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Postgresql 获取表结构

select Field.attnum,Field.attname AS field,pg_type.typname AS type,Field.attlen AS length,Field.attnotnull AS notnull,pg_attrdef.adsrc AS default,Field.comment as comment from (...

2016/11/07 16:39
246
Centos6.5编译安装Nginx-1.11.5和简单配置

Nginx官方站点 http://nginx.org/cn/ tengine 淘宝基于nginx二次开发 http://tengine.taobao.org/ nginx已经附带memcache模块,可以管理缓存,而且支持平滑升级...... 系统Centos6.5_64位 rp...

2016/11/01 13:41
325
postgresql 删除重复数据

DELETE FROM tablename WHERE id IN (SELECT id FROM (SELECT id, row_number() over (partition BY column1,column2,column3 ORDE...

2016/10/19 10:05
743
apache 负载均衡

LoadModule proxy_module modules/mod_proxy.so LoadModule proxy_balancer_module modules/mod_proxy_balancer.so LoadModule proxy_http_module modules/mod_proxy_http.so LoadModule slo...

2015/06/24 15:28
55
How To Install DenyHosts On Ubuntu 14.04 Server

DenyHosts is a python tool that monitors your webserver logs for activities that may signal a brute force attack against you. A brute force attack is a method used by bad guys t...

2015/01/12 16:18
105

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