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alter database open resetlogs
使用resetlogs选项,会把当前的日志序号(log sequence number)重设为1,并抛弃所有日志信息。在以下条件时需要使用resetlogs选项:在不完全恢复(介质恢复);使用备份控制文件。使用resetlogs打开数据库后,务必要完整地进行一次数据库备份。不完全恢复只能做一次吗?采...
分类:数据库   时间:2014-07-07 22:21:21    阅读次数:430
InnoDB: Operating system error number 87 in a file operation. 错误87的解决方法
InnoDB: Operating system error number 87 in a file operation. 错误87的解决方法140628 8:10:48 [Note] Plugin 'FEDERATED' is disabled.140628 8:10:48 InnoDB: The...
分类:数据库   时间:2014-07-07 21:36:13    阅读次数:810
2-0SBO学习心得(格式化搜索)
SBO的大部分业务单据都是主、从表的关系结构,类似于单头和单身的关系。格式化搜索的原理就是抓取到当前激活页面(单据)里显示的任意值。抓取方式:1.针对表头:$[表名.字段名]或者$[$Item.0]2.针对表身:$[$Item.Column.0/number/currency/date],最常用的还...
分类:其他好文   时间:2014-07-07 19:56:21    阅读次数:178
Problem Distinct Subsequence
Problem Desciption : Given a stringSand a stringT, count the number of distinct subsequences ofTinS.A subsequence of a string is a new string which is...
分类:其他好文   时间:2014-07-07 19:39:07    阅读次数:206
[Vim] Vim常用基本操作
1. 导航 1.1. 查看行号 :set number 显示行号 :.= 在底部显示当前行号 := 在底部显示总行号 1.2. 移动光标 0 ^ 移动光标到当前行首 $ 移动光标到当前行尾 w 移动到下个单词开头 b 移动到上个单词开头 :0 1G...
分类:其他好文   时间:2014-07-07 18:09:02    阅读次数:153
Distinct Subsequences
题目 Given a string S and a string T, count the number of distinct subsequences of T in S. A subsequence of a string is a new string which is formed from the original string by deleting some...
分类:其他好文   时间:2014-06-30 09:36:18    阅读次数:192
Edit Distance
题目 Given two words word1 and word2, find the minimum number of steps required to convert word1 to word2. (each operation is counted as 1 step.) You have the following 3 operations permitte...
分类:其他好文   时间:2014-06-30 00:46:38    阅读次数:262
【LeetCode】ZigZag Conversion
题目 The string "PAYPALISHIRING" is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font for better legibility) P A H N A...
分类:其他好文   时间:2014-06-30 00:07:36    阅读次数:268
leetCode: Single Number II [137]
【题目】 Given an array of integers, every element appears three times except for one. Find that single one. Note: Your algorithm should have a linear runtime complexity. Could you implement it without using extra memory? 【题意】 给定一个整数以外,其中除了一个整数只出现一次以外...
分类:其他好文   时间:2014-06-29 22:52:35    阅读次数:246
HDU 2824 The Euler function 题解
求区间的euler数值,自然使用筛子法了。 Problem Description The Euler function phi is an important kind of function in number theory, (n) represents the amount of the numbers which are smaller than n and coprim...
分类:其他好文   时间:2014-06-29 22:49:30    阅读次数:303
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