diff options
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/storage/schema/main/delta/74/90COMMENTS_destinations.sql.postgres | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/synapse/storage/schema/main/delta/74/90COMMENTS_destinations.sql.postgres b/synapse/storage/schema/main/delta/74/90COMMENTS_destinations.sql.postgres new file mode 100644 index 0000000000..cc7dda1a11 --- /dev/null +++ b/synapse/storage/schema/main/delta/74/90COMMENTS_destinations.sql.postgres @@ -0,0 +1,52 @@ +/* Copyright 2023 The Matrix.org Foundation C.I.C + * + * 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. + */ + + +--- destinations +COMMENT ON TABLE destinations IS + 'Information about remote homeservers and the health of our connection to them.'; + +COMMENT ON COLUMN destinations.destination IS 'server name of remote homeserver in question'; + +COMMENT ON COLUMN destinations.last_successful_stream_ordering IS +$$Stream ordering of the most recently successfully sent PDU to this server, sent through normal send (not e.g. backfill). +In Catch-Up Mode, the original PDU persisted by us is represented here, even if we sent a later forward extremity in its stead. +See `destination_rooms` for more information about catch-up.$$; + +COMMENT ON COLUMN destinations.retry_last_ts IS +$$The last time we tried and failed to reach the remote server, in ms. +This field is reset to `0` when we succeed in connecting again.$$; + +COMMENT ON COLUMN destinations.retry_interval IS +$$How long, in milliseconds, to wait since the last time we tried to reach the remote server before trying again. +This field is reset to `0` when we succeed in connecting again.$$; + +COMMENT ON COLUMN destinations.failure_ts IS +$$The first time we tried and failed to reach the remote server, in ms. +This field is reset to `NULL` when we succeed in connecting again.$$; + + + +--- destination_rooms +COMMENT ON TABLE destination_rooms IS + 'Information about transmission of PDUs in a given room to a given remote homeserver.'; + +COMMENT ON COLUMN destination_rooms.destination IS 'server name of remote homeserver in question'; + +COMMENT ON COLUMN destination_rooms.room_id IS 'room ID in question'; + +COMMENT ON COLUMN destination_rooms.stream_ordering IS +$$`stream_ordering` of the most recent PDU in this room that needs to be sent (by us) to this homeserver. +This can only be pointing to our own PDU because we are only responsible for sending our own PDUs.$$; |