SQL and Relational Theory: How to Write Accurate SQL Code

Author: C. J. Date
3.7

Comments

by anonymous   2018-08-06
I recommend to read a good book like [SQL and Relational Theory: How to Write Accurate SQL Code](https://www.amazon.com/SQL-Relational-Theory-Write-Accurate/dp/1449316409) to understand more about why it's necessary to define a table before you insert into it.