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2024-07-18 21:12:10 +08:00 · 2024-07-18 21:12:10 +08:00 · ea2bedc700
parent 58a7cdc2da
commit ea2bedc700
2 changed files with 102 additions and 0 deletions
--- a/one.sql
+++ b/one.sql
@ -0,0 +1,42 @@
+DROP TABLE IF EXISTS `student`;
+CREATE TABLE `student`  (
+  `eid` int(11) NOT NULL AUTO_INCREMENT,
+  `ename` varchar(255) ,
+  `sex` varchar(255)  ,
+  `tel` varchar(255) ,
+  `classid` int(11) ,
+  `age` int(11) ,
+  `sal` double(50, 2) ,
+  PRIMARY KEY (`eid`) USING BTREE
+)
+
+INSERT INTO `student` VALUES (1, '雷秀英', '女', '13026334953', 18, 28, 2112.12);
+INSERT INTO `student` VALUES (2, '苏璐', '女', '15329043438', 29, 26, 3147.94);
+INSERT INTO `student` VALUES (3, '高安琪', '女', '15780675303', 19, 22, 6887.02);
+INSERT INTO `student` VALUES (4, '赵子异', '男', '16847806488', 24, 25, 1134.34);
+INSERT INTO `student` VALUES (5, '谭子韬', '男', '7604828155', 15, 29, 4218.50);
+
+-- 2.查询所有学生信息，并根据年龄进行降序排序。（10分）
+SELECT * FROM `student` ORDER BY age DESC
+
+-- 3.显示姓王的学生的详细信息。（10分）
+SELECT * FROM `student` 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 `student` 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 ename,tel FROM `student` where classid=20 AND sex ="男"
+
+-- 6.查询最低工资。（10分）
+SELECT MIN(sal) FROM `student` 
+
+-- 7.查询班级为30的学生的最小年龄。（10分）
+SELECT MIN(age) FROM `student` where classid=30
+
+-- 8.查询女生的最低工资。（15分）
+SELECT MIN(sal) FROM `student` where sex="女"
+
+-- 9.查询女学生中薪资最低的人的全部信息。（15分）
+SELECT *,MIN(sal) FROM `student` where sex="女"
--- a/zyrk.sql
+++ b/zyrk.sql
@ -0,0 +1,60 @@
+/*
+ Navicat Premium Data Transfer
+
+ Source Server         : 2112B
+ Source Server Type    : MySQL
+ Source Server Version : 50557
+ Source Host           : localhost:3306
+ Source Schema         : zyrk
+
+ Target Server Type    : MySQL
+ Target Server Version : 50557
+ File Encoding         : 65001
+
+ Date: 18/07/2024 09:03:49
+*/
+
+SET NAMES utf8mb4;
+SET FOREIGN_KEY_CHECKS = 0;
+
+-- ----------------------------
+-- Table structure for student
+-- ----------------------------
+DROP TABLE IF EXISTS `student`;
+CREATE TABLE `student`  (
+  `eid` int(11) NOT NULL AUTO_INCREMENT,
+  `ename` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
+  `sex` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
+  `tel` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
+  `classid` int(11) NULL DEFAULT NULL,
+  `age` int(11) NULL DEFAULT NULL,
+  `sal` double(50, 2) NULL DEFAULT NULL,
+  PRIMARY KEY (`eid`) USING BTREE
+) ENGINE = InnoDB AUTO_INCREMENT = 22 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Compact;
+
+-- ----------------------------
+-- Records of student
+-- ----------------------------
+INSERT INTO `student` VALUES (1, '雷秀英', '女', '13026334953', 18, 28, 2112.12);
+INSERT INTO `student` VALUES (2, '苏璐', '女', '15329043438', 29, 26, 3147.94);
+INSERT INTO `student` VALUES (3, '高安琪', '女', '15780675303', 19, 22, 6887.02);
+INSERT INTO `student` VALUES (4, '赵子异', '男', '16847806488', 24, 25, 1134.34);
+INSERT INTO `student` VALUES (5, '谭子韬', '男', '7604828155', 15, 29, 4218.50);
+INSERT INTO `student` VALUES (6, '崔詩涵', '女', '15854094781', 12, 27, 6269.27);
+INSERT INTO `student` VALUES (7, '谭子异', '男', '17550739897', 13, 25, 8157.68);
+INSERT INTO `student` VALUES (8, '王晓明', '男', '1088562136', 28, 21, 2316.10);
+INSERT INTO `student` VALUES (9, '龚晓明', '男', '17546884117', 22, 23, 1345.90);
+INSERT INTO `student` VALUES (10, '秦璐', '女', '7550450276', 14, 22, 8414.11);
+INSERT INTO `student` VALUES (11, '雷杰宏', '男', '16231006588', 26, 27, 9603.71);
+INSERT INTO `student` VALUES (12, '胡杰宏', '男', '7692605247', 16, 23, 7573.97);
+INSERT INTO `student` VALUES (13, '毛致远', '男', '284936813', 25, 28, 2790.66);
+INSERT INTO `student` VALUES (14, '杨杰宏', '男', '15589530119', 21, 26, 7437.80);
+INSERT INTO `student` VALUES (15, '龙子韬', '男', '16506983856', 17, 21, 3208.69);
+INSERT INTO `student` VALUES (16, '梁子异', '男', '107053065', 27, 23, 6574.22);
+INSERT INTO `student` VALUES (17, '贺嘉伦', '男', '18635171416', 30, 27, 3704.91);
+INSERT INTO `student` VALUES (18, '沈睿', '男', '18938874896', 23, 23, 7364.48);
+INSERT INTO `student` VALUES (19, '李睿', '男', '2129561607', 11, 26, 9341.06);
+INSERT INTO `student` VALUES (20, '林子异', '男', '16788170077', 10, 22, 8338.15);
+INSERT INTO `student` VALUES (21, '大学生', '男', '2342342535', 20, 20, 3242.34);
+
+SET FOREIGN_KEY_CHECKS = 1;