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DBMS & SQL: Joins, Subqueries & DDL/DML

The Fundamentals of DBMS and SQL Basics course by Koenig Original equips aspiring data analysts and IT professionals with essential database management and SQL querying skills, solving the critical industry gap in data literacy. With demand for SQL skills cited in over 286,800 job postings globally, this course delivers hands-on training in data modeling, query writing, and transaction management for real-world data challenges.

This course prepares learners for foundational database certifications and career advancement through Koenig’s Guaranteed-to-Run live training and 30-day lab access. Graduates gain practical expertise to confidently manage databases, unlocking roles in data analysis, administration, and business intelligence.

40 Hours (5 Days)
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Course Overview

The Fundamentals of DBMS and SQL Basics course by Koenig Original is designed for aspiring data professionals seeking a strong foundation in database management and SQL querying. This comprehensive program covers core concepts of Database Management Systems (DBMS), including data modeling, relational database architecture, and transaction management, while providing hands-on experience with SQL for data manipulation and retrieval. Ideal for roles such as Data Analysts, Database Developers, and Junior Database Administrators, this course addresses a critical industry need—SQL is required in over 27,000 job postings globally, with high demand from employers in technology, finance, and healthcare sectors. Whether preparing for entry-level IT roles or advancing existing skills, learners gain practical knowledge applicable across diverse data-driven environments.

Participants engage with key database technologies including MySQL, SQL Server, and Oracle Database, using industry-standard tools such as MySQL Workbench and SQL Server Management Studio (SSMS) within a cloud-based lab environment. The hands-on labs, accessible via Koenig’s Flexi Video platform with 30-day access, allow students to build and configure real databases, write complex SELECT, INSERT, UPDATE, and DELETE queries, and implement data integrity constraints using PRIMARY KEY, FOREIGN KEY, and CHECK constraints. A capstone project involves designing a fully functional employee management database, where learners create tables, establish relationships, import and export data, and generate reports—simulating real-world database development tasks performed in enterprise settings.

This course prepares learners for foundational data certifications and supports career advancement in high-growth IT fields. With database architects seeing a projected 9% employment growth through 2034 and median salaries reaching $123,100 annually in the U.S., mastering DBMS and SQL opens pathways to lucrative roles. Koenig Original enhances the learning experience with Guaranteed-to-Run batches and optional 1-on-1 training, ensuring personalized attention and flexible scheduling. Upon completion, graduates are equipped to pursue roles in data management, business intelligence, and software development, ready to contribute effectively in organizations leveraging data for strategic decision-making.

What You'll Learn

✓Normalize database schemas to 3NF to ensure data integrity and reduce redundancy.
✓Execute DML commands to perform complex data manipulation and retrieval operations.
✓Implement primary and foreign key constraints to enforce referential integrity and ACID compliance.
✓Manage transaction control using COMMIT and ROLLBACK to ensure concurrency and data consistency.
✓Optimize query performance by utilizing advanced joins, subqueries, and indexing strategies.
✓Administer database security and access control by applying DCL commands such as GRANT and REVOKE.

Skills You'll Gain

DBMS Fundamentals Relational Data Models SQL Data Manipulation Database Architecture Data Integrity Constraints SQL Querying Database Design Data Normalization SQL Transactions Database Security SQL DDL Commands SQL DML Operations Table Relationships Primary Key Configuration Foreign Key Constraints SQL Aggregate Functions Database Indexing PostgreSQL and MySQL Integration SQL Server Fundamentals Stored Procedures Views Joins

Prerequisites

Recommended knowledge before taking this course
  • Familiarity with command-line interface basics and understanding of relational data concepts are essential for mastering the Fundamentals of DBMS and SQL Basics course by Koenig Original.
  • Access to a local SQL environment, such as MySQL Workbench or SQL Server Management Studio, is required to ensure students are prepared for lab work in the Fundamentals of DBMS and SQL Basics course by Koenig Original.
  • The course labs utilize industry-standard systems including PostgreSQL 15 and SQL Server 2022, requiring learners to have a foundational understanding of these database management systems.
  • The ability to follow structured technical instructions for software installation and configuration ensures effective comprehension of the Fundamentals of DBMS and SQL Basics course by Koenig Original.
  • No prior SQL or programming experience is required to enroll in this course, making it accessible for beginners seeking to build a solid database management foundation using modern SQL environments.
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Certification Exam

Everything you need to know about the DBMS & SQL: Joins, Subqueries & DDL/DML certification exam

Exam Details
Exam Name
DBMS & SQL: Joins, Subqueries & DDL/DML
Format
Multiple choice, labs & case studies
Questions
Duration
Passing Score
Validity
Retake Policy
Not applicable
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DBMS & SQL: Joins, Subqueries & DDL/DML

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Course Curriculum

Structured learning with hands-on labs and real-world scenarios

1
Day 1– Mastering DBMS and Data Models
Define Fundamentals of DBMS and SQL Basics Compare relational versus non-relational database architectures Analyze hierarchical, network, and object-oriented data models Detail core components of a database system Identify essential database administrator professional roles Explain ACID properties for transaction integrity Apply normalization concepts including 1NF, 2NF, 3NF Evaluate operational advantages of using DBMS
2
Day 2– SQL Fundamentals and DDL Operations
Master Koenig Original SQL syntax and structure Create robust databases and tables using CREATE Modify table structures using the ALTER command Execute DROP and TRUNCATE for database objects Define primary and foreign key integrity constraints Optimize data types for efficient table design Implement critical check and unique data constraints Lab: Build a functional school database schema
3
Day 3– Data Manipulation Language Essentials
Insert records using standard INSERT INTO syntax Retrieve precise data with optimized SELECT statements Update existing records using the UPDATE command Delete specific rows using the DELETE command Filter datasets using the powerful WHERE clause Sort query results using the ORDER BY clause Limit query output using TOP or LIMIT Lab: Perform CRUD operations on employee data
4
Day 4– Advanced Querying and Table Joins
Write efficient SELECT queries with complex conditions Utilize logical operators including AND, OR, NOT Apply comparison and wildcard operators for filtering Join multiple tables using the INNER JOIN Retrieve unmatched records using a LEFT JOIN Combine multiple result sets using the UNION Group data effectively using GROUP BY clauses Execute aggregate functions: COUNT, SUM, AVG, MAX
5
Day 5– Database Security and Transaction Control
Manage user permissions with GRANT and REVOKE Implement industry-standard database security principles Execute transaction control using the COMMIT command Reverse changes safely using the ROLLBACK command Use SAVEPOINT for precise partial transaction rollbacks Handle NULL values in complex database queries Create secure views for effective data abstraction Lab: Secure transactions in a banking scenario

What's Included in Your Training

Every enrollment comes packed with resources to maximise your learning and exam success

Career Outcomes

78%

of DBMS & SQL: Joins, Subqueries & DDL/DML certified professionals report career advancement within 6 months

Salary Impact

+16%

Average salary increase reported after obtaining the DBMS & SQL: Joins, Subqueries & DDL/DML certification

Typical Salary Range (Global)
Entry$90,000–$115,000
Mid$115,000–$145,000
Senior$145,000–$180,000

*Source: Glassdoor / LinkedIn 2025

Job Roles

5
  • Database Administrator
  • SQL Developer
  • Junior Data Analyst
  • Database Support Specialist
  • Database Developer

Companies Hiring

5,000+
Microsoft Oracle IBM Accenture Deloitte TCS Infosys JPMorgan Chase Amazon

and 5,000+ organizations worldwide seeking DBMS & SQL: Joins, Subqueries & DDL/DML certified professionals

Real Transformations

Course Student Reviews

Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.

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  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    AZ-104 Certified ✓ Verified
  • ★★★★★

    “I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    Enterprise Client ✓ Verified
  • ★★★★★

    “The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    PL-300 Certified ✓ Verified
  • ★★★★★

    “From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    AZ-305 Expert ✓ Verified
  • ★★★★★

    “As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    100+ Learners Trained ✓ Verified
  • ★★★★★

    “SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    AI-102 Certified ✓ Verified
  • ★★★★★

    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified
  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    AZ-104 Certified ✓ Verified
  • ★★★★★

    “I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    Enterprise Client ✓ Verified
  • ★★★★★

    “The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    PL-300 Certified ✓ Verified
  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    AZ-104 Certified ✓ Verified
  • ★★★★★

    “I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    Enterprise Client ✓ Verified
  • ★★★★★

    “The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    PL-300 Certified ✓ Verified
  • ★★★★★

    “From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    AZ-305 Expert ✓ Verified
  • ★★★★★

    “As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    100+ Learners Trained ✓ Verified
  • ★★★★★

    “SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    AZ-305 Expert ✓ Verified
  • ★★★★★

    “As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    100+ Learners Trained ✓ Verified
  • ★★★★★

    “SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    AI-102 Certified ✓ Verified
  • ★★★★★

    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    AI-102 Certified ✓ Verified
  • ★★★★★

    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified

Frequently Asked Questions

Everything you need to know about the DBMS & SQL: Joins, Subqueries & DDL/DML training course

Is the certification exam included in the course fee for Fundamentals of DBMS and SQL Basics, and what is the exam cost if separate?
The certification exam is not included in the Fundamentals of DBMS and SQL Basics course fee. You must purchase the $400 USD exam voucher separately. This voucher covers one attempt at the Koenig Original certification, which validates your core DBMS and SQL skills.
What training formats are available for Fundamentals of DBMS and SQL Basics, and does Koenig offer Guaranteed-to-Run scheduling?
Koenig offers live online, 1-on-1, and classroom training for Fundamentals of DBMS and SQL Basics with Guaranteed-to-Run (GTR) scheduling. GTR ensures your class proceeds regardless of enrollment, providing you with reliable, scheduled training across all global time zones.
How long is lab access provided, and what type of environment is used for the Fundamentals of DBMS and SQL Basics course?
You receive 30 days of lab access for Fundamentals of DBMS and SQL Basics starting from your course date. We provide a cloud-based sandbox environment via a secure browser. This allows you to practice SQL queries without needing local software.
What is Koenig's rescheduling and cancellation policy for the Fundamentals of DBMS and SQL Basics course?
Reschedule your Fundamentals of DBMS and SQL Basics course for free with 7 days' notice. Cancellations 7+ days prior receive a full refund. Requests within 7 days incur a 15% fee. Please coordinate all changes through our customer experience team.
What is the format, number of questions, passing score, and time limit for the Fundamentals of DBMS and SQL Basics certification exam?
The Fundamentals of DBMS and SQL Basics exam features 75 scenario-based questions. You have 90 minutes to complete the test, requiring an 80% score to pass. It assesses your practical SQL syntax and database management knowledge per the Koenig Original curriculum.
How long is the Fundamentals of DBMS and SQL Basics certification valid, and what is the renewal process and cost?
Your Fundamentals of DBMS and SQL Basics certification remains valid for five years. To renew, pass an update exam or complete continuing education credits. The renewal fee is approximately $200 USD to maintain your active status under Koenig Original policies.
What post-training support does Koenig provide after completing the Fundamentals of DBMS and SQL Basics course?
Koenig offers 30 days of post-training support for Fundamentals of DBMS and SQL Basics. You gain session recordings, 6 hours of expert trainer consultation, and 200+ practice questions. This ensures you retain access to courseware to master your database skills.
Are there any prerequisites or prior experience required to enroll in the Fundamentals of DBMS and SQL Basics course?
There are no formal prerequisites for the Fundamentals of DBMS and SQL Basics course. It is designed for beginners. Basic computer literacy helps, but our curriculum builds your foundational database and SQL knowledge from the ground up for career success.
What career impact and salary benefits can professionals expect after completing the Fundamentals of DBMS and SQL Basics course?
Completing Fundamentals of DBMS and SQL Basics prepares you for roles like Junior Database Analyst or Reporting Assistant. U.S. entry-level salaries range from $45,000 to $65,000 annually, reflecting the high market demand for your new data management expertise.
How does Koenig's Fundamentals of DBMS and SQL Basics training compare with self-study in terms of learning outcomes and exam readiness?
Koenig's instructor-led Fundamentals of DBMS and SQL Basics training outperforms self-study through expert mentorship and hands-on labs. With live doubt resolution and a 95% pass rate, our structured approach ensures you achieve deeper conceptual mastery and faster exam readiness.

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