PL/SQL courses can help you learn database programming, data manipulation, error handling, and performance tuning. You can build skills in writing complex queries, optimizing stored procedures, and managing transactions effectively. Many courses introduce tools like Oracle SQL Developer and PL/SQL Developer, which support these skills by providing environments for writing, testing, and debugging your code.

Skills you'll gain: Analytics, Data Visualization, Business Analytics, Data Analysis, Interactive Data Visualization, Microsoft PowerPoint, Data Presentation, Presentations, Excel Formulas, Data-Driven Decision-Making, Dashboard, Data Storytelling, Dashboard Creation, Microsoft Excel, Customer Analysis, Data Visualization Software, Big Data, Target Market, Oral Expression, Data Cleansing
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Data Cleansing, Marketing Operations, Marketing Analytics, Data Preprocessing, Data Manipulation, Data Quality, Data Transformation, Data Wrangling, Data Synthesis, Data Mapping, Google Analytics, Code Review, Data Validation, Cross-Channel Marketing, Data Integrity, Software Technical Review, Verification And Validation, SQL, Data Modeling, Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Analytical Skills, Data Validation, Data Quality, Exploratory Data Analysis, Analysis, Data Analysis, Business Reporting, Debugging, Investigation, Root Cause Analysis, SQL
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Data Storytelling, Power BI, Matplotlib, Tableau Software, Plot (Graphics), Data Presentation, Relational Databases, Database Design, Data Cleansing, Data Visualization Software, SQL, Database Theory, Business Intelligence, R (Software), Data Wrangling, Statistical Programming, R Programming, Data Visualization, Data Analysis, Python Programming
Beginner · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Database Design, MySQL, Relational Databases, SQL, Database Management, Data Modeling, Query Languages, Databases, Big Data, Business Analysis, Data Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Store, Data Architecture, Apache Hadoop, Extract, Transform, Load, Relational Databases, Big Data, Data Storage, Databases, Operational Databases, Apache Spark, Data Storage Technologies, Data Lakes, Data Warehousing, Data Governance, Data Pipelines, Data Integration, Data Processing, SQL, NoSQL, Data Science
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Database Design, SQL, Database Management Systems, Database Development, NoSQL, Relational Databases, Data Warehousing, Database Theory, Database Systems, Database Architecture and Administration, Databases, Database Software, Database Administration, Data Store, Database Management, Data Modeling, Query Languages, Big Data, Data Architecture, Database Application
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Unix Commands, grep, Biostatistics, R (Software), Exploratory Data Analysis, Statistical Analysis, Unix Shell, Unix, Data Science, Data Management, Statistical Methods, Information Management, Command-Line Interface, Statistical Hypothesis Testing, Data Structures, Big Data, Molecular Biology, R Programming, Python Programming
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Database Design, Data Presentation, Ggplot2, Data Visualization Software, Data Visualization, Relational Databases, Statistical Visualization, Data Collection, Predictive Modeling, Statistical Analysis, Rmarkdown, Data Analysis, Model Evaluation, Shiny (R Package), SQL, R (Software), Data Manipulation, Web Scraping
Beginner · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: AI Personalization, Machine Learning Methods, Fraud detection, Generative AI, Responsible AI, Data Ethics, Data Management, Data Strategy, People Analytics, HR Tech, Generative Model Architectures, AI Enablement, Human Resource Management, AI Product Strategy, Data Governance, Human Resources Management and Planning, Big Data, Credit Risk, Machine Learning, Analytics
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Model Context Protocol, Database Application, AI Integrations, SQL, Vector Databases, Database Architecture and Administration, Generative AI Agents, Query Languages, AI Workflows, AI Security, Databases, Tool Calling, Agentic Workflows, Google Cloud Platform, Embeddings, Agentic systems, Cloud Deployment
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Databricks, Data Engineering, PySpark, Data Lakes, Apache Airflow, Apache Spark, Data Pipelines, MLOps (Machine Learning Operations), Data Architecture, Data Processing, Artificial Intelligence and Machine Learning (AI/ML), Data Management, Data Storage, Python Programming, Artificial Intelligence, Machine Learning, SQL, Machine Learning Algorithms, Warehouse Management
Beginner · Specialization · 1 - 3 Months