Three simple steps
How to use this tool?
This free online converter translates SQL source code into PostgreSQL in three simple steps.
- Step 1
Add your SQL code
Type, paste, or upload the SQL code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into PostgreSQL.
- Step 3
Review the result
Review, copy, or download the resulting PostgreSQL code from the output editor.
Language comparison
Key differences between SQL and PostgreSQL
| Characteristic | SQL | PostgreSQL |
|---|---|---|
| Syntax | Standardized syntax with variations across different databases. | Extends SQL with additional features and custom functions. |
| Paradigm | Relational database management system (RDBMS) principles. | Supports both relational and non-relational paradigms, including JSON and XML. |
| Typing | Basic data types defined by SQL standard. | Rich set of data types, including custom types and arrays. |
| Performance | Performance varies by implementation and optimization. | Known for advanced optimization techniques and performance tuning options. |
| Libraries and frameworks | Varies by database implementation; many libraries support SQL. | Wide range of libraries and frameworks specifically optimized for PostgreSQL. |
| Community and support | General support available; community varies by database vendor. | Strong open-source community with extensive documentation and support. |
| Learning curve | Generally easier to learn due to standardized syntax. | Steeper learning curve due to advanced features and capabilities. |
Common questions
Frequently Asked Questions
How do I convert SQL to PostgreSQL?
Paste your SQL code into the input box, confirm the languages are set to SQL and PostgreSQL, and click Convert. CodeConvert AI analyzes your SQL code and generates equivalent PostgreSQL code in seconds, preserving the original logic and structure.
What are the main differences between SQL and PostgreSQL?
SQL and PostgreSQL differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each SQL construct to its closest PostgreSQL equivalent. See the comparison table below for the key differences between SQL and PostgreSQL.
Is the converted PostgreSQL code accurate?
The AI produces high-quality PostgreSQL code that preserves the behavior of your original SQL code and follows PostgreSQL conventions. It handles common patterns, data structures, and idioms for both SQL and PostgreSQL. For large or performance-critical code, review and test the PostgreSQL output before using it in production.
Can I convert an entire SQL project to PostgreSQL?
You can convert SQL files one at a time by pasting each file's code. For a full migration, convert each file and then review how classes, dependencies, and project structure map from SQL to PostgreSQL. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert PostgreSQL back to SQL?
Yes. CodeConvert AI converts in both directions, so you can convert PostgreSQL to SQL just as easily using our PostgreSQL to SQL converter. Try the PostgreSQL to SQL Converter
Is the SQL to PostgreSQL converter free, and do I need to install anything?
Yes, it is free and runs in your browser with nothing to install and no IDE extension required. You can convert SQL to PostgreSQL without an account for up to 2 conversions per day. Sign in for free for higher limits.
What are the benefits of signing in?
Signing in unlocks CodeConvert AI's Pro converter with more powerful AI models, a built-in chat assistant, code execution, saved conversion history, and personal notes. Every free account includes 5 credits and supports up to 25,000 characters of input per conversion, with no credit card required.
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