Crate omnia_wasi_sql 

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:

use omnia::runtime;
use omnia_wasi_sql::SqlDefault;

omnia::runtime!({
    "sql": SqlDefault,
});

License

MIT OR Apache-2.0

WASI SQL Service

This module implements a runtime service for wasi:sql (https://github.com/aspect-build/wasi-sql).

Modules

default_impl

Default SQLite implementation for wasi-sql

Macros

omnia_wasi_view

Implementation of the WasiSqlView trait for the store context.

Structs

ConnectionProxy

ConnectionProxy provides a concrete wrapper around a dyn Connection object. It is used to store connection resources in the resource table.

Field

one field in a row

Row

one single row item

SqlDefault

Default implementation for wasi:sql.

Statement

Represents a statement resource in the WASI SQL host.

WasiSql

Host-side service for wasi:sql.

WasiSqlCtxView

View into WasiSqlCtx implementation and ResourceTable.

Enums

DataType

common data types

Traits

Connection

SQL providers implement the Connection trait to allow the host to connect to a backend (Azure Table Storage, Postgres, etc) and execute SQL statements.

WasiSqlCtx

A trait which provides internal WASI SQL context.

WasiSqlView

A trait which provides internal WASI SQL state.

Type Aliases

FutureResult

Result type for asynchronous operations.