SQL courses can help you learn database design, data manipulation, query optimization, and data retrieval techniques. You can build skills in writing complex queries, managing relational databases, and ensuring data integrity. Many courses introduce tools like MySQL, PostgreSQL, and Microsoft SQL Server, demonstrating how to use these platforms for data analysis and reporting. You'll also explore key topics such as joins, indexing, and transaction management, which are vital for effective data management and analysis.

Packt
Skills you'll gain: Django (Web Framework), Dashboard Creation, Model View Controller, Authentications, Chart.js, Data Import/Export, Full-Stack Web Development, Web Development, Data Modeling, Object-Relational Mapping, Cascading Style Sheets (CSS), Responsive Web Design, Javascript, Code Reusability, User Interface (UI), Development Environment, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Lakes, Data Access, Query Languages, Google Cloud Platform, Big Data, Identity and Access Management, Database Administration, Cloud Storage, Data Integration, Data Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Amazon Web Services, AWS Kinesis, Amazon DynamoDB, Amazon S3, AWS Identity and Access Management (IAM), Data Infrastructure, Dataflow, Data Storage Technologies, Data Storage, Big Data, Cloud Storage, Real Time Data, Internet Of Things, Data Processing, Cloud Computing, Operational Databases, Data Security, Data Collection, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PHP (Scripting Language), MySQL, WordPress, Web Applications, Application Programming Interface (API), Web Development, Content Management Systems, Linux Commands, DevOps, Linux, Web Design and Development, Devops Tools, Frontend Integration, Full-Stack Web Development, Data Store, Command-Line Interface, Back-End Web Development, Database Development, Server Side, Scripting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Data Visualization, Plot (Graphics), Data Manipulation, Data Presentation, Data Analysis, Statistical Programming, Data Import/Export, Data Visualization Software, Statistical Software, Data Processing, SQL, Data Transformation, Code Reusability, Descriptive Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Looker (Software), Business Intelligence, SQL, Data Analysis, Google Cloud Platform
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Graph Theory, Network Analysis, Network Model, Social Network Analysis, Graphing, NoSQL, Data Science, Query Languages, Visualization (Computer Graphics), Applied Machine Learning, Data Transformation, Big Data, Machine Learning Methods, Python Programming, Spatial Data Analysis, Deep Learning, Machine Learning, Machine Learning Algorithms
Intermediate · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Exploratory Data Analysis, Teradata SQL, JSON, Data Integration, Advanced Analytics, Analytics, Data Cleansing, Text Mining, Data Quality, Data Analysis, Customer Insights, Statistical Analysis, Data Manipulation, Application Programming Interface (API), Database Management, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Database Design, Database Development, Relational Databases, Database Theory, Database Architecture and Administration, Data Integrity, Databases, Data Modeling, Cloud Computing Architecture, Data Maintenance, Data Management, Conceptual Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: Ubuntu, Operating System Administration, Linux Commands, General Networking, TCP/IP, Security Controls, File Systems, Service Management, Package and Software Management, File Management, SQL, User Accounts
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Looker (Software), Data Cleansing, SQL, Data Transformation, Big Data, Data Manipulation, Data Processing, Extract, Transform, Load, Data Migration, Data Visualization Software, Query Languages, Dashboard Creation, Data Warehousing, Google Sheets, Data Import/Export, Analytics, Data Analysis, Data Pipelines, Cloud Storage, Data Storage
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Apache Kafka, Data Pipelines, Data Mapping, Data Integrity, Data Transformation, Data Store, Data Modeling, Cloud Deployment, SQL, PostgreSQL, Data Capture, Data Validation, Continuous Integration, Data Storage Technologies, Real Time Data, Continuous Monitoring, Schematic Diagrams
Intermediate · Course · 1 - 4 Weeks