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Diffstat (limited to 'src/operations.erl')
| -rw-r--r-- | src/operations.erl | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/operations.erl b/src/operations.erl index 8773e0e..de61fd8 100644 --- a/src/operations.erl +++ b/src/operations.erl @@ -41,6 +41,7 @@ -include("../include/operations.hrl"). -export([ create_database/1, + value_hash/1, create_relation/3, create_immutable_relation/2, update_relation_constraints/3, @@ -87,6 +88,17 @@ hash(Value) -> crypto:hash(sha256, term_to_binary(Value)). +%% @doc Hash a value using Sakura's canonical content hash. +%% +%% Public wrapper around the internal hash function, used by other modules +%% that need to compare values against stored attribute hashes. +%% +%% @param Value Any Erlang term +%% @returns Binary SHA-256 hash +-spec value_hash(term()) -> binary(). +value_hash(Value) -> + hash(Value). + %% @doc Insert a tuple into a relation and update the database state. %% %% This is the primary operation for adding data to the database. It: |