Added in API level 1
    OpenableColumns
interface OpenableColumns
| android.provider.OpenableColumns | 
These are standard columns for openable URIs. Providers that serve openable URIs must support at least these columns when queried.
 To find the content type of a URI, use ContentResolver.getType(android.net.Uri).
Summary
| Constants | |
|---|---|
| static String | The human-friendly name of file. | 
| static String | The number of bytes in the file identified by the openable URI. | 
Constants
DISPLAY_NAME
Added in API level 1
      static val DISPLAY_NAME: String
The human-friendly name of file. If this is not provided then the name should default to the the last segment of the file's URI.
Value: "_display_name"SIZE
Added in API level 1
      static val SIZE: String
The number of bytes in the file identified by the openable URI. Null if unknown.
Value: "_size"