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LeetCode--Recover Binary Search Tree
Two elements of a binary search tree (BST) are swapped by mistake. Recover the tree without changing its structure. Note: A solution using O(n) space is pretty straight forward. Could you devis...
分类:其他好文   时间:2015-01-14 09:53:16    阅读次数:154
[Leetcode][JAVA] Recover Binary Search Tree (Morris Inorder Traversal)
Two elements of a binary search tree (BST) are swapped by mistake.Recover the tree without changing its structure.Note:A solution using O(n) space is ...
分类:编程语言   时间:2015-01-13 06:42:51    阅读次数:201
数据文件损坏、丢失
数据文件损坏(非系统表空间,非undo表空间),数据库关掉了把备份拷贝到指定路径startup mountalter database rename file '+DATA/ora11g/datafile/***' to '+DATA/ora11g/datafile/***';recover dat...
分类:其他好文   时间:2015-01-11 17:42:17    阅读次数:154
RMAN概述及其体系结构
1 Recovery Manager(RMAN)特性是一种用于集备份(backup)、还原(restore)和恢复(recover)数据库于一体的Oracle工具,支持命令行及图形界面操作能够备份整个数据库、表空间、数据文件、控制文件、归档文件以及Spfile参数文件。支持增量数据块级别的备份和块级...
分类:其他好文   时间:2015-01-11 17:41:10    阅读次数:224
backup与recover
完全恢复:1.关闭DB2.拷贝文件3.启动DB。startup mount4.recover database until cancel using backup controlfile;5.alter database open resetlogs;一.数据库是打开状态,系统表空间和undo表空间...
分类:其他好文   时间:2015-01-11 17:29:03    阅读次数:264
[LeetCode#99]Recover Binary Search Tree
The problem:Two elements of a binary search tree (BST) are swapped by mistake.Recover the tree without changing its structure.Note:A solution using O(...
分类:其他好文   时间:2015-01-09 06:54:36    阅读次数:132
The Four Stages of Recovering a Project
If a project is in trouble, the project manager needs to work to recover it and get the schedule back on track. Hopefully, it's not too late to still ...
分类:其他好文   时间:2015-01-07 16:46:47    阅读次数:135
LeetCode: Recover Binary Search Tree 解题报告
Recover Binary Search TreeTwo elements of a binary search tree (BST) are swapped by mistake.Recover the tree without changing its structure.Note:A sol...
分类:其他好文   时间:2015-01-07 14:40:01    阅读次数:173
Oracle 11g的dataguard创建中ORA-01665解决过程
Oracle 11g在创建data guard时,恢复standby控制文件不成功。在mount standby database时告诉我,控制文件不是standby控制文件,具体信息为“ORA-01665: control file is not a standby control file”。  控制文件我在主库中,使用rman生成的。  backup current controlf...
分类:数据库   时间:2015-01-07 13:15:22    阅读次数:283
[leetcode] Recover Binary Search Tree
题目:(Tree ,DFS)Two elements of a binary search tree (BST) are swapped by mistake.Recover the tree without changing its structure.Note:A solution using ...
分类:其他好文   时间:2015-01-06 02:03:43    阅读次数:172
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