leveled/include/leveled.hrl
martinsumner 523716e8f2 Add tiny bloom to Penciller Manifest
This is an attempt to save on unnecessary message transfers, and
slightly more expensive GCS checks in the SFT file itself.
2016-12-11 04:48:50 +00:00

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3.3 KiB
Erlang

%% Tag to be used on standard Riak KV objects
-define(RIAK_TAG, o_rkv).
%% Tag to be used on K/V objects for non-Riak purposes
-define(STD_TAG, o).
%% Tag used for secondary index keys
-define(IDX_TAG, i).
%% Inker key type used for 'normal' objects
-define(INKT_STND, stnd).
%% Inker key type used for objects which contain no value, only key changes
%% This is used currently for objects formed under a 'retain' strategy on Inker
%% compaction, but could be used for special set-type objects
-define(INKT_KEYD, keyd).
%% Inker key type used for tombstones
-define(INKT_TOMB, tomb).
-record(sft_options,
{wait = true :: boolean(),
expire_tombstones = false :: boolean(),
penciller :: pid()}).
-record(penciller_work,
{next_sqn :: integer(),
clerk :: pid(),
src_level :: integer(),
manifest :: list(),
start_time :: tuple(),
ledger_filepath :: string(),
manifest_file :: string(),
new_manifest :: list(),
unreferenced_files :: list(),
target_is_basement = false ::boolean()}).
-record(level,
{level :: integer(),
is_basement = false :: boolean(),
timestamp :: integer()}).
-record(manifest_entry,
{start_key :: tuple(),
end_key :: tuple(),
owner :: pid(),
bloom,
filename :: string()}).
-record(cdb_options,
{max_size :: integer(),
file_path :: string(),
waste_path :: string(),
binary_mode = false :: boolean(),
sync_strategy = sync}).
-record(inker_options,
{cdb_max_size :: integer(),
root_path :: string(),
cdb_options :: #cdb_options{},
start_snapshot = false :: boolean(),
source_inker :: pid(),
reload_strategy = [] :: list(),
waste_retention_period :: integer(),
max_run_length}).
-record(penciller_options,
{root_path :: string(),
max_inmemory_tablesize :: integer(),
start_snapshot = false :: boolean(),
source_penciller :: pid(),
levelzero_cointoss = false :: boolean}).
-record(iclerk_options,
{inker :: pid(),
max_run_length :: integer(),
cdb_options = #cdb_options{} :: #cdb_options{},
waste_retention_period :: integer(),
reload_strategy = [] :: list()}).
-record(r_content, {
metadata,
value :: term()
}).
-record(r_object, {
bucket,
key,
contents :: [#r_content{}],
vclock,
updatemetadata=dict:store(clean, true, dict:new()),
updatevalue :: term()}).