janl commented on a change in pull request #471: [WIP] 3.0.0 relnotes URL: https://github.com/apache/couchdb-documentation/pull/471#discussion_r368048766
########## File path: src/whatsnew/3.0.rst ########## @@ -0,0 +1,398 @@ +.. 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. + +.. _release/3.0.x: + +============ +3.0.x Branch +============ + +.. contents:: + :depth: 1 + :local: + +.. _release/3.0.x/upgrade: + +Upgrade Notes +============= + +.. rst-class:: open + +* :ghissue:`2228`: The default maximum document size has been reduced to 8MB. This means + that databases with larger documents will not be able to replicate into CouchDB 3.0 + correctly without modification. This change has been made in preparation for + anticipated hard upper limits on document size imposed by CouchDB 4.0. For 3.x, + the max document size setting can be relaxed via the ``[couchdb] max_document_size`` + config setting. +* :ghissue:`2228`: The default database sharding factor ``q`` has been reduced to 2 by + default. This, combined with automated database resharding (see below), is a better + starting place for new CouchDB databases. As in CouchDB 2.x, specify ``?q=##`` to Review comment: ```suggestion starting place for new CouchDB databases. As in CouchDB 2.x, specify ``?q=#`` to ``` maybe just one placeholder to avoid confusion ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
