protected virtual void VisitIndexType(IndexType type)
{
if (type.HasFlag(IndexType.Unique))
{
Append("UNIQUE");
}
Append(type.HasFlag(IndexType.Clustered) ? "CLUSTERED" : "NONCLUSTERED");
}
//将IndexAttribute添加到IndexAnnotation
private static void AddIndexColumn(string indexName, IndexType indexOptions, int column, PrimitivePropertyConfiguration propertyConfiguration)
{
var indexAttribute = new IndexAttribute(indexName, column)
{
IsClustered = indexOptions.HasFlag(IndexType.Clustered),
IsUnique = indexOptions.HasFlag(IndexType.Unique)
};
var annotation = GetIndexAnnotation(propertyConfiguration);
if (annotation != null)
{
var attributes = annotation.Indexes.ToList();
attributes.Add(indexAttribute);
annotation = new IndexAnnotation(attributes);
}
else
{
annotation = new IndexAnnotation(indexAttribute);
}
propertyConfiguration.HasColumnAnnotation(IndexAnnotation.AnnotationName, annotation);
}
/// <summary>
/// Loads an IndexFile from a remote CDN
/// </summary>
/// <param name="stream"></param>
public IndexFile(CDNClient client, string path, IndexType type) : this(IndexType.Unknown)
{
if (!path.EndsWith(".index", StringComparison.OrdinalIgnoreCase))
{
path += ".index";
}
string endpoint = type.HasFlag(IndexType.Data) ? "data" : "patch";
string url = Helpers.GetCDNUrl(path, endpoint);
using (var stream = client.OpenStream(url).Result)
Read(stream);
Type = DetermineType(type);
}
protected virtual void VisitIndexType(IndexType type)
{
if (type.HasFlag(IndexType.Unique)) Append("UNIQUE");
Append(type.HasFlag(IndexType.Clustered) ? "CLUSTERED" : "NONCLUSTERED");
}