crm/database/migrations/20221011061354_update_name_to_weworksingle_group_table.php

<?php

use think\migration\Migrator;
use think\migration\db\Column;
use think\facade\Db;

class UpdateNameToWeworksingleGroupTable extends Migrator
{
    /**
     * Change Method.
     *
     * Write your reversible migrations using this method.
     *
     * More information on writing migrations is available here:
     * http://docs.phinx.org/en/latest/migrations.html#the-abstractmigration-class
     *
     * The following commands can be used in this method and Phinx will
     * automatically reverse them when rolling back:
     *
     *    createTable
     *    renameTable
     *    addColumn
     *    renameColumn
     *    addIndex
     *    addForeignKey
     *
     * Remember to call "create()" or "update()" and NOT "save()" when working
     * with the Table class.
     */
    public function change()
    {
        $prefix = config('database.connections.mysql.prefix');
        $sql = "alter table " . $prefix . "weworksingle_group modify name varchar(255) character set utf8mb4 collate utf8mb4_general_ci not null default '' comment '群名';";
        Db::query($sql);
    }
}