arcpy.SelectLayerByAttribute_management(table,"NEW_SELECTION", where) exceptarcpy.ExecuteError: arcpy.GetMessages()
arcpy定义查询的基本语法与SQL查询类似,主要包括选择字段、运算符和条件值。具体的语法结构如下: plaintext SELECT * FROM table_name WHERE condition; SELECT *:表示选择所有字段。 FROM table_name:指定要查询的表或图层。 WHERE condition:指定筛选条件。在arcpy中,定义查询通常通过SelectLayerByAttribute_management...
arcpy.env.workspace=ur'E:\yaxxnxxu\121xxx房xx\Data80.gdb'courtname= str(sys.argv[1]) surround_courts=[]fc_court= ur'RG\小区面'arcpy.MakeFeatureLayer_management(fc_court,'court_lyr2') sql="Name='"+ courtname +"'"arcpy.SelectLayerByAttribute_management('court_lyr2',"NEW_SELECTION", ...
使用arcpy.SelectLayerByAttribute筛选'FUNCCLASS'为‘1’后，导出的仍然和源文件一模一样。觉得是arcpy....
ArcGIS 提供了两种选择图层中要素的方法。分别是按位置选择图层和按属性选择图层,对应 ArcPy 中的SelectLayerByLocation_management和SelectLayerByAttribute_management两种方法。 按位置选择图层根据与另一个图层中的要素的空间关系来选择本图层中的要素; 按属性选择图层基于属性查询在图层或表视图中添加、更新或移除选择内...
/GIS_Data"# 加载数据input_feature_class="input_data.shp"output_feature_class="cleaned_data.shp"# 进行数据清理arcpy.DeleteField_management(input_feature_class,["unwanted_field"])arcpy.MakeFeatureLayer_management(input_feature_class,"data_lyr")arcpy.SelectLayerByAttribute_management("data_lyr","NEW...
witharcpy.da.SearchCursor(IterateLayer,["OID@"])ascursor:forrowincursor:rowID=str(row[0])arcpy.AddMessage(fr"Processing for Pole: "+rowID)PoleSelected=mgt.SelectLayerByAttribute(IterateLayer,"NEW_SELECTION","OBJECTID = {}".format(row[0]))arcpy.AddMessage("Closest River/Stream Processing")de...
arcpy.SelectLayerByAttribute_management(in_layer_or_view, selection_type, where_clause) 其中,in_layer_or_view 是输入图层或视图,selection_type 是选择类型(如新建选择、添加到选择等),where_clause 是属性条件表达式。属性条件表达式可以使用 SQL 语句编写,例如 "POPULATION > 1000000" 表示人口大于100万的要素...
"StreetName"] where = "StreetName >= 'A' #just concerned with named streets, no numbers with arcpy.da.SearchCursor("view",fields,where) as cursor: for row in cursor: Select = #need to format a where clause that # evalutes row[0] not in typeDict arcpy.SelectLayer,ByAttribute...
arcpy 中SelectLayerByAttribute_management使用注意事项 http://blog.sina.com.cn/s/blog_54b09dc90102wgpi.html