spencerkwon

Learn the fundamentals of SQL and databases essential for practical work.
Not only developers, but also planners and data analysts can learn SQL in depth.

Young-han Kim's Practical Database - Basic Course

데이터베이스

데이터베이스 관리 시스템

DBMS/RDBMS

MySql

mysql

sqld

SQLD

입문

초급

중급이상

MySQL

SQL 개발자 자격시험

Course Introduction and Class Materials

Join 1 - Inner Join

Join2 - Outer Join and Other Joins

Subquery

UNION

CASE Statement

View

Index1

Index2

Data integrity

Transaction

stored procedures, functions, triggers