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SQL & databases learning pathStep-by-step roadmap to learn SQL & databases in 2026

SQL is how applications and analysts work with data. This path covers querying, database administration, PL/SQL and NoSQL databases.

3stages
4steps
40hours of skills
0%your progress
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SQL & databases roadmap

Open any step to see its lessons, tools and lab, and mark it as learning or done. Your progress is saved in this browser only.

1

Foundations

1 steps · 10 hours
SQL essentials10h

Query and analyse data confidently with SQL

What you learn

  • SELECT, filtering and sorting
  • Joins across tables
  • Aggregations and GROUP BY
  • Subqueries and CTEs
  • Window functions

Tools

PostgreSQLMySQL

Hands-on lab

Answer 20 business questions from a sales database

Learn it at SOTT

Database Administration: SQL & NoSQL · PL/SQL Development · Azure Database Administrator Associate (DP-300)

2

Core skills

2 steps · 22 hours
Database administration12h

Keep databases fast, safe and available

What you learn

  • Installation and configuration
  • Backup and recovery
  • Indexing and performance tuning
  • Security and users
  • Replication and high availability

Tools

MySQLPostgreSQLOracle

Hands-on lab

Restore a failed database and tune slow queries

Learn it at SOTT

Database Administration: SQL & NoSQL · PL/SQL Development · Azure Database Administrator Associate (DP-300)

PL/SQL programming10h

Write database logic in PL/SQL

What you learn

  • PL/SQL blocks
  • Cursors
  • Procedures and functions
  • Packages
  • Triggers and exceptions

Tools

OracleSQL Developer

Hands-on lab

Billing package with procedures and triggers

Learn it at SOTT

PL/SQL Development

3

Advanced

1 steps · 8 hours
NoSQL databases8h

Choose and model NoSQL databases

What you learn

  • Document databases (MongoDB)
  • Key-value stores (Redis)
  • Data modelling for NoSQL
  • Choosing SQL vs NoSQL

Tools

MongoDBRedis

Hands-on lab

Product catalogue on MongoDB with a Redis cache

Learn it at SOTT

Database Administration: SQL & NoSQL · Data Engineering: Spark, Databricks & Microsoft Fabric

Courses that take you there

Database Administration: SQL & NoSQL3 Months · live online & ChennaiView course →PL/SQL Development3 Months · live online & ChennaiView course →Azure Database Administrator Associate (DP-300)3 Months · live online & ChennaiView course →

How it compares

SQL vs NoSQL

SQL databases store structured data in tables with strict rules. NoSQL databases store flexible documents, key-values or graphs and scale out easily.

SQL & databases learning path FAQ

How long does it take to learn SQL & databases?+
This path covers about 40 hours of hands-on learning across 4 modules. How quickly you finish depends on your starting point and weekly time; our advisors can plan a timeline that fits you.
Where should I start?+
With the Foundations stage: SQL essentials. If you already know a topic, mark it as done and move to the next one.
What is the difference: SQL vs NoSQL?+
SQL databases store structured data in tables with strict rules. NoSQL databases store flexible documents, key-values or graphs and scale out easily.
Which SOTT courses cover this path?+
Database Administration: SQL & NoSQL, PL/SQL Development and Azure Database Administrator Associate (DP-300). Each one is taught live, in our Chennai classroom or online, with hands-on labs and placement assistance.
I have another question. Who can I ask?+
Our advisors are happy to help. Call or WhatsApp us, or send a message from the Contact page, and we will get back to you within one working day.

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