Saving Data on Android

SINGLE_RECORD_MIME_TYPE
 is the complete, custom mime type for URIs that 
return a single record.
8.
MULTIPLE_RECORD_MIME_TYPE
 is the custom MIME type for URIs that will 
return multiple records. Notice the use of 
dir
 instead of 
item
, item is used for a 
single record mime type.
9.
DATABASE_NAME
 contains the name of the database.
10.
ToDoTable
 is an inner object that contains the name of the main table and 
definitions for the columns in the database.
The 
Contract
 class contains all the constant definitions you need for your content 
provider. This class can be distributed to client apps that would like to use the 
provider and will provide insight into what this provider has to provide.