MM-52600: [Shared Channels] Shared channels do not sync channel membership (#30976)

server/channels/db/migrations/migrations.list

@@ -275,6 +275,8 @@ channels/db/migrations/mysql/000138_add_default_category_name_to_channel.down.sq
 channels/db/migrations/mysql/000138_add_default_category_name_to_channel.up.sql
 channels/db/migrations/mysql/000139_remoteclusters_add_last_global_user_sync_at.down.sql
 channels/db/migrations/mysql/000139_remoteclusters_add_last_global_user_sync_at.up.sql
+channels/db/migrations/mysql/000140_add_lastmemberssyncat_to_sharedchannelremotes.down.sql
+channels/db/migrations/mysql/000140_add_lastmemberssyncat_to_sharedchannelremotes.up.sql
 channels/db/migrations/postgres/000001_create_teams.down.sql
 channels/db/migrations/postgres/000001_create_teams.up.sql
 channels/db/migrations/postgres/000002_create_team_members.down.sql
@@ -551,3 +553,5 @@ channels/db/migrations/postgres/000138_add_default_category_name_to_channel.down
 channels/db/migrations/postgres/000138_add_default_category_name_to_channel.up.sql
 channels/db/migrations/postgres/000139_remoteclusters_add_last_global_user_sync_at.down.sql
 channels/db/migrations/postgres/000139_remoteclusters_add_last_global_user_sync_at.up.sql
+channels/db/migrations/postgres/000140_add_lastmemberssyncat_to_sharedchannelremotes.down.sql
+channels/db/migrations/postgres/000140_add_lastmemberssyncat_to_sharedchannelremotes.up.sql

server/channels/db/migrations/mysql/000140_add_lastmemberssyncat_to_sharedchannelremotes.down.sql

@@ -0,0 +1,29 @@
+SET @preparedStatement = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'SharedChannelRemotes'
+        AND table_schema = DATABASE()
+        AND column_name = 'LastMembersSyncAt'
+    ) > 0,
+    'ALTER TABLE SharedChannelRemotes DROP COLUMN LastMembersSyncAt;',
+    'SELECT 1'
+));
+
+PREPARE alterIfExists FROM @preparedStatement;
+EXECUTE alterIfExists;
+DEALLOCATE PREPARE alterIfExists;
+
+SET @preparedStatement2 = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'SharedChannelUsers'
+        AND table_schema = DATABASE()
+        AND column_name = 'LastMembershipSyncAt'
+    ) > 0,
+    'ALTER TABLE SharedChannelUsers DROP COLUMN LastMembershipSyncAt;',
+    'SELECT 1'
+));
+
+PREPARE alterIfExists2 FROM @preparedStatement2;
+EXECUTE alterIfExists2;
+DEALLOCATE PREPARE alterIfExists2;

server/channels/db/migrations/mysql/000140_add_lastmemberssyncat_to_sharedchannelremotes.up.sql

@@ -0,0 +1,29 @@
+SET @preparedStatement = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'SharedChannelRemotes'
+        AND table_schema = DATABASE()
+        AND column_name = 'LastMembersSyncAt'
+    ) > 0,
+    'SELECT 1',
+    'ALTER TABLE SharedChannelRemotes ADD LastMembersSyncAt bigint DEFAULT 0;'
+));
+
+PREPARE alterIfNotExists FROM @preparedStatement;
+EXECUTE alterIfNotExists;
+DEALLOCATE PREPARE alterIfNotExists;
+
+SET @preparedStatement2 = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'SharedChannelUsers'
+        AND table_schema = DATABASE()
+        AND column_name = 'LastMembershipSyncAt'
+    ) > 0,
+    'SELECT 1',
+    'ALTER TABLE SharedChannelUsers ADD LastMembershipSyncAt bigint DEFAULT 0;'
+));
+
+PREPARE alterIfNotExists2 FROM @preparedStatement2;
+EXECUTE alterIfNotExists2;
+DEALLOCATE PREPARE alterIfNotExists2;

server/channels/db/migrations/postgres/000140_add_lastmemberssyncat_to_sharedchannelremotes.down.sql

@@ -0,0 +1,2 @@
+ALTER TABLE sharedchannelremotes DROP COLUMN IF EXISTS lastmemberssyncat;
+ALTER TABLE sharedchannelusers DROP COLUMN IF EXISTS lastmembershipsyncat;

server/channels/db/migrations/postgres/000140_add_lastmemberssyncat_to_sharedchannelremotes.up.sql

@@ -0,0 +1,2 @@
+ALTER TABLE sharedchannelremotes ADD COLUMN IF NOT EXISTS lastmemberssyncat bigint DEFAULT 0;
+ALTER TABLE sharedchannelusers ADD COLUMN IF NOT EXISTS lastmembershipsyncat bigint DEFAULT 0;