# Omnia WASI SQL
This crate provides the SQL database interface for the Omnia runtime.
## Interface
Implements the `wasi:sql` WIT interface.
## Backend
- **Host**: Uses `rusqlite` to provide a `SQLite` backend. Supports both in-memory (`:memory:`) and file-based databases.
## Features
### Guest ORM Layer
The guest module provides query builders for type-safe database operations:
- **Entity macro**: Declare database models with automatic trait implementations.
- **Query builders**: Fluent APIs for SELECT, INSERT, UPDATE, DELETE.
- **Joins & Filters**: Type-safe query construction.
## Usage
Add this crate to your `Cargo.toml` and use it in your runtime configuration:
```rust,ignore
use omnia::runtime;
use omnia_wasi_sql::SqlDefault;
omnia::runtime!({
"sql": SqlDefault,
});
```
## License
MIT OR Apache-2.0