Beginner springboot+mybatis, has already import, but the package and symbol cannot be found in error, as shown in the figure below.

< H2 > error < / H2 >

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intellij web

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UserController

UserMapper

User

jdbc

pom.xml

sql

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dao.UserMapper

controller.UserController

Demo10Application

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Javascript java springboot spring mybatis
Mar.09,2021 
import com.spring.mybatis.springMybatis.dao.UserMapper;
import com.spring.mybatis.springMybatis.entity.User;
com.spring.mybatis.springMybatis.daocom.spring.mybatis.springMybatis.entity

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e872bd-46bef.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e872bd-46bef.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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