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high-six-day01
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7.18 day01

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面包骑士 2024-07-18 11:22:24 +08:00
commit 8ccdabc9f8
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35
.gitignore vendored 100644
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target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### Eclipse ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/
### Mac OS ###
.DS_Store

11
.idea/$PROJECT_FILE$ 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="AnalysisProjectProfileManager">
<option name="PROJECT_PROFILE" />
<option name="USE_PROJECT_LEVEL_SETTINGS" value="false" />
<list size="0" />
</component>
<component name="SuppressionsComponent">
<option name="suppComments" value="[]" />
</component>
</project>

8
.idea/.gitignore vendored 100644
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# 默认忽略的文件
/shelf/
/workspace.xml
# 基于编辑器的 HTTP 客户端请求
/httpRequests/
# Datasource local storage ignored files
/dataSources/
/dataSources.local.xml

12
.idea/UploadStorage.xml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="UploadStorage">
<option name="envList">
<list>
<EnvDTO>
<option name="env" value="本地" />
</EnvDTO>
</list>
</option>
</component>
</project>

3
.idea/dictionaries/Admin.xml 100644
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<component name="ProjectDictionaryState">
<dictionary name="Admin" />
</component>

8
.idea/encodings.xml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="Encoding" native2AsciiForPropertiesFiles="true" defaultCharsetForPropertiesFiles="UTF-8">
<file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
<file url="PROJECT" charset="UTF-8" />
</component>
</project>

5
.idea/inspectionProfiles/Project_Default.xml 100644
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<component name="InspectionProjectProfileManager">
<profile version="1.0">
<option name="myName" value="Project Default" />
</profile>
</component>

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.idea/misc.xml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ExternalStorageConfigurationManager" enabled="true" />
<component name="MavenProjectsManager">
<option name="originalFiles">
<list>
<option value="$PROJECT_DIR$/pom.xml" />
</list>
</option>
</component>
<component name="ProjectInspectionProfilesVisibleTreeState">
<entry key="Project Default">
<profile-state>
<expanded-state>
<State>
<id>Abstraction issuesJava</id>
</State>
<State>
<id>EditorConfig</id>
</State>
<State>
<id>Error handlingJava</id>
</State>
<State>
<id>General</id>
</State>
<State>
<id>Internationalization</id>
</State>
<State>
<id>JUnit</id>
</State>
<State>
<id>JVM languages</id>
</State>
<State>
<id>Java</id>
</State>
<State>
<id>JavaScript and TypeScript</id>
</State>
<State>
<id>Kotlin</id>
</State>
<State>
<id>PortabilityJava</id>
</State>
<State>
<id>Probable bugsKotlin</id>
</State>
<State>
<id>Properties files</id>
</State>
<State>
<id>ReactJavaScript and TypeScript</id>
</State>
<State>
<id>Test frameworksJVM languages</id>
</State>
</expanded-state>
<selected-state>
<State>
<id>User defined</id>
</State>
</selected-state>
</profile-state>
</entry>
</component>
<component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
<output url="file://$PROJECT_DIR$/out" />
</component>
<component name="SuppressionsComponent">
<option name="suppComments" value="[]" />
</component>
</project>

12
.idea/qaplug_profiles.xml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="AnalysisProjectProfileManager">
<option name="PROJECT_PROFILE" value="Project Default" />
<option name="USE_PROJECT_LEVEL_SETTINGS" value="false" />
<scopes />
<profiles>
<profile profile_name="Project Default" version="1.0" is_locked="false" />
</profiles>
<list size="0" />
</component>
</project>

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.idea/setting.xml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="arthas.idea.plugin">
<option name="selectProjectName" value="" />
<option name="redisAddress" value="" />
<option name="redisAuth" value="" />
<option name="redisCacheKey" value="" />
</component>
</project>

6
.idea/vcs.xml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="$PROJECT_DIR$" vcs="Git" />
</component>
</project>

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pom.xml 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.bw</groupId>
<artifactId>day01</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
</project>

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sql/day01.sql 100644
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# 2.查询所有学生信息，并根据年龄进行降序排序。（10分）
SELECT * FROM
day01_user ORDER BY age DESC;
# 3.显示姓王的学生的详细信息。（10分）
SELECT * FROM
day01_user
WHERE ename LIKE ('王%');
# 4.查询工资大于5000的所有男同学的信息。（10分）
SELECT * FROM
day01_user
WHERE sal > 5000 AND sex = '男';
# 5.查询班级编号为20的男同学的电话号码。（10分）
SELECT * FROM
day01_user
WHERE classid = 20 AND sex = '男';
# 6.查询最低工资。（10分）
SELECT MIN(sal) FROM day01_user;
# 7.查询班级为30的学生的最小年龄。（10分）
SELECT MIN(age) FROM
day01_user
WHERE classid = 30;
# 8.查询女生的最低工资。（15分）
SELECT MIN(sal) FROM day01_user WHERE sex = '女';
# 9.查询女学生中薪资最低的人的全部信息。（15分）
SELECT * FROM
day01_user
WHERE sex = '女'
AND sal = (
SELECT MIN(sal) FROM
day01_user
WHERE sex = '女'
);

59
sql/day01_user.sql 100644
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/*
Navicat Premium Data Transfer
Source Server : 本机
Source Server Type : MySQL
Source Server Version : 50744
Source Host : localhost:3306
Source Schema : high-six-exam
Target Server Type : MySQL
Target Server Version : 50744
File Encoding : 65001
Date: 18/07/2024 08:52:28
*/
SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;
-- ----------------------------
-- Table structure for day01_user
-- ----------------------------
DROP TABLE IF EXISTS `day01_user`;
CREATE TABLE `day01_user` (
`eid` int(11) NOT NULL AUTO_INCREMENT COMMENT '学生ID',
`ename` varchar(10) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL COMMENT '学生姓名',
`sex` varchar(2) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL COMMENT '学生性别',
`tel` varchar(20) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL COMMENT '学生手机号',
`classid` int(11) NULL DEFAULT NULL COMMENT '学生班级',
`age` int(11) NULL DEFAULT NULL COMMENT '学生年龄',
`sal` double NULL DEFAULT NULL COMMENT '学生薪资',
PRIMARY KEY (`eid`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 21 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of day01_user
-- ----------------------------
INSERT INTO `day01_user` VALUES (1, '方王韬', '男', '19800670755', 20, 29, 3059.6);
INSERT INTO `day01_user` VALUES (2, '林詩涵', '女', '19507931194', 20, 23, 6381.17);
INSERT INTO `day01_user` VALUES (3, '尹致远', '男', '7600451038', 20, 19, 5107.62);
INSERT INTO `day01_user` VALUES (4, '徐璐', '女', '7691120789', 20, 27, 5307.63);
INSERT INTO `day01_user` VALUES (5, '尹震南', '男', '14796746974', 4, 29, 6519.92);
INSERT INTO `day01_user` VALUES (6, '范致远', '男', '1053148944', 30, 29, 2720.74);
INSERT INTO `day01_user` VALUES (7, '贾子异', '男', '17787973788', 30, 24, 3940.03);
INSERT INTO `day01_user` VALUES (8, '魏震南', '男', '1009556234', 30, 24, 8387.14);
INSERT INTO `day01_user` VALUES (9, '莫子韬', '男', '7693373552', 30, 27, 9213.19);
INSERT INTO `day01_user` VALUES (10, '严子异', '男', '14145386982', 30, 23, 2418.38);
INSERT INTO `day01_user` VALUES (11, '熊子异', '男', '17999840481', 30, 30, 5356.33);
INSERT INTO `day01_user` VALUES (12, '韩宇宁', '男', '2014651275', 30, 19, 8295.86);
INSERT INTO `day01_user` VALUES (13, '陈致远', '男', '16175133202', 30, 20, 8203.2);
INSERT INTO `day01_user` VALUES (14, '田子韬', '男', '7604233014', 30, 19, 4959.46);
INSERT INTO `day01_user` VALUES (15, '王嘉伦', '男', '15315936551', 30, 27, 7611.77);
INSERT INTO `day01_user` VALUES (16, '袁詩涵', '女', '18861365288', 30, 21, 2944.04);
INSERT INTO `day01_user` VALUES (17, '姜詩涵', '女', '287949657', 30, 28, 8114.72);
INSERT INTO `day01_user` VALUES (18, '侯云熙', '男', '210309388', 30, 22, 2190.1);
INSERT INTO `day01_user` VALUES (19, '王震南', '男', '7559535493', 3, 26, 2724.84);
INSERT INTO `day01_user` VALUES (20, '谭璐', '女', '17955237156', 1, 21, 4140.22);
SET FOREIGN_KEY_CHECKS = 1;

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