Change DXCC tables to UTF8mb4 this fixes #924

application/config/migration.php

@@ -21,7 +21,7 @@ $config['migration_enabled'] = TRUE;
 | be upgraded / downgraded to.
 |
 */
-$config['migration_version'] = 64;
+$config['migration_version'] = 65;
 
 /*
 |--------------------------------------------------------------------------

application/migrations/065_changed_dxcc_tables_utf8mb4.php

@@ -0,0 +1,23 @@
+<?php
+
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+/*
+*   This migration creates a table called options which will hold global options needed within cloudlog
+*   removing the need for lots of configuration files.
+*/
+
+class Migration_changed_dxcc_tables_utf8mb4 extends CI_Migration {
+
+	public function up()
+	{
+        $this->db->query("ALTER TABLE dxcc_entities CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;");
+		$this->db->query("ALTER TABLE dxcc_exceptions CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;");
+        $this->db->query("ALTER TABLE dxcc_prefixes CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;");
+	}
+
+	public function down()
+	{
+
+	}
+}