commit a8d466e0042f39bd04476afdc1a7beac68561abd
Author: wxy <14293288+zysysys@user.noreply.gitee.com>
Date: Thu Jul 18 19:54:57 2024 +0800
day1日考
diff --git a/.gitignore b/.gitignore
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+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.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
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diff --git a/.idea/$PROJECT_FILE$ b/.idea/$PROJECT_FILE$
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diff --git a/.idea/.gitignore b/.idea/.gitignore
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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
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
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+++ b/.idea/encodings.xml
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diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
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+++ b/.idea/inspectionProfiles/Project_Default.xml
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diff --git a/.idea/misc.xml b/.idea/misc.xml
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+
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+ 用户定义
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diff --git a/.idea/qaplug_profiles.xml b/.idea/qaplug_profiles.xml
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+++ b/.idea/qaplug_profiles.xml
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\ No newline at end of file
diff --git a/.idea/setting.xml b/.idea/setting.xml
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+++ b/.idea/setting.xml
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+
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\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
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--- /dev/null
+++ b/.idea/vcs.xml
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\ No newline at end of file
diff --git a/pom.xml b/pom.xml
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+++ b/pom.xml
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+
+
+ 4.0.0
+
+ com.bawei
+ day01
+ 1.0-SNAPSHOT
+
+
+ 17
+ 17
+ UTF-8
+
+
+
diff --git a/src/main/java/com/bwie/day1日考 b/src/main/java/com/bwie/day1日考
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+CREATE TABLE students (
+ e_id INT AUTO_INCREMENT PRIMARY KEY,
+ name VARCHAR(100),
+ sex ENUM('男', '女'),
+ age INT,
+ sal DECIMAL(10, 2),
+ class_id INT,
+ tel VARCHAR(20)
+);
+
+INSERT INTO students (name, sex, age, sal, class_id, tel) VALUES
+('张三', '男', 20, 6000, 20, '12345678901'),
+('李四', '女', 22, 5500, 20, '09876543210'),
+('王五', '男', 21, 5200, 30, '11223344556'),
+('赵六', '女', 23, 5800, 30, '65432109876'),
+('孙七', '男', 25, 4800, 20, '78901234567');
+
+
+select * from students ORDER BY age desc
+
+
+select * from students WHERE name like '%王%'
+
+
+select * from students WHERE sex = '男' and sal > 5000
+
+
+SELECT tel FROM students WHERE sex = '男' AND class_id = 20;
+
+
+select MIN(sal) from students
+
+
+select MIN(age) from students WHERE class_id = 30;
+
+
+select MIN(sal) from students WHERE sex = '女';
+
+
+
+SELECT * FROM students WHERE sex = '女' AND sal = (select MIN(sal) from students WHERE sex = '女');
+
+
+
+
+
+
diff --git a/src/main/java/com/bwie/img.png b/src/main/java/com/bwie/img.png
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