Three simple steps
How to use this tool?
This free online converter translates Elasticsearch source code into CQL in three simple steps.
- Step 1
Add your Elasticsearch code
Type, paste, or upload the Elasticsearch code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into CQL.
- Step 3
Review the result
Review, copy, or download the resulting CQL code from the output editor.
Language comparison
Key differences between Elasticsearch and CQL
| Characteristic | Elasticsearch | CQL |
|---|---|---|
| Syntax | JSON-based query DSL | SQL-like syntax |
| Paradigm | Document-oriented | Relational |
| Typing | Schema-less with dynamic typing | Strongly typed with predefined schema |
| Performance | Optimized for search and analytics, scales horizontally | Optimized for high write and read throughput, scales horizontally |
| Libraries and frameworks | Wide range of libraries for various languages, integrations with data processing frameworks | Supported by Cassandra drivers in multiple languages |
| Community and support | Large community with extensive documentation and commercial support options | Strong community support through Cassandra, with documentation and forums |
| Learning curve | Moderate learning curve, especially for advanced features | Easier for those familiar with SQL, but requires understanding of Cassandra's architecture |
Common questions
Frequently Asked Questions
How do I convert Elasticsearch to CQL?
Paste your Elasticsearch code into the input box, confirm the languages are set to Elasticsearch and CQL, and click Convert. CodeConvert AI analyzes your Elasticsearch code and generates equivalent CQL code in seconds, preserving the original logic and structure.
What are the main differences between Elasticsearch and CQL?
Elasticsearch and CQL differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each Elasticsearch construct to its closest CQL equivalent. See the comparison table below for the key differences between Elasticsearch and CQL.
Is the converted CQL code accurate?
The AI produces high-quality CQL code that preserves the behavior of your original Elasticsearch code and follows CQL conventions. It handles common patterns, data structures, and idioms for both Elasticsearch and CQL. For large or performance-critical code, review and test the CQL output before using it in production.
Can I convert an entire Elasticsearch project to CQL?
You can convert Elasticsearch 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 Elasticsearch to CQL. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert CQL back to Elasticsearch?
Yes. CodeConvert AI converts in both directions, so you can convert CQL to Elasticsearch just as easily using our CQL to Elasticsearch converter. Try the CQL to Elasticsearch Converter
Is the Elasticsearch to CQL 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 Elasticsearch to CQL without an account for up to 5 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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