Problem: Dependency$ p_timestamp mismatch for VALID objects (文档 ID 781959.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 9.2.0.5 to 12.1.0.2 [Release 9.2 to 12.1]Information in this document applies to any platform…

In this Document   Purpose   Questions and Answers   What kind of statistics do the Automated tasks collect   How do I revert to a previous set of statistics?   Does the automatic statistic collection jobs populate CHAIN_CNT?   11g+ Automatic Mainten…

APPLIES TO: Oracle Database - Enterprise Edition - Version 8.1.5.0 and laterInformation in this document applies to any platform. GOAL How to release Temp LOB Segment that has been created explicitly or implicitly by Oracle for intermediate stages of…

Login to the database server and set the environment used by the Database Instance Download the "sqlhc.zip" archive file and extract the contents to a suitable directory/folder Connect into SQL*Plus as SYS, a DBA account, or a user with access t…

原文链接:https://support.oracle.com/epmos/faces/DocumentDisplay?_adf.ctrlstate=23w4l35u5_4&id=1523934.1用途   提出问题,得到帮助并分享您的心得   排错步骤   什么是shared pool?   专用术语   Literal SQL   Hard Parse(硬解析)   Soft Parse(软解析)   完全相同的语句?   Sharable SQL   语句的版本   Library Cac…

1.pyExcelerator 主要通过俩个Object操作Excel: Workbook 和Worksheet2.pyExcelerator 读取Excel文件 parase_xls(filename,encoding=None),返回一个二元组如:[(u'Sheet1', {(3, 0): 14.0, (2, 0): 13.0, (1, 0): 12.0, (0, 0): u'\u8349\u6ce5\u9a6c'}), (u'Sheet2', {(1, 0): 222.0, (0, 0):…

1.2   基本功能集成指南 提示 请先在友盟的消息推送管理后台中创建App,获得AppKey和AppSecret 导入SDK 下载 UMessage_Sdk_All_x.x.x.zip并解压缩 导入插件 所需SDK文件夹:UMessage_Sdk_x.x.x 请在你的工程目录结构中,右键选择Add->Existing Files…,选择这个文件夹.或者将这个文件夹拖入XCode工程目录结构中,在弹出的界面中勾选Copy items into destination group's folder…

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.…