The materials you provide are so well-prepared
that they're really helpful for exam preparation!

heyou32

SQLD, where do I even start? This course is for those who feel completely lost - you'll meet a transformed version of yourself after completing it. SQLD All-in-One Pass!

algolearn

[2026] SQLD All-in-One: Pass on Your First Try Even as a Non-Major

I'm glad it was helpful. :) Thank you for leaving a nice review.

자격증

데이터베이스

데이터베이스 관리 시스템

DBMS/RDBMS

입문

초급

중급이상

Big Data

Data Engineering

SQL 개발자 자격시험

SQLD

Coding Test

Course Information

Download Textbooks and Materials

Part1-Chapter1. Understanding Data Modeling

Data Modeling Practice

Part1-Chapter2. Data Models and SQL

Part 1 - Past Exam Solutions & Mind Maps

Part 2 - Practice Environment and Data Generation

Part2 - Chapter1.SQL Fundamentals

Part 2 - Chapter 2. SQL Application

Part 2 - Chapter 3. Management Statements

Part 2 - Past Exam Solutions & Mind Maps

Now, try solving plenty of problems.