thinkphp-butter/app/controller/EsConnect.php

<?php

namespace app\controller;

use think\facade\Db;

use think\annotation\Route;
use think\annotation\route\Middleware;
use hg\apidoc\annotation as Apidoc;
/**
 * @Apidoc\Title("ElaticSearch")
 * @Apidoc\Group("ElaticSearch")
 * @Apidoc\Sort (10)
 */
class EsConnect extends \app\BaseController
{
    /**
     * @Apidoc\Title("saveEs")
     * @Apidoc\Tag("saveEs")
     * @Apidoc\Method ("GET")
     * @Apidoc\Author ("ihavoc")
     * @Route("saveEs",method="GET")
     * @Middleware({"jwt"})
     */
    public function saveEs(){


      $res=Db::connect("elasticsearch")->name('enterprises')->select();
        return $this->JsonSucess($res);
    }



}