Research and Implementation of ETL Cluster Optimization Technology
OU Yang-jing · Computer Knowledge and Technology · 2012
Along with the increasing of application system users and business growth,the data scale is getting larger and larger.The requirements of the storage capability and performance for the data warehouse is becoming higher and higher.Regarding the developing application system business,the foremost problem faced with the data warehouse is how to continuously improving the data analyzing ability.Under such a situation,the physical separation of the data warehouse is the principle solution.It is very important to set up a reasonable data warehouse separation strategy for different systems.Based on real project experiences of data warehouse separation,the paper analyzed several different data separation strategies and scenarios.