ASRIS Technical Specifications V1.6

Table 54: The projects tableColumn Name Data Type Length Nullable Descriptionagency_code nvarchar 3 no Agency identifierproject_code nvarchar 10 no Project identifierproject_name nvarchar 240 no Project nameproject_contact nvarchar 4 no Project contact officerproject_biblio_ref nvarchar 240 yes Bibliographic referenceTable 55: The features table.Column Name Data Type Length Nullable Descriptionagency_code nvarchar 3 no Agency identifierproject_code nvarchar 10 no Project identifierfeature_id nvarchar 20 no Feature identifiercomponent_id nvarchar 30 no Unmapped component identifierfeature_id_orig nvarchar 30 yes Feature identifier of orginating agencyif different to feature_idproportion int 5 no Feature proportion if component_id=0otherwise component proportionfeature_type nvarchar 2 no Feature type, e.g. point, polygonhierarchy nvarchar 3 no Level of ASRIS hierarchyfeature_name nvarchar 30 yes Name of the featuredate_desc datetime 8 yes Date feature was describedref_agency_code nvarchar 3 yes Parent feature's agency coderef_project_code nvarchar 10 yes Parent feature's project coderef_feature_id nvarchar 20 yes Parent feature's feature coderef_component_id nvarchar 30 no Parent feature's component identifierTable 56: The feature notes tableColumn NameDatatypeLength Nullable Descriptionagency_code nvarchar 3 no Agency identifierproject_code nvarchar 10 no Project identifierfeature_id nvarchar 20 no Feature identifiercomponent_id nvarchar 30 no Unmapped component identifiernote_type nvarchar 30 no Type of note e.g. horizon notefeature_notes nvarchar 240 yes Feature notes if component_id = 0 otherwisenotes refers to the component68