forked-synapse/synapse/storage/schema/pdu.sql
2014-08-12 15:10:52 +01:00

107 lines
3.2 KiB
SQL

/* Copyright 2014 matrix.org
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
-- Stores pdus and their content
CREATE TABLE IF NOT EXISTS pdus(
pdu_id TEXT,
origin TEXT,
context TEXT,
pdu_type TEXT,
ts INTEGER,
depth INTEGER DEFAULT 0 NOT NULL,
is_state BOOL,
content_json TEXT,
unrecognized_keys TEXT,
outlier BOOL NOT NULL,
have_processed BOOL,
CONSTRAINT pdu_id_origin UNIQUE (pdu_id, origin)
);
-- Stores what the current state pdu is for a given (context, pdu_type, key) tuple
CREATE TABLE IF NOT EXISTS state_pdus(
pdu_id TEXT,
origin TEXT,
context TEXT,
pdu_type TEXT,
state_key TEXT,
power_level TEXT,
prev_state_id TEXT,
prev_state_origin TEXT,
CONSTRAINT pdu_id_origin UNIQUE (pdu_id, origin)
CONSTRAINT prev_pdu_id_origin UNIQUE (prev_state_id, prev_state_origin)
);
CREATE TABLE IF NOT EXISTS current_state(
pdu_id TEXT,
origin TEXT,
context TEXT,
pdu_type TEXT,
state_key TEXT,
CONSTRAINT pdu_id_origin UNIQUE (pdu_id, origin)
CONSTRAINT uniqueness UNIQUE (context, pdu_type, state_key) ON CONFLICT REPLACE
);
-- Stores where each pdu we want to send should be sent and the delivery status.
create TABLE IF NOT EXISTS pdu_destinations(
pdu_id TEXT,
origin TEXT,
destination TEXT,
delivered_ts INTEGER DEFAULT 0, -- or 0 if not delivered
CONSTRAINT uniqueness UNIQUE (pdu_id, origin, destination) ON CONFLICT REPLACE
);
CREATE TABLE IF NOT EXISTS pdu_forward_extremities(
pdu_id TEXT,
origin TEXT,
context TEXT,
CONSTRAINT uniqueness UNIQUE (pdu_id, origin, context) ON CONFLICT REPLACE
);
CREATE TABLE IF NOT EXISTS pdu_backward_extremities(
pdu_id TEXT,
origin TEXT,
context TEXT,
CONSTRAINT uniqueness UNIQUE (pdu_id, origin, context) ON CONFLICT REPLACE
);
CREATE TABLE IF NOT EXISTS pdu_edges(
pdu_id TEXT,
origin TEXT,
prev_pdu_id TEXT,
prev_origin TEXT,
context TEXT,
CONSTRAINT uniqueness UNIQUE (pdu_id, origin, prev_pdu_id, prev_origin, context)
);
CREATE TABLE IF NOT EXISTS context_depth(
context TEXT,
min_depth INTEGER,
CONSTRAINT uniqueness UNIQUE (context)
);
CREATE INDEX IF NOT EXISTS context_depth_context ON context_depth(context);
CREATE INDEX IF NOT EXISTS pdu_id ON pdus(pdu_id, origin);
CREATE INDEX IF NOT EXISTS dests_id ON pdu_destinations (pdu_id, origin);
-- CREATE INDEX IF NOT EXISTS dests ON pdu_destinations (destination);
CREATE INDEX IF NOT EXISTS pdu_extrem_context ON pdu_forward_extremities(context);
CREATE INDEX IF NOT EXISTS pdu_extrem_id ON pdu_forward_extremities(pdu_id, origin);
CREATE INDEX IF NOT EXISTS pdu_edges_id ON pdu_edges(pdu_id, origin);
CREATE INDEX IF NOT EXISTS pdu_b_extrem_context ON pdu_backward_extremities(context);