MySQL migration fix for #175

protected/migrations/m141001_145619_init.php

@@ -83,7 +83,7 @@ private function createUserTables()
 		$this->addPrimaryKey('user_metadata_composite', 'user_metadata', 'user_id,key');
 
 		// Setup the foreign key constraints
-		$this->addForeignKey('user_roles_relation_fk', 'user_metadata', 'user_id', 'users', 'id', 'CASCADE', 'NO ACTION');
+		$this->addForeignKey('user_metadata_relation_fk', 'user_metadata', 'user_id', 'users', 'id', 'CASCADE', 'NO ACTION');
 
 		// Insert data into the tables
 		$this->insert('user_roles', array(

protected/migrations/m170731_173719_comments_and_relationships_fix.php

@@ -0,0 +1,25 @@
+<?php
+
+class m170731_173719_comments_and_relationships_fix extends CDbMigration
+{
+	public function up()
+	{
+	}
+
+	public function down()
+	{
+		$this->addForeignKey('user_roles_fk', 'users', 'user_role', 'user_roles', 'id', 'CASCADE', 'NO ACTION');
+		$this->execute('ALTER TABLE `comments` MODIFY comment TEXT NOT NULL');
+	}
+
+	/*
+	// Use safeUp/safeDown to do migration with transaction
+	public function safeUp()
+	{
+	}
+
+	public function safeDown()
+	{
+	}
+	*/
+}