The data attribute: attribute data includes all information relating to land is collected, investigate, types of documents, books and records, the basic test mobiphone operation ... they are aggregated under the form of tables. The database is divided into the levels of national, provincial, district, commune and in the levels are divided into two levels: nationally and by province, the whole province and according to the district, the entire district and to the town. The data model of the data attribute consists of two basic types of data: static data and dynamic data. Static data types include the tables of reference as the name, the name of the district. Types of data include the rest of the form table data according to time series. The standard format of this data format is usually the standard form of the flurry software as: Excel, Access, Foxpro, ... This is the software that computer corresponding to the software of GIS or LIS.
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