摘要: 创建测试数据 use testdb db.test_t.insertOne({_id:1,name:'zhangsan',age:30}); db.test_t.insertOne({_id:2,name:'lisi',age:33}); db.test_t.insertOne({_id:3,nam 阅读全文
posted @ 2025-06-13 07:54 kahnyao 阅读(40) 评论(0) 推荐(0)