I now clearly understand the integrity of relational databases.
Thank you for making me the 5% rather than the 95%.

chldntn71905

This course was created for those who find databases challenging, making it easy to understand concepts and build your skills through practice.
This lecture covers database fundamentals and SQL language usage. For learning how to create databases, you can take the database design course.
Since most program developers encounter databases in their work, I've made an effort to explain in detail how to approach databases from a programmer's perspective.

kjlee

Database Basics (SQL)

입문

초급

중급이상

데이터베이스 관리 시스템

DBMS/RDBMS

sql-ansi

Database Overview

Primary Key, Foreign Key (Defining Relationships)

DML Statements

DQL Statements

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