Manual cherry pick of #35497 (#36341)

Automatic Merge

server/channels/db/migrations/mysql/000142_add_schemeid_to_roles.down.sql

@@ -0,0 +1,14 @@
+SET @preparedStatement = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'Roles'
+        AND table_schema = DATABASE()
+        AND column_name = 'SchemeId'
+    ) > 0,
+    'ALTER TABLE Roles DROP COLUMN SchemeId;',
+    'SELECT 1'
+));
+
+PREPARE dropColumnIfExists FROM @preparedStatement;
+EXECUTE dropColumnIfExists;
+DEALLOCATE PREPARE dropColumnIfExists;

server/channels/db/migrations/mysql/000142_add_schemeid_to_roles.up.sql

@@ -0,0 +1,14 @@
+SET @preparedStatement = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'Roles'
+        AND table_schema = DATABASE()
+        AND column_name = 'SchemeId'
+    ) > 0,
+    'SELECT 1',
+    'ALTER TABLE Roles ADD COLUMN SchemeId varchar(26);'
+));
+
+PREPARE addColumnIfNotExists FROM @preparedStatement;
+EXECUTE addColumnIfNotExists;
+DEALLOCATE PREPARE addColumnIfNotExists;

server/channels/db/migrations/mysql/000143_backfill_roles_schemeid.down.sql

@@ -0,0 +1 @@
+UPDATE Roles SET SchemeId = NULL;

server/channels/db/migrations/mysql/000143_backfill_roles_schemeid.up.sql

@@ -0,0 +1,19 @@
+UPDATE Roles r
+INNER JOIN (
+    SELECT role_name, MIN(scheme_id) AS scheme_id
+    FROM (
+        SELECT Id AS scheme_id, DefaultTeamAdminRole AS role_name FROM Schemes
+        UNION ALL SELECT Id, DefaultTeamUserRole FROM Schemes
+        UNION ALL SELECT Id, DefaultTeamGuestRole FROM Schemes
+        UNION ALL SELECT Id, DefaultChannelAdminRole FROM Schemes
+        UNION ALL SELECT Id, DefaultChannelUserRole FROM Schemes
+        UNION ALL SELECT Id, DefaultChannelGuestRole FROM Schemes
+        UNION ALL SELECT Id, DefaultPlaybookAdminRole FROM Schemes
+        UNION ALL SELECT Id, DefaultPlaybookMemberRole FROM Schemes
+        UNION ALL SELECT Id, DefaultRunAdminRole FROM Schemes
+        UNION ALL SELECT Id, DefaultRunMemberRole FROM Schemes
+    ) expanded
+    WHERE role_name IS NOT NULL AND role_name <> ''
+    GROUP BY role_name
+) m ON r.Name = m.role_name
+SET r.SchemeId = m.scheme_id;

server/channels/db/migrations/mysql/000144_add_roles_schemeid_index.down.sql

@@ -0,0 +1,14 @@
+SET @preparedStatement = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.STATISTICS
+        WHERE table_name = 'Roles'
+        AND table_schema = DATABASE()
+        AND index_name = 'idx_roles_scheme_id'
+    ) > 0,
+    'DROP INDEX idx_roles_scheme_id ON Roles;',
+    'SELECT 1'
+));
+
+PREPARE removeIndexIfExists FROM @preparedStatement;
+EXECUTE removeIndexIfExists;
+DEALLOCATE PREPARE removeIndexIfExists;

server/channels/db/migrations/mysql/000144_add_roles_schemeid_index.up.sql

@@ -0,0 +1,14 @@
+SET @preparedStatement = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.STATISTICS
+        WHERE table_name = 'Roles'
+        AND table_schema = DATABASE()
+        AND index_name = 'idx_roles_scheme_id'
+    ) > 0,
+    'SELECT 1',
+    'CREATE INDEX idx_roles_scheme_id ON Roles(SchemeId);'
+));
+
+PREPARE createIndexIfNotExists FROM @preparedStatement;
+EXECUTE createIndexIfNotExists;
+DEALLOCATE PREPARE createIndexIfNotExists;