大数据

# Redis配置文件样例 # Note on units: when memory size is needed, it is possible to specifiy# it in the usual form of 1k 5GB 4M and so forth:## 1k => 1000 bytes# 1kb => 1024 bytes# 1m => 1000…

一、基础构架 1.概述 　　MySQL 可以分为 Server 层和存储引擎层两部分，Server 层包括连接器、查询缓存、分析器、优化器、执行器等，涵盖 MySQL 的大多数核心服务功能，以及所有的内置函数（如日期、时间、数学和…

ClickHouse应用场景 ClickHouse 是俄罗斯的 Yandex 于 2016 年开源的用于在线分析处理查询（OLAP :Online Analytical Processing）MPP架构的列式存储数据库（DBMS：Database Management System），能够使用 SQL 查…

create table emp(id int primary keyauto_increment,name varchar(32),dep_id int unique,foreign key(dep_id)references dep(id)on update cascade on delete cascade);create table dep(id int primary key auto…

使用navicat客户端工具连接上测试的mysql数据库，新建一个测试表 CREATE TABLE `t_user` (   `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '用户编号',   `login_name` varchar(50) NOT NULL COMMENT '用户名',  …

by Madan Thota Endeca Information Discovery (EID) is a data discovery tool that helps business analysts to rapidly explore relevant data.  If you are already using Oracle Business Intelligence E…

by Shiva Molabanti You installed OBIEE 11G and you did not write down the Weblogic Domain admin password, or you’ve had it installed for a while and can’t remember what the password is to get into th…

by Kurt Wolff It may be strange to be writing this with the intention of posting to a blog, but I thought someone should step back a minute and issue a few words of warning about information that can…

by Shiva Molabanti You installed OBIEE 11G and you did not write down the Weblogic Domain admin password, or you’ve had it installed for a while and can’t remember what the password is to get into th…

by Kurt Wolff It may be strange to be writing this with the intention of posting to a blog, but I thought someone should step back a minute and issue a few words of warning about information that can…