ORACLE文件组成:控制文件,数据文件,日志文件控制文件相关视图:V$DATABASEV$CONTROLFILEV$CONTROLFILE_RECORD_SECTIONV$PARAMETER查看控制文件信息:SELECTTYPE,RECORD_SIZE,RECORDS_TOTAL,RECORDS_USEDFROMV$CONTROLFILE_RECORD_SECTION;TYPERECORD_SIZERECORDS_TOTALRECORD..
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数据库 时间:
2015-02-08 23:26:39
阅读次数:
518
Ubuntu 14.04.1 LTS
rsyslog server: 10.0.7.77
python client: 10.0.2.122
[rsyslog server]1.Install rsyslog server for apt-get
sudo apt-get install -y rsyslog 2.edit /etc/rsyslog.conf ,uncomment t...
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编程语言 时间:
2015-02-08 14:07:58
阅读次数:
208
Suppose a sorted array is rotated at some pivot unknown to you beforehand.
(i.e., 0 1 2 4 5 6 7 might become 4
5 6 7 0 1 2).
Find the minimum element.
You may assume no duplicate exists in ...
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其他好文 时间:
2015-02-07 13:09:58
阅读次数:
108
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list.
For example,
Given 1->2->3->3->4->4->5, return 1->2->5.
Given...
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编程语言 时间:
2015-02-05 13:39:58
阅读次数:
152
题目:
Suppose a sorted array is rotated at some pivot unknown to you beforehand.
(i.e., 0 1 2 4 5 6 7 might become 4
5 6 7 0 1 2).
Find the minimum element.
The array may contain duplicate...
分类:
编程语言 时间:
2015-02-04 16:39:32
阅读次数:
150
1.merge into的用途Merge是一个非常有用的功能,与DB2中的merge into功能几乎一样,与Mysql里的insert into on duplicate key也很类似。MERGE INTO 是Oracle 9i以后才出现的新的功能。简单来说可以是一个“有则更新,无则插入”的功能...
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数据库 时间:
2015-02-03 18:58:49
阅读次数:
190
思路:
大致思路就是,遍历链表找出重复元素的子列并删除重复元素子列,当然,第一个元素开始有重复元素的话比较特种,需要特殊考虑。删除子列的过程稍微有点绕,题目倒是不难理解。...
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其他好文 时间:
2015-02-03 13:27:28
阅读次数:
136
DescriptionOften when manipulating datasets with similar structures, you need to copy the records from one dataset to another.E.g. you may have fetche...
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其他好文 时间:
2015-02-03 12:58:51
阅读次数:
249
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list.
For example,
Given 1->2->3->3->4->4->5, return 1->2->5.
Given 1->...
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其他好文 时间:
2015-02-01 16:10:35
阅读次数:
187
【题目】
Suppose a sorted array is rotated at some pivot unknown to you beforehand.
(i.e., 0 1 2 4 5 6 7 might become 4
5 6 7 0 1 2).
Find the minimum element.
You may assume no duplicate ...
分类:
其他好文 时间:
2015-01-31 17:54:53
阅读次数:
203