public List<ListsInfo> GetListsStatsVerySlowly()
{
Api.JetSetCurrentIndex(session, Lists, "by_name_and_key");
Api.MoveBeforeFirst(Session, Lists);
string currentName = null;
List<ListsInfo> res = new List<ListsInfo>();
ListsInfo currentListsInfo = null;
while (Api.TryMoveNext(Session, Lists))
{
//Since i iterate on an index that starts with name i now that a specific list item comes sequentially
var name = Api.RetrieveColumnAsString(Session, Lists, tableColumnsCache.ListsColumns["name"],
Encoding.Unicode);
if (currentName != name)
{
if (currentListsInfo != null)
{
res.Add(currentListsInfo);
currentListsInfo.AverageListItemSizeOnDiskInBytes = currentListsInfo.SizeOnDiskInBytes/currentListsInfo.Count;
}
currentListsInfo = new ListsInfo {Name = name};
}
currentName = name;
var sizeOnDisk = Api.RetrieveColumnSize(session, Lists, tableColumnsCache.ListsColumns["data"]);
currentListsInfo.Count++;
if (sizeOnDisk.HasValue)
{
currentListsInfo.SizeOnDiskInBytes += sizeOnDisk.Value;
if (sizeOnDisk.Value > currentListsInfo.MaxListItemSizeOnDiskInBytes)
currentListsInfo.MaxListItemSizeOnDiskInBytes = sizeOnDisk.Value;
if (currentListsInfo.MinListItemSizeOnDiskInBytes == 0 || sizeOnDisk.Value < currentListsInfo.MinListItemSizeOnDiskInBytes)
currentListsInfo.MinListItemSizeOnDiskInBytes = sizeOnDisk.Value;
}
}
res.Add(currentListsInfo);
currentListsInfo.AverageListItemSizeOnDiskInBytes = currentListsInfo.SizeOnDiskInBytes / currentListsInfo.Count;
res.Sort((a,b)=> b.SizeOnDiskInBytes.CompareTo(a.SizeOnDiskInBytes));
return res;
}
public List<ListsInfo> GetListsStatsVerySlowly()
{
string currentName = null;
List<ListsInfo> res = new List<ListsInfo>();
ListsInfo currentListsInfo = null;
var listsByName = tableStorage.Lists.GetIndex(Tables.Lists.Indices.ByName);
using (var iterator = listsByName.Iterate(Snapshot, writeBatch.Value))
{
if (!iterator.Seek(Slice.BeforeAllKeys))
{
return res;
}
do
{
currentListsInfo = new ListsInfo() {Name = iterator.CurrentKey.ToString()};
using (var internalIterator = listsByName.MultiRead(Snapshot, iterator.CurrentKey))
{
if (!internalIterator.Seek(Slice.BeforeAllKeys))
{
continue;
}
do
{
var sizeOnDisk = iterator.GetCurrentDataSize();
currentListsInfo.Count++;
currentListsInfo.SizeOnDiskInBytes += sizeOnDisk;
if (sizeOnDisk > currentListsInfo.MaxListItemSizeOnDiskInBytes)
currentListsInfo.MaxListItemSizeOnDiskInBytes = sizeOnDisk;
if (currentListsInfo.MinListItemSizeOnDiskInBytes == 0 || sizeOnDisk < currentListsInfo.MinListItemSizeOnDiskInBytes)
currentListsInfo.MinListItemSizeOnDiskInBytes = sizeOnDisk;
} while (internalIterator.MoveNext());
}
res.Add(currentListsInfo);
currentListsInfo.AverageListItemSizeOnDiskInBytes = currentListsInfo.SizeOnDiskInBytes / currentListsInfo.Count;
} while (iterator.MoveNext());
}
res.Sort((a, b) => b.SizeOnDiskInBytes.CompareTo(a.SizeOnDiskInBytes));
return res;
}
