Mybatis LIKE模糊查询推荐写法

⏹Mapper

public interface TestMapper30 {
    
    

    List<I18MessageEnttiy> selectMessageByItem(String item);
}

• concat('%', #{模糊查询的参数}, '%')

<select id="selectMessageByItem" parameterType="String" resultType="com.example.jmw.entity.I18MessageEnttiy">
    SELECT
        code
        , locale
        , item
    FROM
        i18message
    WHERE
        item LIKE concat('%', #{item}, '%');
</select>

⏹Entity

import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;

@Data
@NoArgsConstructor
@AllArgsConstructor
@Builder
public class I18MessageEnttiy {
    
    

    private String code;

    private String locale;

    private String item;
}

⏹数据库

⏹查询效果