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使用DBMS_FGA实现细粒度审计
实验:使用DBMS_FGA实现细粒度审计 1,创建测试表 TEST_USR1@PROD1> create table audit_test (x number ); Table created. 2,创建审计策略 TEST_USR1@PROD1> conn / as sysdba Connected. SYS@PROD1> begin DBMS_FGA.ADD_POLICY ( ...
分类:数据库   时间:2014-09-15 21:24:59    阅读次数:294
【LeetCode题目记录-4】插入数组间隔问题
Insert Interval  Given a set of non-overlapping intervals, insert a new interval into the intervals (merge if necessary). You may assume that the intervals were initially sorted according to t...
分类:其他好文   时间:2014-09-15 17:51:09    阅读次数:264
Java 进阶(二) 使用visualVM远程监控JVM
1.配置Java安全访问 新建文件jstatd.all.policy 内容: grant codebase "file:${java.home}/../lib/tools.jar" { permission java.security.AllPermission; }; 2.在远程服务器上执行 jstatd -J-Djava.security.p...
分类:编程语言   时间:2014-09-15 16:06:39    阅读次数:177
[Leetcode][JAVA] Merge Two Sorted Lists & Sort List
Merge Two Sorted Lists:Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the fi...
分类:编程语言   时间:2014-09-15 01:02:17    阅读次数:269
Hadoop安装遇到的各种异常及解决办法(1)
异常一: 2014-03-13 11:10:23,665 INFO org.apache.Hadoop.ipc.Client: Retrying connect to server: Linux-hadoop-38/10.10.208.38:9000. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFi...
分类:其他好文   时间:2014-09-14 14:07:17    阅读次数:362
Merge Two Sorted Lists
Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. 1 /** 2 ...
分类:其他好文   时间:2014-09-13 20:03:15    阅读次数:228
LeetCode Sort List
Sort a linked list inO(nlogn) time using constant space complexity.归并排序的基本思想是:找到链表的middle节点,然后递归对前半部分和后半部分分别进行归并排序,最后对两个以排好序的链表进行Merge。/** * Definitio...
分类:其他好文   时间:2014-09-13 13:15:45    阅读次数:155
oracle 联结方法
一般来说,联结方法分为:嵌套循环联结(Nested Loops),散列联结(Hash-Join),排序合并联结(Sort Merge Join)以及笛卡尔联结(Merge Join Cartesian). 1、嵌套循环联结(Nested Loops) 嵌套循环有外部表(drivingtable,驱动表)和内部表(inner或driven-to table ,被驱动表)的概念,一般来说,结果集大...
分类:数据库   时间:2014-09-12 10:14:43    阅读次数:278
atitit.hbnt orm db 新新增更新最佳实践o99
atitit.hbnt orm db 新新增更新最佳实践o99   1. merge跟个save了. 1 2. POJO对象处于游离态、持久态、托管态。使用merge()的情况。 1 3. @DynamicInsert @DynamicUpdate 2 4. 实际调用merge()生成的sql 2 5. 参考 2     1. merge跟个save了. Update Upd...
分类:数据库   时间:2014-09-11 23:50:22    阅读次数:383
Merge Intervals
Given a collection of intervals, merge all overlapping intervals.For example,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18].思路:先对输入数据按st...
分类:其他好文   时间:2014-09-11 17:13:22    阅读次数:182
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