Featureworkspace指定字段对应的记录值怎么获取

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WebApr 13, 2024 · You'll need to ask Esri why, but it is not possible to access any sys tables directly using SE_table_describe, which means that any interface which accesses the system view piecemeal will fail. The underlying ArcSDE functions can create a stream accessing the sys.columns view, and it's possible to generate a Query Layer on … WebThe feature type parameter specifies the category type of features stored in the feature class. In most cases, use the esriFTSimple value of the esriFeatureType enumeration - …

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WebIEnumDatasetName enumDatasetName = sourceWorkspace. get_DatasetNames (esriDatasetType.esriDTFeatureDataset); enumDatasetName.Reset (); IName … WebJun 21, 2013 · IS_GEODATABASE: *is geodatabase*. CONNPROP-REV: *connprop-rev*. Since it returns the wrong instance, the call featureWorkspace.OpenFeatureClass (datasetName.Name) throws an exeption since the feature we are looking for does not exist in the specified instance. All the other connection properties are fine. brentfield primary school london

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WebGet the IWorkspace. To learn how to open a workspace, see Connecting to geodatabases and databases.; Using the workspace from step 1, use one of the following options to get the IDatasetContainer: WebApr 8, 2024 · ArcObject 实现拓扑创建和检查. 拓扑（Topology）是在同一个要素集（FeatureDataset）下的要素类（Feature Class）之间的拓扑关系的集合。. 所以要参与一个拓扑的所有要素类，必须在同一个要素集内（也就是具有同一的空间参考），这样进行的拓扑检查才是精确的 ... countertop dishwasher spt 2201

enterprise geodatabase - Accessing system tables using ArcObjects ...

WebOct 8, 2024 · Arcgis Engine（ae）接口详解（6）：workspace操作 - $(document).ready(function() {$('pre code').each(function(i, block) { hljs.highlightBlock( block ... WebUse the IFeatureDataset.CreateFeatureClass method to create feature classes in feature datasets. The arguments to this method are almost identical to IFeatureWorkspace.CreateFeatureClass, except the IFeatureDataset method requires the spatial reference of the feature class match of the containing feature dataset. See the … countertop dishwasher soap suggestionsWebArcEngine 可以接受多种数据源。. 在开发过程中我们使用了如下几种数据源. 1.企业数据库（SDE）. 企业数据库需要使用SDE来管理，所以需要使用SDE的Workspace来表示连接 … countertop dishwashers on display

"WebOct 16, 2024 · You just need to add "SHAPE" to your list of fields specified in .SubFields " - Featureworkspace指定字段对应的记录值怎么获取

Featureworkspace指定字段对应的记录值怎么获取

enterprise geodatabase - Accessing system tables using ArcObjects ...

WebDescription. The IFeatureWorkspace interface is used to access and manage datasets that are a key component of a feature based geodatabase; Tables and ObjectClasses, FeatureClasses, FeatureDatasets, and RelationshipClasses.All of the Open methods (such as OpenTable) take a dataset name as input.When working with an enterprise … WebThe DataSourcesOleDB library contains the implementation of the Geodatabase application programming interface (API) for the Microsoft Object Linking and Embedding database (OLE DB) data sources, text file data sources, and Excel data sources. This library also provides a way to use ActiveX Data Objects (ADO) to connect to an existing …

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WebMay 31, 2011 · Feature classes 存储了简单的要素，他可以在featureDataset内也可以在dataet外，在外面的featureclass被称作独立的featureclass。. 存储了拓扑关系 … WebC# IFeatureClass.Insert使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。. 您也可以进一步了解该方法所在类IFeatureClass 的用法示例。. 在下文中一共展示了 IFeatureClass.Insert方法的15个代码示例，这些例子默认根据受欢迎程度排序。. 您可 …

WebOct 8, 2024 · featureWorkspace = WorkspaceEdmHelper.CreateFileGdb("C:\\aaa", "test.gdb"); //创建personal gdb（mdb），参数1是文件所在文件夹，参数2是数据库名称 … WebThe IFeatureWorkspace interface is used to access and manage datasets that are a key component of a feature based geodatabase; Tables and ObjectClasses, FeatureClasses, FeatureDatasets, and RelationshipClasses. All of the Open methods (such as OpenTable) take a dataset name as input. When working with an enterprise geodatabase, the name …

http://zhihu.geoscene.cn/article/3445 WebJun 23, 2024 · Arcgis Engine（ae）接口详解（6）：workspace操作. //此处用的workspace来源与用户选择 IWorkspace workspace = null; //workspace一般等同于数据 …

WebJul 31, 2011 · IWorkspace workspace; IWorkspaceFactory workspacefactory; IFeatureWorkspace featureworkspace; workspacefactory = new …

WebApr 24, 2024 · IFeatureClass tdlyFC = featureWorkspace.OpenFeatureClass(“tdly”); 读取数据集用的是 featureWorkspace.OpenFeatureDataset(“topo”);读取要素类用的是featureWorkspace.OpenFeatureClass(“cxghph”);那这个cxghph要素是test.gdb下的还是数据集topo下的呢？ countertop dishwasher spt sd-2201wWeb如果您想在电脑上打开一个 .feature 的文件，你只需要安装适当的应用程序。. 如果 .feature 文件关联设置不正确，您可能会收到以下错误信息：. 视窗无法打开此文件：. 文 … countertop dishwasher spt so-2201sWebFeatureClass* DescribeFeatureTypeHandler::GetFeatureClassBySource(WebRequest* pWebRequest, WebContext* pWebContext, User* pUser) { const char* typeName = … brentfield way penrithWebMar 6, 2012 · IEnumDatasetName enumDatasetName = featureWorkspace.get_DatasetNames (esriDatasetType.esriDTAny); … brent fife obituaryWebSep 7, 2024 · Try neatening up your indents - for example, you don't need to indent the first line where you import arcpy. Also, in your first script (the one that is working), the … brentfield primary school websiteWebRemarks. The OpenFeatureClass method can be used to open any existing feature class in the workspace given its fully qualified name. Note that every feature class in a geodatabase has a unique fully qualified name, and the OpenFeatureClass method can be used to directly open feature classes that are part of a feature dataset (the feature ... brentfield twitterWebpublic static IQueryDef CreateQueryDef(IFeatureWorkspace featureWorkspace, String tables, String subFields, String whereClause) { // Create the query definition. IQueryDef queryDef = featureWorkspace.CreateQueryDef(); // Provide a list of table(s) to join. brent fine in deputy doughnut