Use checksum more broadly, not specifically SHA256

database/migrations/2020_08_23_175331_modify_checksums_column_for_backups.php

@@ -0,0 +1,41 @@
+<?php
+
+use Illuminate\Support\Facades\DB;
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class ModifyChecksumsColumnForBackups extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('backups', function (Blueprint $table) {
+            $table->renameColumn('sha256_hash', 'checksum');
+        });
+
+        Schema::table('backups', function (Blueprint $table) {
+            DB::update('UPDATE backups SET checksum = CONCAT(\'sha256:\', checksum)');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('backups', function (Blueprint $table) {
+            $table->renameColumn('checksum', 'sha256_hash');
+        });
+
+        Schema::table('backups', function (Blueprint $table) {
+            DB::update('UPDATE backups SET sha256_hash = SUBSTRING(sha256_hash, 8)');
+        });
+    }
+}