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For those feeling overwhelmed by SQLD exam preparation, this is a standard course that analyzes the entire scope of the "Yellow Book," organizes the necessary theories through practice-oriented lessons, and solves every single problem. With short, concise clips and a topic-based structure, you can build the practical skills needed to succeed on the actual exam.

coddatg

Hands-on SQLD Practice (Subject 2)

sqld

SQLD

oracle

Oracle

mssql

MSSQL

자격증

시험

입문

초급

중급이상

오라클

Microsoft SQL Server

SQL 개발자 자격시험

SQLD Exam Overview, Course Introduction, and Practice Environment Setup

Relational Database Overview

SELECT statement

Function

WHERE clause

GROUP BY, HAVING clauses

ORDER BY clause

Join

Standard Join

Subquery

Set Operators

Group functions

Window Functions

Top N Query

Hierarchical Queries and Self Joins

PIVOT and UNPIVOT clauses

Regular Expression

Appendix A.

Appendix B. Environment Setup Using Docker

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