MM-57326: [Shared Channels] Message priority, acknowledgement and persistent notifications need to be synced (#30736)

server/channels/db/migrations/mysql/000141_add_remoteid_channelid_to_post_acknowledgements.down.sql

@@ -0,0 +1,29 @@
+SET @preparedStatement1 = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'PostAcknowledgements'
+        AND table_schema = DATABASE()
+        AND column_name = 'RemoteId'
+    ) > 0,
+    'ALTER TABLE PostAcknowledgements DROP COLUMN RemoteId;',
+    'SELECT 1'
+));
+
+PREPARE alterIfExists FROM @preparedStatement1;
+EXECUTE alterIfExists;
+DEALLOCATE PREPARE alterIfExists;
+
+SET @preparedStatement2 = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'PostAcknowledgements'
+        AND table_schema = DATABASE()
+        AND column_name = 'ChannelId'
+    ) > 0,
+    'ALTER TABLE PostAcknowledgements DROP COLUMN ChannelId;',
+    'SELECT 1'
+));
+
+PREPARE alterIfExists FROM @preparedStatement2;
+EXECUTE alterIfExists;
+DEALLOCATE PREPARE alterIfExists;

server/channels/db/migrations/mysql/000141_add_remoteid_channelid_to_post_acknowledgements.up.sql

@@ -0,0 +1,29 @@
+SET @preparedStatement1 = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'PostAcknowledgements'
+        AND table_schema = DATABASE()
+        AND column_name = 'RemoteId'
+    ) > 0,
+    'SELECT 1;',
+    'ALTER TABLE PostAcknowledgements ADD COLUMN RemoteId varchar(26) DEFAULT \'\';'
+));
+
+PREPARE addColumnIfNotExists FROM @preparedStatement1;
+EXECUTE addColumnIfNotExists;
+DEALLOCATE PREPARE addColumnIfNotExists;
+
+SET @preparedStatement2 = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'PostAcknowledgements'
+        AND table_schema = DATABASE()
+        AND column_name = 'ChannelId'
+    ) > 0,
+    'SELECT 1;',
+    'ALTER TABLE PostAcknowledgements ADD COLUMN ChannelId varchar(26) DEFAULT \'\';'
+));
+
+PREPARE addColumnIfNotExists FROM @preparedStatement2;
+EXECUTE addColumnIfNotExists;
+DEALLOCATE PREPARE addColumnIfNotExists;