Reverse the migrations.

@return void
491213
public function down()
    {
        Schema::table('hc_resource_grab_property', function (Blueprint $table) {
            $table->dropColumn(['width', 'height']);
            $table->integer('x')->change();
            $table->integer('y')->change();
        });
    }
912177
public function down()
    {
        Schema::drop('mediables');

        Media::all()->each(function ($media) {
            $media->delete();
        });

        Schema::drop('media');
    }
1132166
public function down()
    {
        Schema::table('fieldables', function (Blueprint $table) {
            $table->integer('position')->unsigned()->nullable()->default('0')->change();
        });
    }
438133
public function down()
    {
        Schema::table('notifications', function ($table) {
            $driver = Config::get('database.driver');

            if ($driver === 'mysql' || $driver === 'sqlite') {
                DB::statement('ALTER TABLE notifications MODIFY COLUMN extra STRING(255)');
            } elseif ($driver === 'pgsql') {
                DB::statement('ALTER TABLE notifications ALTER COLUMN extra TYPE string USING code::json');
            }
        });
    }
1024308
public function down()
    {
        Schema::drop('ab_experiments');
        Schema::drop('ab_events');
        Schema::drop('ab_instance');
        Schema::drop('ab_goal');

        \DB::connection()->getPdo()->exec("delete from migrations where migration = '2015_08_15_000001_create_ab_tables'");
        return true;
    }
1236691
public function down()
    {
        Schema::table('block_beacons', function(Blueprint $table)
        {
            $table->dropColumn('type');
        });
        DB::table('settings')->whereIn('name', ['appid.estimote', 'key.estimote'])->delete();
    }
257701
public function down()
    {

        Schema::table('group_role', function (Blueprint $table) {

            $table->dropColumn('not');
        });

        Schema::table('permission_role', function (Blueprint $table) {

            $table->dropColumn('not');
        });

        Schema::table('affiliation_user', function (Blueprint $table) {

            $table->dropColumn('not');
        });

        Schema::table('affiliation_role', function (Blueprint $table) {

            $table->dropColumn('not');
        });
    }
363321
public function down()
    {
        if (!Schema::hasTable(self::TABLE_NAME) || Schema::hasColumn(self::TABLE_NAME, 'price')) {
            return;
        }

        Schema::table(self::TABLE_NAME, function (Blueprint $obTable) {
            $obTable->decimal('price', 15, 2)->nullable();
            $obTable->decimal('old_price', 15, 2)->nullable();

            $obTable->index('price');
            $obTable->index('old_price');
        });
    }
258014
public function down()
    {
        Schema::table($this->getTableName(), function (Blueprint $table) {
            $table->tinyInteger('reserved')->unsigned()->default(0);
            $table->dropIndex('jobs_queue_reserved_at_index');
        });

        Schema::table($this->getFailedTableName(), function (Blueprint $table) {
            $table->dropColumn('exception');
        });
    }
971754
public function down()
    {
        PermissionsManager::deleteRole('admin', 'Administrator');
        PermissionsManager::deleteRole('user', 'User');
        PermissionsManager::deleteRole('banned', 'Banned user');

        PermissionsManager::deletePermission('login', 'Allow login');
        PermissionsManager::deletePermission('panel', 'Allow access to admin panel');
    }
562467
public function down()
	{
		Schema::connection('ff-mt-em')->dropIfExists('payments');
		Schema::connection('ff-mt-em')->dropIfExists('terminals');
		Schema::connection('ff-mt-em')->dropIfExists('cities');
		Schema::connection('ff-mt-em')->dropIfExists('fee');
	}
472183
public function down()
    {
        Schema::table('ticketit', function (Blueprint $table) {
            $table->dropColumn('html');
        });

        Schema::table('ticketit_comments', function (Blueprint $table) {
            $table->dropColumn('html');
            $table->text('content')->change();
        });
    }
217783
public function down()
    {
        // Remove columns from products
        if (Schema::hasTable('products')) {
            Schema::table('products', function(Blueprint $table)
            {
                if (Schema::hasColumn('products', 'weight_unit')) {
                    $table->dropColumn('weight_unit');
                }
                if (Schema::hasColumn('products', 'volume_unit')) {
                    $table->dropColumn('volume_unit');
                }
                if (Schema::hasColumn('products', 'length')) {
                    $table->dropColumn('length');
                }
                if (Schema::hasColumn('products', 'width')) {
                    $table->dropColumn('width');
                }
                if (Schema::hasColumn('products', 'height')) {
                    $table->dropColumn('height');
                }
                if (Schema::hasColumn('products', 'weight')) {
                    $table->dropColumn('weight');
                }
            });
        }
    }
774650
public function down()
    {
        Schema::table('forum_threads', function (Blueprint $table)
        {
            $table->boolean('pinned')->nullable(false)->default(null)->change();
            $table->boolean('locked')->nullable(false)->default(null)->change();
        });
    }
58915
public function down()
    {
        $connection = config('admin.database.connection') ?: config('database.default');

        $table = config('admin.extensions.reporter.table', 'laravel_exceptions');

        Schema::connection($connection)->dropIfExists($table);
    }
306125
public function down()
    {
        DB::statement('SET FOREIGN_KEY_CHECKS=0;');
        Schema::dropIfExists('tbl_permissions');
        Schema::dropIfExists('tbl_roles');
        Schema::dropIfExists('tbl_actions');
        Schema::dropIfExists('tbl_action_categories');
        Schema::dropIfExists('tbl_components');
        Schema::dropIfExists('tbl_brands');
        Schema::dropIfExists('tbl_antares_options');
        Schema::dropIfExists('tbl_antares_installation');
        Schema::dropIfExists('tbl_events');
        DB::statement('SET FOREIGN_KEY_CHECKS=1;');
    }
601730
public function down()
    {
        Schema::table('notifications', function (Blueprint $table) {
            $table->renameColumn('expires_at', 'expire_time');
        });
        Schema::table('notifications', function (Blueprint $table) {
            $table->bigInteger('from_id')->unsigned()->change();
        });
    }