台中市都市發展局-都市設計服務網
Taichung Urban Development Bureau - Urban Design Service Network (2024-01-29, Others, 0KB, 下载0次)
在这个项目中,我采取原始的纳什维尔住房市场数据,并在SQL Server中执行各种SQL查询和数据清理技术,以确保…
In this project I take raw Nashville housing market data and perform various SQL queries & Data Cleaning techniques in SQL Server to ensu… (2024-01-10, Others, 0KB, 下载0次)
这是我使用AdventureWorksDW2022和WideWorldImporters数据集的SQL Server Integration Services(SSIS)上的ETL项目。成就:连接创建、变量创建、容器创建、数据转换、查找、派生列创建、聚合和排序、连接和条件拆分、多播和缓变维度
This is my ETL Project on SQL Server Integration Services (SSIS) using the AdventureWorksDW2022 and WideWorldImporters datasets. Achievements: connection creation, variable creation, container creation, data conversion, lookups, derived column creation, aggregations and sorting, joins and condition splits, multicast and slow changing dimesion (2023-12-29, Others, 0KB, 下载0次)
此为建库和查询代码
针对 了解数据库和 数据库实验使用
逻辑结构设计
将E-R图转换成关系模式:
管理员(编号,账号,密码,权限)
房 间(编号,类型,价格,状态,入住客户编号)
客 户(编号,姓名,性别,年龄,身份证号,住址,入住时间,预计天数,房间编号,退房时间,押金,住宿费,登记人)
管理员房间管理(管理员编号,房间编号)
管理员客户管理(管理员编号,客户编号)
This is the code for building a database and query the database and the database to understand the logical structure of experimental design will use the ER diagram into relational schema: manager (number, account number, password, permission) rooms (number, type, price, status, check account number) Customer (ID, name, sex, age, ID number, address, Check, expected number of days, room number, check-out, deposit, accommodation, registration person) room management administrator (administrator ID, room number) management member of client management (administrator number, customer number) (2011-06-12, Others, 1KB, 下载3次)
在线人才招聘系统,分为个人用户和企业用户两个,个人可填加个人信息,求职意向,企业里有企业的信息,可以双向选择
Online Recruitment system, divided into individual users and business users two, individuals can fill in additional personal information, job search intention, enterprises have business-related information, can be two-way selection (2008-06-07, Others, 639KB, 下载59次)