강의

N
챌린지

멘토링

N
클립

커뮤니티

Data Science

/

Certificate (Data Science)

[2025] SQLD Part2 One-Try Pass (Non-Majors)

SQLD, where to begin? A course for those feeling lost, you'll find a changed you after completion. SQLD All-in-One Pass!

(4.7) 6 reviews

39 learners

  • datacodelab
시리즈
기출
쿼리
실습 중심
문제풀이
자격증
시험
SQLD
Big Data
SQL
Oracle

Reviews from Early Learners

What you will learn!

  • SQL Basic Usage, Query Structure & Lab

  • SQL Basics - SELECT, Functions, WHERE, GROUP BY, HAVING, ORDER BY, Joins and Standard Joins

  • SQL Utilization - Subquery, Set Operators, Group and Window Functions, Hierarchical Queries, Pivot and Unpivot, Regular Expressions

  • Database Management Statements - DDL, DML, DCL, TCL

Slide 960 Px-2

2025, Perfect for the Revised Exam!

SQLD Part2 that even non-majors with no background can pass in one try!

SQLD - Part2. SQL Basics and Applications

This course is perfectly tailored for the revised 2025 exam.Provides an easy and fast path to obtaining the SQLD certification.


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

✅Why you should choose this course:

  • Free SQLD Textbook Provided: Free provision of exam textbook including comprehensive explanations and problems (Oracle RDBMS based)

  • Harmony of Theory and Practice: Practical skill enhancement combining SQL theory + query writing practice (Oracle + DBeaver & MS SQL)

  • Practical Problem Solving and Mock Exams Provided: Perfect preparation for exam success!

The SQLD certification is the first step that allows you to grow as a data & big data-based expert. If you write SQL well, you can improve not only data analysis but also data engineering capabilities.


Take on the challenge right now! 🚀

Algo App Banner- 복사본 (1)

You can also download the app by clicking on the image.

Scan the QR code and solve problems on the mobile app.

If you verify your course review, we'll give you a 100% free coupon.

Try using the unrestricted mobile environment. Solve enough problems to pass.

Algo App Banner- 복사본 (4)

The screen moves even when you click on images. Verify your review and receive a free mobile app coupon.

Your choice is the key to success! Choose SQLD All-in-One Pass lectures by section.

Slide 960 Px

All-in-One

Slide 960 Px-1

Part1. Data Modeling

Slide 960 Px-3

Noraengi Practical Problem Solving

This course has these features!

Slide 960 Px

Textbook with sufficient explanations

We provide comprehensive textbooks with detailed explanations, not summarized PowerPoint presentations.

Slide 960 Px-3

SQL Query Writing Practice

ERD that appears in SQLD! It's directly connected to SQL understanding. You can improve your comprehension through modeling practice.

Slide 960 Px-2

Provides problems and past exam solutions by topic and chapter

Certification exams are all about practice problems🚀 Solve the problems included in the textbook and organize what you've learned.

Slide 960 Px-5

Quick overview, easy to remember! Mind map provided

Organize the content you've learned so far neatly and upgrade your skills to the next level!

  • A core course with detailed explanatory materials that even SQL beginners can fully understand and learn from

  • SQL Practice Environment Setup Guide and Practice Execution

  • Provides theoretical problems organized by topic and chapter to help you organize and consolidate what you've learned while solving problems

  • The shortcut to success! Practical past exam problem-solving lectures and materials provided

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

Learning Content

  • We will conduct SQL basic theory and query writing practice.

  • Learn advanced SQL and management statements and write queries directly.

  • Solve past exam questions and practice tests, then organize the key content.

Slide 960 Px - 조인

Section (1) SQL Basics

SQL Fundamentals and Query Writing Practice

  • Relational Database Fundamentals

  • Syntax such as SELECT, WHERE, GROUP BY, JOIN, etc.

Section (2) SQL Utilization

Advanced SQL Query Theory and Practical Writing

  • Subqueries, Sets, Group and Window Functions, TOP-N

  • Hierarchical Queries, Pivot & UnPivot, Regular Expressions

Slide 960 Px-윈도우
Slide 960 Px-CREATE VIEW

Section (3) Management Statements

RDBMS Management Statement Theory and Practice

  • DML, TCL, DDL, DCL

  • DML and Transactions

  • Database Object Permission Management

Section (4) Past Exam Questions and Key Summary

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

  • Core Past Exam Problem Solving

  • Mind Map Organization

Slide 960 Px-4

Important Notes Before Taking the Course

  • The SQL practice environment uses Oracle.

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

Practice Environment

  • Operating System and Version (OS): Windows, Mac

  • Tools Used: Oracle 12C & DBeaver, LiveSQL

  • PC Specifications: No restrictions

Learning Materials

  • SQLD Part2 self-developed textbook (pdf), practice data & scripts, past exam solutions (pdf), mind map (html) provided

  • Self-developed textbook: Composed of theoretical explanations, categorized review problems, chapter summary problems, and practice mock exam problems

Prerequisites and Important Notes

  • SQL beginner learning available

  • After taking the course, proceed with problems and practice exercises, and repeatedly review the course and textbook content


  • SQLD Part1, Yellow Book problem-solving lecture is provided separately

  • The copyright of the lecture materials belongs to DataCodeLab. Unauthorized distribution is prohibited.

Recommended for
these people

Who is this course right for?

  • Someone who wants to acquire SQLD at once to improve their development skills

  • Those aiming to become data scientists with an SQLD qualification

  • People who need both SQLD books and lectures

Hello
This is

461

Learners

52

Reviews

51

Answers

4.7

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

41 lectures ∙ (8hr 37min)

Course Materials:

Lecture resources
Published: 
Last updated: 

Reviews

All

6 reviews

4.7

6 reviews

  • tytyha31222780님의 프로필 이미지
    tytyha31222780

    Reviews 1

    ∙

    Average Rating 4.0

    4

    61% enrolled

    • younghe422863700님의 프로필 이미지
      younghe422863700

      Reviews 2

      ∙

      Average Rating 4.5

      4

      32% enrolled

      • datacodelab
        Instructor

        Hello. Thank you for leaving a rating. The exam is coming up soon. I hope you get good results. Thank you.

    • grooveturtle290048님의 프로필 이미지
      grooveturtle290048

      Reviews 10

      ∙

      Average Rating 5.0

      5

      100% enrolled

      I enjoyed it very much. I especially appreciate the effort that went into the materials you provided. After a preliminary scoring of the exam, I expect to pass without any issues, as I received a high score. Thank you.

      • datacodelab
        Instructor

        Wow, congratulations. I'm glad to hear you'll likely pass without any issues. Thank you for leaving a review of the lecture as well. I wish you all the best. Thank you.

    • archblue279783님의 프로필 이미지
      archblue279783

      Reviews 2

      ∙

      Average Rating 5.0

      5

      29% enrolled

      It's so great that I can follow along directly and understand it easily!!

      • datacodelab
        Instructor

        Okay, I'm glad you think it's good to follow along. Thank you :)

    • desunny6762님의 프로필 이미지
      desunny6762

      Reviews 2

      ∙

      Average Rating 5.0

      5

      32% enrolled

      There were many difficult concepts, but it was definitely good to practice them. I was able to better understand things like pivot, unpivot, window functions, and grouping functions through the practice. Thank you.

      • datacodelab
        Instructor

        Okay. Thank you for taking the class. :)

    $37.40

    datacodelab's other courses

    Check out other courses by the instructor!

    [2025] SQLD All-in-One for Non-Majors to Pass in One ShotCourse Thumbnail

    [2025] SQLD All-in-One for Non-Majors to Pass in One Shot

    datacodelab

    SQLD, where should I start? This course is for you who feel so overwhelmed; you'll meet a changed you after completing it. SQLD All-in-One Pass!

    Beginner

    Beginner

    SQLD, Big Data, Data Engineering

    [2025] SQLD All-in-One for Non-Majors to Pass in One ShotCourse Thumbnail

    [2025] SQLD All-in-One for Non-Majors to Pass in One Shot

    datacodelab

    [2025] SQLD Problem Solutions - 176 Yellow Problems for Those Who Find SQLD Questions DifficultCourse Thumbnail

    [2025] SQLD Problem Solutions - 176 Yellow Problems for Those Who Find SQLD Questions Difficult

    datacodelab

    SQLD Yellow Book 176 Problem Solving Lecture for You Who Studied but Cannot Solve Problems. After Completing the Course, You Will Become an Expert Beyond Passing. SQLD All-in-One Pass!

    Basic

    Basic

    SQL, SQLD, Big Data

    [2025] SQLD Problem Solutions - 176 Yellow Problems for Those Who Find SQLD Questions DifficultCourse Thumbnail

    [2025] SQLD Problem Solutions - 176 Yellow Problems for Those Who Find SQLD Questions Difficult

    datacodelab

    [2025] Big Branch Practical! Pass in one shot with the latest past exam solutions (Python)Course Thumbnail

    [2025] Big Branch Practical! Pass in one shot with the latest past exam solutions (Python)

    datacodelab

    Many applicants want to solve past questions. Why is that? Because the question setter refers to past questions. Solving the latest past questions is the shortcut to success.

    Basic

    Basic

    Python, Engineer Big Data Analysis, Big Data

    [2025] Big Branch Practical! Pass in one shot with the latest past exam solutions (Python)Course Thumbnail

    [2025] Big Branch Practical! Pass in one shot with the latest past exam solutions (Python)

    datacodelab

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

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

    datacodelab

    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!

    Basic

    Basic

    SQLD, erwin, Oracle

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

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

    datacodelab

    Similar courses

    Explore other courses in the same field!

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

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

    datacodelab

    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!

    Basic

    Basic

    SQLD, erwin, Oracle

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

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

    datacodelab

    Big Data Analysis Engineer Written Exam All-in-One: Complete Preparation in 3 WeeksCourse Thumbnail

    Big Data Analysis Engineer Written Exam All-in-One: Complete Preparation in 3 Weeks

    Masocampus

    A complete roadmap for obtaining the Big Data Analysis Engineer certification! We provide a systematic learning process for passing the exam, from data analysis beginners to experts.

    Basic

    Basic

    Engineer Big Data Analysis, Big Data, Statistics

    Big Data Analysis Engineer Written Exam All-in-One: Complete Preparation in 3 WeeksCourse Thumbnail

    Big Data Analysis Engineer Written Exam All-in-One: Complete Preparation in 3 Weeks

    Masocampus

    [Nuclear House] 2025 Big Data Analysis Article (Written)_Subject 3~4Course Thumbnail

    [Nuclear House] 2025 Big Data Analysis Article (Written)_Subject 3~4

    lmy0016004

    The only lecture that delves into a specific professional field! A subject-specific professional in the field will tell you the fastest way to pass the exam through a thorough analysis of the exam trends!

    Basic

    Basic

    Big Data

    [Nuclear House] 2025 Big Data Analysis Article (Written)_Subject 3~4Course Thumbnail

    [Nuclear House] 2025 Big Data Analysis Article (Written)_Subject 3~4

    lmy0016004

    [2025] SQLD All-in-One for Non-Majors to Pass in One ShotCourse Thumbnail

    [2025] SQLD All-in-One for Non-Majors to Pass in One Shot

    datacodelab

    SQLD, where should I start? This course is for you who feel so overwhelmed; you'll meet a changed you after completing it. SQLD All-in-One Pass!

    Beginner

    Beginner

    SQLD, Big Data, Data Engineering

    [2025] SQLD All-in-One for Non-Majors to Pass in One ShotCourse Thumbnail

    [2025] SQLD All-in-One for Non-Majors to Pass in One Shot

    datacodelab

    Getting SQL Developer (SQLD) Certification Part 2Course Thumbnail

    Getting SQL Developer (SQLD) Certification Part 2

    usefulit

    It contains only the essentials required to obtain the SQLD certification. This is a learning process that will help you acquire the SQLD certification by solving various examples directly, starting from setting up the development environment and building your skills.

    Basic

    Basic

    SQL

    Getting SQL Developer (SQLD) Certification Part 2Course Thumbnail

    Getting SQL Developer (SQLD) Certification Part 2

    usefulit

    ADsP 2-week pass all-in-one passCourse Thumbnail

    ADsP 2-week pass all-in-one pass

    Masocampus

    Master the nationally certified data analysis associate specialist qualification exam in 2 weeks! Acquire the core theories and background knowledge of data, and learn advanced knowledge of data analysis using R, a statistical analysis tool.

    Beginner

    Beginner

    ADsP, Big Data, R

    ADsP 2-week pass all-in-one passCourse Thumbnail

    ADsP 2-week pass all-in-one pass

    Masocampus

    Certification and Practice! Business Information Visualization (Practical) Tableau All in OneCourse Thumbnail

    Certification and Practice! Business Information Visualization (Practical) Tableau All in One

    onepm

    This lecture aims to systematically learn the essential core concepts and functions absolutely necessary for the Business Information Visualization Practical Exam (Tableau), based on the exam guidelines of the organizing institution. It is structured around practical exercises so that you can freely use the functions frequently tested in the actual exam, and through solving mock exam problems of types A and B, you can improve your understanding of the exam types and your problem-solving skills together. Lecture plan and materials can be checked at https://github.com/hansikyung/Tableau_OneTime.

    Basic

    Basic

    Big Data, Tableau

    Certification and Practice! Business Information Visualization (Practical) Tableau All in OneCourse Thumbnail

    Certification and Practice! Business Information Visualization (Practical) Tableau All in One

    onepm