1、图层和镶嵌数据集中的显示特定元素的方法
IFeatureLayerDefinition pFeatureLayerDefinition = pFeatureLayer
as IFeatureLayerDefinition;
pFeatureLayerDefinition.DefinitionExpression = sSQL;
IMosaicLayer pMosaicLayer =
new MosaicLayerClass();
ITableDefinition pTableDefiniton = pMosaicLayer
as ITableDefinition;
pTableDefinition.DefinitionExpression = sSQL;
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