Database

Learn Database

Learn Database with a comprehensive learning path designed for beginners. This roadmap features hands-on Database Courses for mastering popular systems like MySQL, Redis, MongoDB, and PostgreSQL. It offers structured learning covering essential concepts, database design, and administration across different database types. Gain real-world experience in database management and querying through practical exercises in interactive database playgrounds.

190 Skills|17 Courses
MySQL for Beginners
MySQL for Beginners
PostgreSQL for Beginners course cover

PostgreSQL for Beginners

DatabasePostgreSQL
In this course, learn PostgreSQL basics from installation to data operations, including database management, table creation, and simple queries.
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Completed 0 of 10 Labs
Redis for Beginners course cover

Redis for Beginners

DatabaseRedis
In this course, learn the fundamentals of Redis, including installation, key-value operations, data structures, and basic configuration for beginners.
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Completed 0 of 10 Labs
SQLite for Beginners course cover

SQLite for Beginners

DatabaseSQLite
In this course, you'll learn the fundamentals of SQLite, from setting it up on Linux to creating databases, building tables, and querying data. Perfect for beginners!
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Completed 0 of 10 Labs
MongoDB for Beginners course cover

MongoDB for Beginners

DatabaseMongoDB
A comprehensive MongoDB course covering essential skills from basic CRUD operations to advanced topics like data modeling, indexing, error handling, and data relationships. Perfect for beginners and intermediate developers.
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Completed 0 of 31 Labs
Updating a Supplier Catalog course cover

Updating a Supplier Catalog

ProjectSQLiteDatabase
Receive supplier CSV updates in SQLite, reject invalid or contradictory records, and advance stock revisions while preserving local shelf notes.
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Completed 0 of 3 Labs
Keeping Workshop Sign-Ups Consistent course cover

Keeping Workshop Sign-Ups Consistent

ProjectMySQLDatabase
Keep a working MySQL sign-up desk consistent with relationship rules that preserve existing bookings and allow legitimate requests.
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Completed 0 of 2 Labs
Reconciling a Day’s Sales course cover

Reconciling a Day’s Sales

ProjectSQLiteDatabase
Reconcile SQLite orders, payments and refunds without duplicated totals, then deliver complete order and stall CSV files.
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Completed 0 of 3 Labs
Finding Product Variants in Stock course cover

Finding Product Variants in Stock

ProjectMongoDBDatabase
Build a MongoDB finder that returns every eligible SKU and prices only the matching variants, without changing the source catalog.
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Completed 0 of 2 Labs
Ranking Each Player’s Best Score course cover

Ranking Each Player’s Best Score

ProjectRedisDatabase
Keep each player’s best absolute Redis score despite late or repeated attempts, and include every participant tied at the qualifying cutoff.
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Completed 0 of 2 Labs
Closing Sales Across Time Zones course cover

Closing Sales Across Time Zones

ProjectPostgreSQLDatabase
Close each venue’s local sales day with reusable PostgreSQL queries and complete ticket reports across midnight and daylight-saving changes.
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Completed 0 of 2 Labs
Speeding Up Order Queries course cover

Speeding Up Order Queries

ProjectMySQLDatabase
Tune two MySQL order queries with a limited index budget, then keep every order across stable cursor pages with measured diagnostic work.
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Completed 0 of 3 Labs
Preventing Overbooked Workshops course cover

Preventing Overbooked Workshops

ProjectPostgreSQLDatabase
Build atomic PostgreSQL group bookings that protect the last places, preserve original reservations and roll back failed confirmations.
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Completed 0 of 3 Labs
Keeping a Product Cache Fresh course cover

Keeping a Product Cache Fresh

ProjectDatabaseRedis
Build a Redis price cache with complete identity, bounded lifetime and precise invalidation after committed writes.
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Completed 0 of 3 Labs
Adding Pickup Options to a Shop course cover

Adding Pickup Options to a Shop

ProjectDatabaseMySQL
Extend a MySQL order schema, backfill approved pickup choices and preserve both old and new checkout contracts.
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Completed 0 of 3 Labs
Cleaning and Validating an Equipment Catalog course cover

Cleaning and Validating an Equipment Catalog

ProjectDatabaseMongoDB
Clean a MongoDB equipment catalog, preserve uncertain typed originals, repair approved counts and enforce future writes.
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Completed 0 of 3 Labs
Limiting Access to Exhibitor Records course cover

Limiting Access to Exhibitor Records

ProjectPostgreSQLDatabase
Protect shared PostgreSQL registration records with real account ownership, safe writes and continued organizer access.
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Completed 0 of 2 Labs
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