资讯
Excel possesses formidable database powers. Creating a relational database starts with a Master table that links it to subordinates, called (awkwardly) Slave, Child, or Detail tables. Before we dive ...
Excel used to be the poor schmuck’s database, with spreadsheets that just sort of sat there. You could create something more sophisticated with LOOKUP functions, but they were a huge hassle to set up.
Get up to speed on MySQL basics with this step-by-step tutorial on how to create a database, add a table, and input data into the table. I talk a lot about server ...
Database normalization is the cornerstone of database theory. Once a database is normalized, relationships between the data in multiple tables must be established. A hefty part of designing a ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果