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                ThinkChat2.0新版上線,更智能更精彩,支持會話、畫圖、視頻、閱讀、搜索等,送10W Token,即刻開啟你的AI之旅 廣告
                use think\\facade\\Db; $rs \=Db::name('user')\->where('id',1)\->find(); 查詢一條記錄 name不含前綴 $rs \=Db::table('ims\_user')\->where('sex', 2)\->select(); 多條數據 table含前綴 $rs1 \=Db::name('user')\->where('id', 1)\->value('name'); 查詢某個字段值 $rs \=Db::table('ims\_user')\->where('sex', 2)\->column('name,id','id'); 返回name,i d列,后面是key $userId \= Db::name('user')\->insertGetId($data);//插入數據返回id Db::name('user') \->limit(100) \->insertAll($data); 插入多條數據,分每次100 Db::name('user') \->where('id', 1) \->update(\['name' \=> 'thinkphp'\]); 更新 Db::table('think\_user')\->delete(1); Db::table('think\_user')\->delete(\[1,2,3\]); Db::table('think\_user')\->where('id',1)\->delete(); Db::name('user')\->delete(true);//清空數據 where('id',' >= like where("id=:id and username=:name", \['id' \=> 1 , 'name' \=> 'thinkphp'\]) field('id,title,content') 指定字段 limit(10,25) 第十條開始25條 單數字返回數據條數 page(1,10) 第一頁十條 order(\['id'\=>'desc','sex'\=>'desc'\]) 排序 group('user\_id,test\_time') 分組 count() max('id') min() avg() sum() 聚合函數 whereTime('birthday', '>=', '1970-10-1') 支持< = whereTime('create\_time','-2 hours') 查詢2小時 whereBetweenTime('create\_time', '2017-01-01', '2017-06-30') 查詢時間段 whereYear('create\_time') 今年 whereYear('create\_time','2018') last year 去年 whereMonth('create\_time') last month上月 2018\-06 具體月份 whereWeek('create\_time') last week 上周 whereDay('create\_time')今天 yesterday昨天 2018\-11\-1具體 Db::query("select \* from think\_user where status=1"); 原生查詢 Db::execute("update think\_user set name='thinkphp' where status=1");//更新插入刪除 Db::query("select \* from think\_user where id=? AND status=?", \[8, 1\]);//綁定 $list \= Db::name('user')\->where('status',1)\->paginate(10); 分頁每頁10條
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