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Oracle 批量造数据
1、通过存储过程方式CREATE OR REPLACE procedure XXZY.p_testis i number; begin for i in 1..210000 loopINSERT INTO test_job VALUES(i,'张三'||to_char(i));end LOOP;EX...
分类:数据库   时间:2015-01-15 19:43:22    阅读次数:231
Largest Number
Largest Number...
分类:其他好文   时间:2015-01-15 18:29:22    阅读次数:151
POJ1177----Picture
Picture Time Limit: 2000MS   Memory Limit: 10000K Total Submissions: 10727   Accepted: 5662 Description A number of rectangular posters, photographs and other pictures of t...
分类:其他好文   时间:2015-01-15 18:22:49    阅读次数:188
Combination Sum -- leetcode
Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T. The same repeated number may be chosen from C unlimited numb...
分类:其他好文   时间:2015-01-15 18:17:48    阅读次数:186
[LeetCode] Letter Combinations of a Phone Number 回溯
Given a digit string, return all possible letter combinations that the number could represent.A mapping of digit to letters (just like on the telephon...
分类:其他好文   时间:2015-01-15 18:08:11    阅读次数:108
[LeetCode] Valid Number 确认是否为数值
Validate if a given string is numeric.Some examples:"0"=>true" 0.1 "=>true"abc"=>false"1 a"=>false"2e10"=>trueNote:It is intended for the problem stat...
分类:其他好文   时间:2015-01-15 18:07:03    阅读次数:122
full join 时通过辅助列序号列消除笛卡尔积重复列
如果没有序号列,那么如果领灯表里有3条数据,还灯表里面有2条数据,full join后就是3*2=6条数据--1、领灯表,每天每班每人允许重复数据select ID ,ROW_NUMBER() over(partition by PersonID,classid,dt_ClassData ...
分类:其他好文   时间:2015-01-15 18:04:31    阅读次数:124
rtx任务间通信--信号量
void os_sem_init ( OS_ID semaphore, /* The semaphore object to initialize */ U16 token_count ); /* Initial number of tokens */参数semaphore的类型必须为...
分类:其他好文   时间:2015-01-15 17:36:15    阅读次数:170
Java-Largest Number
Given a list of non negative integers, arrange them such that they form the largest number. For example, given [3, 30, 34, 5, 9], the largest formed number is 9534330. Note: The result may be very...
分类:编程语言   时间:2015-01-15 16:13:16    阅读次数:273
[leetcode] Factorial Trailing Zeroes
Factorial Trailing ZeroesGiven an integern, return the number of trailing zeroes inn!.Note:Your solution should be in logarithmic time complexity.思路:不...
分类:其他好文   时间:2015-01-15 15:57:13    阅读次数:158
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