原文:10. IDENTITY属性使用小结从SQL Server 2012开始有了Sequence,简单用列如下:CREATE SEQUENCE TestSeqSTART WITH 1INCREMENT BY 1 ;SELECT NEXT VALUE FOR TestSeq AS NextValue...
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其他好文 时间:
2014-06-25 23:43:30
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276
题目
Implement wildcard pattern matching with support for '?' and '*'.
'?' Matches any single character.
'*' Matches any sequence of characters (including the empty sequence).
The matching sh...
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其他好文 时间:
2014-06-25 19:56:35
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275
ORACLE SEQUENCE
ORACLE没有自增数据类型,如需生成业务无关的主键列或惟一约束列,可以用sequence序列实现。
CREATE SEQUENCE语句及参数介绍:
创建序列:需要有CREATE SEQUENCE或者CREATE ANY SEQUENCE权限,
CREATE SEQUENCE [ schema. ]sequence
[ { IN...
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数据库 时间:
2014-06-25 19:48:07
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225
A bottom-up DP. To be honest, it is not easy to relate DP to this problem. Maybe, all "most"\"least" problems can be solved using DP..Reference:http:/...
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Web程序 时间:
2014-06-25 18:39:32
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235
The set[1,2,3,…,n]contains a total ofn! unique permutations.By listing and labeling all of the permutations in order,We get the following sequence (ie...
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其他好文 时间:
2014-06-25 14:22:41
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The count-and-say sequence is the sequence of integers beginning as follows:1, 11, 21, 1211, 111221, ...1is read off as"one 1"or11.11is read off as"tw...
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其他好文 时间:
2014-06-25 12:21:32
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235
【题目】
Given an unsorted array of integers, find the length of the longest consecutive elements sequence.
For example,
Given [100, 4, 200, 1, 3, 2],
The longest consecutive elements sequence is [1, 2, 3, 4]. Return its length: 4.
Your algorithm should run...
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其他好文 时间:
2014-06-25 07:55:42
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244
Thread 1 cannot allocate new log, sequence 415
Private strand flush not complete
Current log# 4 seq# 414 mem# 0: /dev/rora_redotb04
Thread 1 advanced to log sequence 415...
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其他好文 时间:
2014-06-24 17:44:29
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285
模式匹配的实现,'?'代表单一字符,'*'代表任意多的字符,写代码实现两个字符串是否匹配。
Implement wildcard pattern matching with support for '?' and '*'.、
'?' Matches any single character.
'*' Matches any sequence of characters (inclu...
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其他好文 时间:
2014-06-22 16:40:44
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225
一、Oracle内置角色connect与resource的权限
grant connect,resource to user;
CONNECT角色: --是授予最终用户的典型权利,最基本的
ALTER SESSION --修改会话
CREATE CLUSTER --建立聚簇
CREATE DATABASE LINK --建立数据库链接
CREATE SEQUENCE ...
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数据库 时间:
2014-06-22 14:30:19
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209