INDY-1870: Update storages.md #999
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Signed-off-by: ashcherbakov <alexander.sherbakov@dsr-corporation.com>
Signed-off-by: ashcherbakov <alexander.sherbakov@dsr-corporation.com>
vimmerru
previously approved these changes
Nov 27, 2018
Signed-off-by: ashcherbakov <alexander.sherbakov@dsr-corporation.com>
vimmerru
previously approved these changes
Nov 27, 2018
spivachuk
reviewed
Nov 27, 2018
docs/storage.md
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| States and Caches can be deterministically re-created from the Transaction Log. | ||
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| - States and Caches can be deterministically re-created from the Transaction Log. | ||
| - There 9 storages associated with the Ledgers (3 for each of the ledgers): |
spivachuk
reviewed
Nov 27, 2018
docs/storage.md
Outdated
| - It's possible to get the current value (state) for a key, as well as | ||
| a value from the past (defined by a state root hash). | ||
| - The state is built from a ledger, hence each ledger will usually have a corresponding state. State can be reconstructed from the Ledger. | ||
| - There 3 storages associated with every Ledger: |
spivachuk
reviewed
Nov 27, 2018
docs/storage.md
Outdated
| then use this database to get the sequence number and then use the sequence number of get the transaction from the ledger. | ||
| This database is currently maintained only for domain ledger. | ||
| #### 5. Request to Transaction Mapping Database | ||
| - This database stores the mapping `request_digest -> leger_id<delimiter>seq_no` in a key value store. |
spivachuk
reviewed
Nov 27, 2018
docs/storage.md
Outdated
| - ChunkedFileStore: `storage/chunked_file_store.py` | ||
| - DirectoryStore: `storage/directory_store.py` | ||
| - `storage/kv_store.py` | ||
| - `storage` module |
andkononykhin
approved these changes
Nov 28, 2018
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