private static IFeatureClass BuildQueryFeatureClass(string connection, string query, string name, string oidFields, int?srid, esriGeometryType?geometryType)
{
var factory = new SqlWorkspaceFactoryClass();
var workspace = factory.OpenFromString(connection, 0);
//var workspace = factory.OpenFromFile(@"c:\tmp\AnimalMovement.sde", 0);
var sqlWorkspace = (ISqlWorkspace)workspace;
var queryDescription = sqlWorkspace.GetQueryDescription(query);
if (!String.IsNullOrEmpty(oidFields))
{
queryDescription.OIDFields = oidFields;
}
if (srid.HasValue)
{
queryDescription.Srid = srid.Value.ToString(CultureInfo.InvariantCulture);
var srEnv = new SpatialReferenceEnvironmentClass();
queryDescription.SpatialReference = srEnv.CreateSpatialReference(srid.Value);
}
if (geometryType.HasValue)
{
queryDescription.GeometryType = geometryType.Value;
}
sqlWorkspace.CheckDatasetName(name, queryDescription, out name);
var queryClass = sqlWorkspace.OpenQueryClass(name, queryDescription);
var featureClass = (IFeatureClass)queryClass;
return(featureClass);
}
private static IFeatureClass BuildQueryFeatureClass(string connection, string query, string name, string oidFields, int? srid, esriGeometryType? geometryType)
{
var factory = new SqlWorkspaceFactoryClass();
var workspace = factory.OpenFromString(connection, 0);
//var workspace = factory.OpenFromFile(@"c:\tmp\AnimalMovement.sde", 0);
var sqlWorkspace = (ISqlWorkspace)workspace;
var queryDescription = sqlWorkspace.GetQueryDescription(query);
if (!String.IsNullOrEmpty(oidFields))
queryDescription.OIDFields = oidFields;
if (srid.HasValue)
{
queryDescription.Srid = srid.Value.ToString(CultureInfo.InvariantCulture);
var srEnv = new SpatialReferenceEnvironmentClass();
queryDescription.SpatialReference = srEnv.CreateSpatialReference(srid.Value);
}
if (geometryType.HasValue)
queryDescription.GeometryType = geometryType.Value;
sqlWorkspace.CheckDatasetName(name, queryDescription, out name);
var queryClass = sqlWorkspace.OpenQueryClass(name, queryDescription);
var featureClass = (IFeatureClass)queryClass;
return featureClass;
}
