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Data Science

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Certificate (Data Science)

[2025] SQLD Part1 That Even Non-Majors Can Pass in One Try

SQLD, where do I even begin? A course for those who feel completely lost; you'll meet a transformed self after finishing the course. SQLD All-in-One Pass!

(5.0) 7 reviews

44 learners

  • datacodelab
자격증
빅데이터분석
시리즈
문제풀이
기출
이론 중심
시험
SQLD
erwin
Oracle
SQL
Big Data

Reviews from Early Learners

What you will learn!

  • Understanding Data Modeling - Entity, Attribute, Relationship, Identifier

  • ERWIN Database Modeling Lab

  • Data Model and SQL - Normalization, Relationships and Joins, Transactions, Null Properties, Identifiers

  • Past Exam Solutions

Slide 960 Px-1

2025, just tailored to the revised exam!

SQLD Part 1 that even non-majors with no background can pass in one go!


SQLD - Part 1. Understanding Data Modeling

This course is tailored to the revised 25-year exam. It provides an easy and quick path to obtaining SQLD certification.


SQLD certification is a nationally recognized certification that verifies professional knowledge that deeply understands the core principles of SQL and can skillfully utilize them in practice. This course systematically covers the essential core theories for passing , actual exam problem solving, and practice , and is designed so that even beginners can learn effectively.

✅ Why you should choose this course:

  • SQLD textbook provided for free : Free exam textbook with sufficient explanation and problems (Oracle RDBMS based)

  • Harmony of theory and practice : Improved learning comprehension through data modeling practice + provision of practice software (erwin)

  • Practice Problem Solving : Perfect Preparation for Passing the Exam!

The SQLD certification is your first step toward becoming a data & big data expert.
Take on the challenge now! 🚀

Your selection is successful! Choose the lectures for each part of the SQLD All-in-One Pass.

Slide 960 Px

All in one

Slide 960 Px-2

Part 2. SQL Basics and Utilization

Slide 960 Px-3

Yellowtail real-life problem solving

The lecture has these features!

Slide 960 Px-6

Textbook with sufficient explanation

We provide teaching materials with sufficient explanations, rather than summarized PowerPoint presentations.

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Data Modeling Practice

ERD in SQLD! It is directly related to understanding SQL. You can improve your understanding through modeling practice.

Slide 960 Px-1

Provides problem and solution for each item and chapter

The certification exam is also a problem 🚀 Solve the problems included in the textbook and organize what you have learned.

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Organize at a glance, remember easily! Mind map provided

Take your skills to the next level by neatly organizing what you've learned so far!

  • Providing textbooks with core lectures and detailed explanations that even SQL beginners can fully understand and learn

  • Provides hands-on training and software to help you create your own data model, which is the basis for writing SQL.

  • Provides theory problems by topic and chapter to help you organize what you have learned while solving problems

  • Shortcut to passing! Provides lectures and materials on solving real exam questions

  • Provides mind maps that are easy to organize and remember at a glance

Learning Contents

  • Learn the essentials of data modeling.

  • You can embody data modeling through hands-on experience.

  • Learn the basics of writing SQL by learning the relationship between data models and SQL.

Slide 960 Px-9

Section (1) Understanding the Data Model

SQLD Part1 > Chapter1

Understanding data models, entities, properties, and relationship identifiers

  • Essentials for improving your understanding of SQL

  • Provides sufficient explanation and conceptual clarity problems

Section (2) Data Model and SQL

SQLD Part1 > Chapter2

Normalization, Relationships & Joins, Models & Transactions, Null Attributes, Identifiers

  • Deep dive into understanding data models and conceptual problems

  • Acquire data modeling skills through hands-on training

Slide 960 Px-8
Slide 960 Px-10

Section (3) Summary of past questions and key points

Organize your learning content with past exam questions and mind maps.

  • Key past exam questions solved

  • Organize your mind map

Things to note before taking the class

  • This course includes ERD practice.

  • The copyright of the learning materials belongs to Datacode Lab. Unauthorized distribution is prohibited.


Practice environment

  • Operating System and Version (OS): Windows

  • Tools used: erwin 7.3 (15-day trial version)

  • PC specifications: No restrictions

Learning Materials

  • SQLD Part 1 self-developed textbook (pdf), past exam solutions (pdf), mind map (html) provided

  • Self-developed textbook: Consists of theory explanations, item-by-item summary problems, and unit summary problems

Player Knowledge and Notes

  • SQL beginners can learn

  • After attending the lecture, proceed with the problems and practice, and repeatedly familiarize yourself with the lecture and textbook contents.


  • SQLD Part 2, Yellow Problem Solving Lectures are provided separately

  • The copyright of the lecture materials belongs to Data Code Lab. Unauthorized distribution is prohibited.

Recommended for
these people

Who is this course right for?

  • Individuals who wish to enhance their development capabilities by obtaining SQLD in one go.

  • For SQLD holders aiming for data science

  • Those needing both SQLD books and lectures.

Hello
This is

355

Learners

40

Reviews

43

Answers

4.8

Rating

5

Courses

공부하고 전파하는 것을 좋아합니다. 빅데이터와 인공지능에 오랜 경력이 있습니다.

  • 20년 현업 데이터분석가 경력, 5년 데이터 분석 강의!

  • 빅데이터 및 인공지능 분야 기업 및 공공기관 자문 및 출강

  • 빅데이터 분석기사 한권완성 필기, 실기 저자

  • 인공지능 분야 스타트업 대표

Curriculum

All

21 lectures ∙ (4hr 47min)

Course Materials:

Lecture resources
Published: 
Last updated: 

Reviews

All

7 reviews

5.0

7 reviews

  • onlymutalisk님의 프로필 이미지
    onlymutalisk

    Reviews 5

    ∙

    Average Rating 5.0

    5

    100% enrolled

    • datacodelab
      Instructor

      Hello. Thank you for leaving a good review. The exam is not long away now. Wishing you good results. I'm rooting for you. :)

  • kelly96110jung2027님의 프로필 이미지
    kelly96110jung2027

    Reviews 3

    ∙

    Average Rating 5.0

    5

    60% enrolled

    • datacodelab
      Instructor

      Thank you. Have a happy Saturday. If you have any questions, please leave them.

  • jerrycho님의 프로필 이미지
    jerrycho

    Reviews 10

    ∙

    Average Rating 5.0

    5

    55% enrolled

    • datacodelab
      Instructor

      Hello, JERRY. Thank you for the rating. Have a happy Saturday. If you have any questions, please leave them.

  • grooveturtle290048님의 프로필 이미지
    grooveturtle290048

    Reviews 10

    ∙

    Average Rating 5.0

    5

    100% enrolled

    Thank you for the great listening experience.

    • datacodelab
      Instructor

      Thank you for your review. I'm glad you enjoyed it. :) Always be happy.

  • archblue279783님의 프로필 이미지
    archblue279783

    Reviews 2

    ∙

    Average Rating 5.0

    5

    25% enrolled

    Thank you for explaining everything in detail. It was much easier to understand because I was able to practice modeling. I will listen to the lecture carefully and I really want to pass. ^^

    • datacodelab
      Instructor

      Yes, I hope you pass. I'll be cheering for you. ^^

Limited time deal ends in 18:25:17

$24.20

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$26.40

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