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Diffstat (limited to 'store/sqlstore/upgrade.go')
| -rw-r--r-- | store/sqlstore/upgrade.go | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/store/sqlstore/upgrade.go b/store/sqlstore/upgrade.go index fc2d53235..1fbbc73f5 100644 --- a/store/sqlstore/upgrade.go +++ b/store/sqlstore/upgrade.go @@ -431,6 +431,19 @@ func UpgradeDatabaseToVersion50(sqlStore SqlStore) { // in `config.json` to a `Permission` in the database. The migration code can be seen // in the file `app/app.go` in the function `DoEmojisPermissionsMigration()`. + // This version of Mattermost also includes a online-migration which migrates some roles from the `Roles` columns of + // TeamMember and ChannelMember rows to the new SchemeAdmin and SchemeUser columns. If you need to downgrade to a + // version of Mattermost prior to 5.0, you should take your server offline and run the following SQL statements + // prior to launching the downgraded version: + // + // UPDATE Teams SET SchemeId = NULL; + // UPDATE Channels SET SchemeId = NULL; + // UPDATE TeamMembers SET Roles = CONCAT(Roles, ' team_user'), SchemeUser = NULL where SchemeUser = 1; + // UPDATE TeamMembers SET Roles = CONCAT(Roles, ' team_admin'), SchemeAdmin = NULL where SchemeAdmin = 1; + // UPDATE ChannelMembers SET Roles = CONCAT(Roles, ' channel_user'), SchemeUser = NULL where SchemeUser = 1; + // UPDATE ChannelMembers SET Roles = CONCAT(Roles, ' channel_admin'), SchemeAdmin = NULL where SchemeAdmin = 1; + // DELETE from Systems WHERE Name = 'migration_advanced_permissions_phase_2'; + if shouldPerformUpgrade(sqlStore, VERSION_4_10_0, VERSION_5_0_0) { sqlStore.CreateColumnIfNotExistsNoDefault("Teams", "SchemeId", "varchar(26)", "varchar(26)") |