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mysql like不用单引号_MyBatis做动态模糊查询时 like后面要不要加单引号??

时间:2022-06-22 21:39:40

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mysql like不用单引号_MyBatis做动态模糊查询时 like后面要不要加单引号??

做项目遇到了个奇怪的问题,项目里面要对商品、账户、进行分别的多条件查询,于是我就采用动态多条件分页查询,起初在做账户部分的时候Mybatis是这样写的

select acc_id,acc_login,acc_name,acc_pass

from account

and acc_id like #{paramsEntity.accId}

and acc_login like #{paramsEntity.accLogin}

and acc_name like #{paramsEntity.accName}

and acc_pass like #{paramsEntity.accPass}

limit #{start},#{rows}

like 后面直接跟#{paramsEntity.accName} 不需要添加单引号

然后完成商品查询的时候我一样写了一套

select goods_Id,goods_name,goods_unit,goods_type,goods_color,goods_store,goods_limit,goods_commission,goods_producer,goods_remark,goods_sel_price,goods_buy_price

from goods

and goods_Id like ${paramsEntity.goodsId}

and goods_name like ${paramsEntity.goodsName}

and goods_unit like ${paramsEntity.goodsUnit}

and goods_type like ${paramsEntity.goodsType}

and goods_color like ${paramsEntity.goodsColor}

and goods_store like ${paramsEntity.goodsStore}

and goods_limit like ${paramsEntity.goodsLimit}

and goods_commission like ${paramsEntity.goodsCommission}

and goods_producer like ${paramsEntity.goodsProducer}

and goods_remark like ${paramsEntity.goodsRemark}

and goods_sel_price like ${paramsEntity.goodsSelPrice}

and goods_buy_price like ${paramsEntity.goodsBuyPrice}

limit #{start},#{rows}

但是运行报错了!!!

错误信息You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '%% limit 0,3' at line 3

然后我就给单引号添加上了,然后居然就成了,代码这样子

select goods_Id,goods_name,goods_unit,goods_type,goods_color,goods_store,goods_limit,goods_commission,goods_producer,goods_remark,goods_sel_price,goods_buy_price

from goods

and goods_Id like '${paramsEntity.goodsId}'

and goods_name like '${paramsEntity.goodsName}'

and goods_unit like '${paramsEntity.goodsUnit}'

and goods_type like '${paramsEntity.goodsType}'

and goods_color like '${paramsEntity.goodsColor}'

and goods_store like '${paramsEntity.goodsStore}'

and goods_limit like '${paramsEntity.goodsLimit}'

and goods_commission like '${paramsEntity.goodsCommission}'

and goods_producer like '${paramsEntity.goodsProducer}'

and goods_remark like '${paramsEntity.goodsRemark}'

and goods_sel_price like '${paramsEntity.goodsSelPrice}'

and goods_buy_price like '${paramsEntity.goodsBuyPrice}'

limit #{start},#{rows}

然后我就去查文档,光放文档给出的也是不用加单引号的!!

parameterType=”Blog” resultType=”Blog”>SELECT*FROM BLOG

state=#{state}

AND title like #{title}

AND title like #{author.name}

我的问题还真不知道出在哪里!!!奇了怪了,有空再去搞清楚吧 !!!!

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