摘要
本文设计了教学管理数据仓库ETL架构,提出了数据仓库的两段迁移法,利用临时数据库来减轻业务数据库压力,有效克服了传统ETL架构的缺陷。本文还详细说明如何利用SQL Server DTS实现这两阶段ETL过程。
The article designs the ETL schema of teaching management data warehouse. A two-stage transfer method of data warehouse is offered, which using the temp database reduce the business database pressure and effectively overcoming the defects of traditional ETL schema. This article also illustrates in detail how to realize ETL process with SQL Server DTS.
作者
黄光明
HUANG Guang-Ming (Information Engineering Dep., Liuzhou Vocational & Technical College, Liuzhou 545006,China)
出处
《电脑知识与技术》
2007年第10期37-38,共2页
Computer Knowledge and Technology
基金
柳州职业技术学院研究项目(2005B06)