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revision 1.112 by benja, Tue Nov 4 01:11:33 2003 UTC revision 1.113 by tjl, Tue Nov 4 08:30:48 2003 UTC
# Line 297  like Achord [hazel02achord]_ if it conta Line 297  like Achord [hazel02achord]_ if it conta
297          searching different networks for versions          searching different networks for versions
298    
299    
300  Primitive block storage abstraction  The Storm data model: an abstraction of primitive block storage
301  ===================================  ===============================================================
302    
303  In this section, we introduce the Storm [#]_ model,  In this section, we introduce the Storm [#]_ data model,
304  a simple but powerful data model that can represent  a simple but powerful abstraction that can represent
305  all data on the P2P Web and that maps well to  all data on the P2P Web and that maps well to
306  the functionality of current P2P filesharing systems.  the functionality of current P2P filesharing systems
307    as well as local storage.
308    
309  .. [#] For STORage Module. Storm is the name of our  .. [#] For STORage Module. Storm is also the name of our
310     Free Software implementation, discussed in     Free Software implementation, discussed in
311     Section 5.     Section 5.
312    
313  .. XXX NOTE: if we move any sections around, update  .. XXX NOTE: if we move any sections around, update
314     the above section number!     the above section number!
315    
316  The Storm model is comprised of the following components:  The Storm data model is comprised of the following components:
317    
318  Blocks, identified by hash  Blocks, identified by hash
319      All data is stored in *blocks*, which are file-like,      All data is stored in *blocks*, which are file-like,
# Line 328  Pools Line 329  Pools
329      by a client, the data in a client's cache, and all the      by a client, the data in a client's cache, and all the
330      data published on the whole Web can all be seen as a pool.      data published on the whole Web can all be seen as a pool.
331      In an API, a pool provides the functionality to      In an API, a pool provides the functionality to
332      fetch a block by its global id; local pools also allow      fetch a block by its global id; local (cache- or filesystem-like)
333      new blocks to be added.      pools also allow
334        blocks to be added and deleted.
335    
336  Reverse indices  Reverse indices
337      Reverse indices are application-specific plug-ins      Reverse indices are application-specific plug-ins

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