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触发器
为什么需要触发器 为什么需要触发器(TRIGGER)呢?典型的应用就是银行的取款机系统 假定该系统的数据库设计需要两张表:帐户信息表(bank)存放帐户的信息,交易信息表(transInfo)存放每次的交易信息。 上述结果有什么错误?您一定发现了,当张三取钱200元时,虽然交易信息表(trans.....
分类:其他好文   时间:2015-03-04 12:34:06    阅读次数:199
PAT1014. Waiting in Line
Suppose a bank has N windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. The rules...
分类:其他好文   时间:2015-03-03 13:10:32    阅读次数:182
移进规约冲突一例
最近需要给REVOKE语句增加一个新的语法形式,通过bison编译,发现移进/规约冲突(SHIFT/REDUCT CONFLICT),可以通过拆分语法规则的方式,来解决该问题。...
分类:其他好文   时间:2015-03-03 11:44:12    阅读次数:1148
PAT1017. Queueing at Bank
Suppose a bank has K windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. All the c...
分类:其他好文   时间:2015-03-03 11:08:22    阅读次数:196
BZOJ 1531 POI2005 Bank notes 多重背包
题目大意:多重背包 一大早就水了个题233 #include #include #include #include #define M 20200 using namespace std; int n,k,b[220],c[220]; int f[M]; int main() { int i,j,k; cin>>n; for(i=1;i<=n;i++) scanf("%d",...
分类:其他好文   时间:2015-03-03 08:38:14    阅读次数:142
Where is the near bank?
Where‘sthenearbank?It‘sjustaroundthecorner.WhereisPeter?Whereisthedepartmentstore?Whereisthepostoffice?Whereisthenearestbank?Whereisthenearestpostoffice?Whereisthenearestdepartmentstore?It‘sjustaroundthecorner.Where‘stheschool,Please?Where‘sthepostoffice,Pl..
分类:其他好文   时间:2015-03-02 15:05:14    阅读次数:163
1017. Queueing at Bank
Suppose a bank has K windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. All the customers have to wait in line behind the yellow li...
分类:其他好文   时间:2015-03-02 09:38:56    阅读次数:160
1014. Waiting in Line (30)
Suppose a bank has N windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. The rules for the customers to wait in line are: The spa...
分类:其他好文   时间:2015-02-25 21:11:01    阅读次数:177
NYOJ 179 LK's problem (排序模拟)
链接:click here~~ 题意: 描述 LK has a question.Coule you help her? It is the beginning of the day at a bank, and a crowd  of clients is already waiting for the entrance door to  open.  Once the ban...
分类:编程语言   时间:2015-02-24 13:52:25    阅读次数:210
hdu 1114 Piggy-Bank 完全背包
近乎裸的求最小值的完全背包
分类:其他好文   时间:2015-02-20 00:04:46    阅读次数:222
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