Weak weak questions android phone, its own local database where data exists CONTACTS2?

            
Queries can traverse the entire address book information, but information alone own local data can not be found, and asked their mobile data stored? Or how can be found
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Add a little description of the problem, such as an address book, a lot of people, I could find, but the machine on my local data but do not know where to check, experts hope to give the answer,,,
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Are you saying that contacts exist on the hard disk? ?
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reference to the second floor huxiweng reply:

you saying that contacts exist on the hard disk? ?

I mean, for example, in a text message, the other picture and his picture can be displayed, read the book which is inside information, but this information on their own data (such as avatar pictures binding The id) which is stored in tables inside?
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reference to the second floor huxiweng reply:

you saying that contacts exist on the hard disk? ?

someone else's information and picture, I can read it, but can not find their own where,
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Ocean, how can I sink,,,