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# Enum CheckpointWriteOrder

Defines checkpoint pages order on disk.

###### Namespace: Apache.Ignite.Core.PersistentStore

###### Assembly: Apache.Ignite.Core.dll

##### Syntax

    [Obsolete("Use Apache.Ignite.Core.Data.CheckpointWriteOrder")]
    public enum CheckpointWriteOrder

### Fields

Name | Description
--- | ---
Random | Pages are written in order provided by checkpoint pages collection iterator (which is basically a hashtable).
Sequential | All checkpoint pages are collected into single list and sorted by page index. Provides almost sequential disk writes, which can be much faster on some SSD models.