async public Task <int> ExecuteCount(IQueryFilter filter)
{
filter.GeometryToSpatialReference(this.SpatialReference);
using (DbConnection connection = _dataset.ProviderFactory.CreateConnection())
{
connection.ConnectionString = _dataset.ConnectionString;
await connection.OpenAsync();
DbCommand command = _dataset.SelectCommand(this, filter, out string shapeFieldname, "count", this.IDFieldName);
command.Connection = connection;
object result = await command.ExecuteScalarAsync();
return(Convert.ToInt32(result));
}
}
