This directory contains the documentation for the Encrypt Query Language (EQL).
- EQL Functions Reference - Complete API reference for all EQL functions
- SQL support matrix - Which SQL operators and features each encrypted index enables
- Database Indexes for Encrypted Columns - PostgreSQL B-tree index creation and usage
- Writing fast queries against EQL columns - Functional indexes, operator inlining, natural vs extractor forms, and common pitfalls
- EQL index configuration for CipherStash Proxy
- EQL with JSON and JSONB
- EQL payload data format