mysql workbench修改字段报错

10:58:53 update txw_oqa_db.reel_barcode_luoduo set dte=2041 where id=2 Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column. To disable safe mode, toggle the option in Preferences -> SQL Editor and reconnect. 0.000 sec

没有定义主键

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