Question

是如何查询12位商品条形码

334862351070 这是条形码

Answer 1

select * from [表名] where len(条形码)=12

追问

你能查 12位的条形码 如何查询

追答

就是用这个语句查条形码的长度是12位的，
这个语句是要在SQL server 里用的
select * from [表名] where len(条形码)=12

追问

可是这是香水牌子的条形码 怎么会查出表名

追答

表名是你存储商品名称，条形码，数量等信息的一个表的名称

Answer 2

1、打开手机界面，点击“应用市场”
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2、在搜索框中输入“我查查”，点击搜索后，进行下载并且安装
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3、安装完毕后，点击“我查查”图标
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4、打开软件后，点击中间的按钮
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5、在出现的界面中，点击“手输”选项
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6、找到输入框的位置
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7、输入条形码，点击“确定”
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8、此时就是这个产品的名称
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