T174044: Deploy MCR storage layer

Phabricator Link	T174044
Status	resolved
Priority	Medium (orange)
Points
Phabricator Task Created	2017/08/24 11:19 AM
Wiki Page Created	2019/06/09 01:21 PM
Phabricator Task Last Modified	2020/10/16 01:42 PM
Wiki Page Last Updated	2020/10/16 02:50 PM
Phabricator Task Closed	2019/02/08 11:10 AM
Authored By	daniel (Daniel Kinzler)
Assigned To	daniel (Daniel Kinzler)
Projects	DBA (Blocked external/Not db team) Epic Multi-Content-Revisions (Done) Multimedia (Untriaged) Platform Team Initiatives (MCR) Platform Team Workboards (Done with CPT) Structured Data Engineering (Monitoring) Structured-Data-Backlog (Triage) User-Addshore (Watching 👀) Wikidata (monitoring)
Platform Engineering Initiative Column	MCR
Platform Team Workboards Column	Done with CPT
Subtasks	T205808: Ensure Revision::getRevisionText continues to function with MCR read-new mode (resolved) T198308: Enable MCR migration stage "write both, read new" on live systems (resolved) T198561: Make "write both, read new" the default MCR migration stage for fresh MediaWiki installs / for CI (resolved) T183488: MCR schema migration stage 2: populate new fields (resolved) T207308: Deploy MCR storage layer on Commons for SDC (resolved) T196585: Deploy some MCR related patches on test / group0 for an extended period (resolved) T174023: Implement MCR storage layer (resolved)
Parent Tasks	T174043: Deploy Multi-Content Revisions T184615: Once MCR is deployed, drop the rev_text_id, rev_content_model, and rev_content_format fields from the revision table

Column Transitions: (Added project: ⇑, Removed project: ⇓,Entered column: ⇒, Exited column: ⇐)

Project	Column	Date
DBA	⇐ Triage	25 September 2017
DBA	⇒ Blocked external/Not db team	25 September 2017
MediaWiki-Platform-Team	⇐ MWPT-Q3-Jan-Mar-2018	13 October 2017
MediaWiki-Platform-Team	⇒ MWPT-Q3-Jan-Mar-2018	13 October 2017
Wikidata	⇐ incoming	18 December 2017
Wikidata	⇒ monitoring	18 December 2017
MediaWiki-Platform-Team	⇐ MWPT-Q3-Jan-Mar-2018	2 January 2018
MediaWiki-Platform-Team	⇒ Watching	2 January 2018
MediaWiki-Platform-Team	⇐ Watching	2 January 2018
MediaWiki-Platform-Team	⇐ Inbox	2 January 2018
MediaWiki-Platform-Team	⇒ Blocked	2 January 2018
MediaWiki-Platform-Team	⇐ Blocked	2 January 2018
MediaWiki-Platform-Team	⇒ Watching	2 January 2018
MediaWiki-Platform-Team	⇐ Watching	9 January 2018
MediaWiki-Platform-Team	⇒ Watching	9 January 2018
Multi-Content-Revisions	⇐ Inbox	7 May 2018
Multi-Content-Revisions	⇒ Epic	7 May 2018
Multi-Content-Revisions	⇐ Epic	7 May 2018
Multi-Content-Revisions	⇒ Epic	7 May 2018
Multi-Content-Revisions	⇐ Epic	7 May 2018
Multi-Content-Revisions	⇒ Epic	7 May 2018
⇓ Multi-Content-Revisions		8 May 2018
Multi-Content-Revisions	⇐ Epic	8 May 2018
Multi-Content-Revisions	⇒ MCR-SDC Storage Layer - phase 1	8 May 2018
⇑ Multi-Content-Revisions (MCR-SDC Storage Layer - phase 1)		8 May 2018
Multi-Content-Revisions (MCR-SDC Storage Layer - phase 1)	⇐ Backlog	8 May 2018
Multi-Content-Revisions (MCR-SDC Storage Layer - phase 1)	⇒ Done	8 May 2018
⇑ Epic		10 May 2018
⇓ Multi-Content-Revisions (MCR-SDC Storage Layer - phase 1)		10 May 2018
Multi-Content-Revisions	⇐ MCR-SDC Storage Layer - phase 1	10 May 2018
Multi-Content-Revisions	⇒ Epic	10 May 2018
⇑ Multi-Content-Revisions		10 May 2018
⇓ Multi-Content-Revisions		30 May 2018
⇑ Multi-Content-Revisions (MCR-SDC Storage Layer - phase 1)		30 May 2018
Multi-Content-Revisions (MCR-SDC Storage Layer - phase 1)	⇐ Done	30 May 2018
Multi-Content-Revisions (MCR-SDC Storage Layer - phase 1)	⇒ Epic	30 May 2018
⇑ Patch-For-Review		13 June 2018
⇑ User-Addshore		15 June 2018
User-Addshore	⇐ Unsorted 💣	15 June 2018
User-Addshore	⇒ Back Burner 🏛️	15 June 2018
⇓ Multi-Content-Revisions (MCR-SDC Storage Layer - phase 1)		3 July 2018
Multi-Content-Revisions	⇐ MCR-SDC Storage Layer - phase 1	3 July 2018
Multi-Content-Revisions	⇒ Deployment	3 July 2018
⇑ Multi-Content-Revisions (Deployment)		3 July 2018
Multi-Content-Revisions (Deployment)	⇐ Backlog	3 July 2018
Multi-Content-Revisions (Deployment)	⇒ Epic	3 July 2018
⇓ MediaWiki-Platform-Team		11 July 2018
⇑ Core-Platform-Team-Old		11 July 2018
Core-Platform-Team-Old	⇐ Inbox	11 July 2018
Core-Platform-Team-Old	⇒ CPT MCR Backlog	11 July 2018
User-Addshore	⇐ Back Burner 🏛️	17 August 2018
User-Addshore	⇒ Watching 👀	17 August 2018
⇓ StructuredDataOnCommons (SDC General)		27 September 2018
⇑ Structured Data Engineering		27 September 2018
Structured Data Engineering	⇐ To Do	27 September 2018
Structured Data Engineering	⇒ Monitoring	27 September 2018
⇑ Platform Team Legacy (Next)		1 October 2018
⇓ Core-Platform-Team-Old		1 October 2018
⇑ Core Platform Team Goals (MCR: Uncategorized)		1 October 2018
⇓ Core Platform Team Goals (MCR: Uncategorized)		1 October 2018
⇑ Platform Engineering (MCR: Deployment)		1 October 2018
⇓ Platform Engineering (MCR: Deployment)		1 October 2018
Platform Engineering	⇐ MCR: Deployment	1 October 2018
Platform Engineering	⇒ MCR	1 October 2018
⇑ Platform Engineering (MCR)		1 October 2018
⇓ Platform Engineering (MCR)		2 October 2018
Platform Engineering	⇐ MCR	2 October 2018
Platform Engineering	⇒ MCR: Deployment	2 October 2018
⇑ Platform Engineering (MCR: Deployment)		2 October 2018
⇓ Platform Team Legacy (Next)		2 October 2018
Platform Team Legacy	⇐ Next	2 October 2018
Platform Team Legacy	⇒ Epics	2 October 2018
⇑ Platform Team Legacy		2 October 2018
Multi-Content-Revisions	⇐ Deployment	2 October 2018
Multi-Content-Revisions	⇒ Deployment	2 October 2018
⇓ Platform Team Legacy		3 October 2018
Platform Team Legacy	⇐ Epics	3 October 2018
Platform Team Legacy	⇒ Epic	3 October 2018
⇑ Platform Team Legacy (Epic)		3 October 2018
⇓ Platform Engineering (MCR: Deployment)		4 October 2018
Platform Engineering	⇐ MCR: Deployment	4 October 2018
Platform Engineering	⇒ MCR	4 October 2018
⇑ Platform Engineering (MCR)		4 October 2018
⇓ Platform Team Legacy (Epic)		4 March 2019
⇑ Platform Team Workboards (Done with CPT)		4 March 2019
⇑ Multimedia		7 March 2019
⇓ Multi-Content-Revisions (Deployment)		1 April 2019
Multi-Content-Revisions	⇐ Deployment	1 April 2019
Multi-Content-Revisions	⇒ Done	1 April 2019
⇑ Multi-Content-Revisions		1 April 2019
⇓ Platform Engineering (MCR)		30 July 2019
⇑ Platform Team Initiatives (MCR)		30 July 2019
⇓ Patch-For-Review		30 July 2019
⇑ Structured-Data-Backlog		16 October 2020