[MM-40735] Add MattermostAppID to OAuth app (#19214)

db/migrations/mysql/000078_create_oauth_mattermost_app_id.down.sql

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

db/migrations/mysql/000078_create_oauth_mattermost_app_id.up.sql

@@ -0,0 +1,14 @@
+SET @preparedStatement = (SELECT IF(
+    (
+        SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
+        WHERE table_name = 'OAuthApps'
+        AND table_schema = DATABASE()
+        AND column_name = 'MattermostAppID'
+    ) > 0,
+	'SELECT 1',
+    'ALTER TABLE OAuthApps ADD COLUMN MattermostAppID varchar(32);'
+));
+
+PREPARE alterIfExists FROM @preparedStatement;
+EXECUTE alterIfExists;
+DEALLOCATE PREPARE alterIfExists;

db/migrations/postgres/000078_create_oauth_mattermost_app_id.down.sql

@@ -0,0 +1 @@
+ALTER TABLE OAuthApps DROP COLUMN IF EXISTS MattermostAppID;

db/migrations/postgres/000078_create_oauth_mattermost_app_id.up.sql

@@ -0,0 +1 @@
+ALTER TABLE OAuthApps ADD COLUMN IF NOT EXISTS MattermostAppID varchar(32);