feat: add sqlx

__database/sqlx/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "sqlx"
+version = "0.1.0"
+authors = ["Hatter Jiang <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+sqlx = { version = "0.4.1", features = [ "sqlite", "runtime-async-std-rustls" ] }
+async-std = { version = "1.6", features = [ "attributes" ] }
+

__database/sqlx/src/main.rs

@@ -0,0 +1,19 @@
+use sqlx::sqlite::SqlitePoolOptions;
+
+#[async_std::main]
+// or #[tokio::main]
+async fn main() -> Result<(), sqlx::Error> {
+    let pool = SqlitePoolOptions::new()
+        .max_connections(5)
+        .connect("sqlite::memory:")
+        .await?;
+
+    println!("{:#?}", pool);
+
+    let row: (i64,) = sqlx::query_as("SELECT $1")
+        .bind(150_i64)
+        .fetch_one(&pool).await?;
+    println!("{:#?}", row);
+
+    Ok(())
+}