Oracle LiveSQL
FreeFree online SQL environment by Oracle - write, run, and share SQL queries instantly
FreeFree tier
About Oracle LiveSQL
Oracle LiveSQL is a free, web-based SQL environment provided by Oracle. It allows users to write and run SQL queries on a real Oracle Database instance without any installation or setup. The platform includes sample schemas (like HR and SH) for practice, supports saving and sharing SQL scripts, and offers a learning library with tutorials and examples. It is widely used by students, educators, and developers to learn SQL, test queries, and teach database concepts.
Key Features
Run SQL queries on a live Oracle Database
Pre-loaded sample schemas (HR, SH, etc.)
Save and share SQL scripts via unique URLs
Built-in SQL learning resources and tutorials
No software installation required
Accessible from any web browser
Pros & Cons
Pros
- Completely free to use
- No local database installation needed
- Access to a real Oracle Database environment
- Supports sharing SQL scripts with others
- Includes sample schemas for practice
- Useful for both beginners and experienced developers
Cons
- Limited to Oracle SQL dialect (not cross-platform)
- Session timeouts after inactivity
- Not suitable for production or large-scale workloads
- Requires internet connection
- Query execution constraints (e.g., no DDL that affects shared environment)
Best For
Learning and practicing SQL syntaxTesting SQL queries before deploying to productionTeaching database courses with a real Oracle environmentCollaborating on SQL scripts with peersExploring Oracle Database features without local setup
FAQ
Is Oracle LiveSQL free to use?
Yes, Oracle LiveSQL is completely free. Users can create an Oracle account (or use single sign-on) and start running SQL queries immediately.
Do I need to install Oracle Database to use LiveSQL?
No. LiveSQL runs entirely in your web browser. Oracle hosts and manages the underlying database, so you only need an internet connection.
Can I save my SQL scripts on LiveSQL?
Yes, you can save scripts and generate a unique URL to share them with others. Saved scripts are linked to your account.
What sample schemas are available?
LiveSQL provides several Oracle sample schemas such as HR (Human Resources), SH (Sales History), and others for practicing queries.