18 lines
371 B
Java
18 lines
371 B
Java
package com.sky.mapper;
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import org.apache.ibatis.annotations.Mapper;
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import org.apache.ibatis.annotations.Select;
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@Mapper
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public interface SetmealMapper {
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/**
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* 根据分类id查询套餐的数量
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* @param id
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* @return
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*/
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@Select("select count(id) from setmeal where category_id = #{categoryId}")
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Integer countByCategoryId(Long id);
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}
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