Provincial Land Utilization Database Construction Analysis

According to the requirements of provincial land management operation, this paper introduced a method to build municipal land usage database on country level land usage database building. It realizes provincial land usage data updating, transfer and application management. This paper analyzed provincial land usage database construction requirements from data, software and hardware environment, database, etc. It also designed the mathematic base, land usage data feature, data dictionary and metadata. All the database construction process has been listed, including database configuration management, system optimization and security maintenance. at last, it presents some database applications which provides reference for the provincial land usage database construction.