Groq-query-language

Key Takeaways

• GROQ is an open-source query language for JSON documents, created by Sanity
• It combines filtering, projection, and joining in a single concise expression
• No schema definition required—query any JSON structure directly
• The dereference operator (`->`) follows references between documents automatically
• GROQ is used natively in Sanity but can be used with any JSON data via the open-source spec