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Reconstruction of the 58th Exam (25.8.23) with Record-Breaking Difficulty - All Questions by Subject and Chapter [SQLD Past Exams are the Answer!]

"SQLD is an exam where past questions are not released to the public." Preparing for the upcoming 60th exam (26.3.7)— Practical study material featuring 50 questions per subject and chapter, vividly reconstructed based on the actual 58th exam, which was rated as having the highest difficulty ever!

9 learners are taking this course

Level Basic

Course period Unlimited

SQL
SQL
Oracle
Oracle
pivot
pivot
subquery
subquery
dcl
dcl
SQL
SQL
Oracle
Oracle
pivot
pivot
subquery
subquery
dcl
dcl

What you will gain after the course

  • Perfecting your exam-day intuition in preparation for the upcoming test

  • Difficulty levels and explanations for all questions by subject and chapter

  • Master Data Modeling + SQL Core Concepts with Past Exam Questions

  • Practice for the real exam with a 90-minute, 50-question past paper PDF.

The SQLD exam does not use a question bank system, and past exam questions are not made public.

That is why we personally reconstructed the questions immediately after the exam to vividly recreate them.

'It feels like taking the real exam!' is the kind of response this structure aims to elicit.


👉 At the actual level of difficulty

👉 Perfect restoration of exam points

👉 Maximize practical skills with problem-oriented solutions


50 previous exam questions per subject and chapter for each session

Delivered vividly with proven skills and teaching expertise.

SQLD, don't feel anxious about your preparation anymore!
Your passing is now one step closer.


※ This lecture does not replicate actual exam questions
and provides independently reconstructed questions based on the actual exam.

What you will learn


📌 Learn the SQLD subjects by dividing them into sections and mastering core concepts through past exam questions!


Subject I: Understanding Data Modeling

📍 Total 10 questions

Chapter 1: Understanding Data Modeling

Chapter 2 Data Model and SQL

Subject II SQL Fundamentals and Applications

📍 Total 40 questions

Chapter 1 SQL Fundamentals

Chapter 2 SQL Application

Chapter 3 Management Syntax

📍 Total 50 questions · All multiple-choice · Exam time 90 minutes

Section (1) Lecture Introduction & Textbook Download Center

  • Course Introduction and 

    Exam trends, sample past exam question walkthroughs, and past exam PDF


Section (2) Subject I: Understanding Data Modeling

  • Understanding Conceptual/Logical/Physical Modeling

  • Identifying model components such as entities, attributes, and relationships

  • Identifier (Primary Key) Design Principles

  • Normalization to eliminate data redundancy


  • Strengthening ERD interpretation and problem-solving skills tailored to the actual exam difficulty level

Section (3) Subject II SQL Fundamentals and Applications

  • SELECT basic retrieval and condition processing

  • Connecting data between tables through JOIN

  • GROUP BY / HAVING for aggregation and analysis

  • Subquery Utilization

  • Set operators (UNION, INTERSECT, etc.) usage and differences

  • Aggregating / Grouping / Window Functions for Data Analysis for data processing

  • Processing hierarchical data with hierarchical queries

  • Regular Expression utilization

  • PIVOT / UNPIVOT for row-column transformation

  • DDL (Table Structure Definition), DML (Data Manipulation)

  • TCL (Transaction Control), DCL (Data Control)

  • Strengthening SQL interpretation and problem-solving skills tailored to the actual exam difficulty level

Notes before taking the course

Learning Materials

  • Format of provided study materials: PDF

Recommended for
these people

Who is this course right for?

  • Those who want to know exactly what will be on the test.

  • Those who want to experience the exact feel of the actual exam

  • Those who want to grasp the overall flow at once based on past exam questions.

Need to know before starting?

  • Good to know! Basic DB terminology such as Tables, PK, and FK, and simple SQL experience like SELECT statements.

  • Ready to go! Completed advanced training from data modeling to various advanced SQL functions.

Hello
This is leejm99987374

A SQL and database expert instructor covering both practical experience and education!

After graduating from the Department of Computer Science at Soongsil University, he built his practical database experience by developing MRP systems at Hanwha Electronics & Information Technology. Later, he served as a professional SQL instructor at Oracle Korea, Informix Korea, and Genesis Technology.

Currently, he lectures on Database and SQL Programming (SQLD) at Sejong Cyber University, Yeonsung University, and Seoul Hoseo Occupational Training College.

In addition, I have been consistently conducting special lectures for SQLD certification at various universities and educational institutions, including Myongji University, Inha University, Seoul National University, Gachon University, Korea University of Technology and Education, Daegu University, and Sungshin Women's University.

Based on a total of 28 years of experience in database and SQL education,

With a strength in understanding-oriented lectures derived from practical experience,

I will deliver the SQLD past exam questions in the clearest and most easy-to-understand way possible!!!

 

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Curriculum

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8 lectures ∙ (2hr 34min)

Course Materials:

Lecture resources
Published: 
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