use std::error::Error;
use serde::Deserialize;
use tokio_postgres::{connect, NoTls};
#[derive(Clone, Debug, Deserialize)]
struct Person {
name: String,
age: i32,
}
#[tokio::main]
async fn main() -> Result<(), Box<dyn Error>> {
let (client, connection) = connect("postgres://postgres@localhost:5432", NoTls).await?;
tokio::spawn(connection);
client.execute("CREATE TABLE IF NOT EXISTS Person (
name VARCHAR NOT NULL,
age INT NOT NULL
)", &[]).await?;
client.execute("INSERT INTO Person (name, age) VALUES ($1, $2)",
&[&"Jane", &23i32]).await?;
client.execute("INSERT INTO Person (name, age) VALUES ($1, $2)",
&[&"Alice", &32i32]).await?;
let rows = client.query("SELECT name, age FROM Person", &[]).await?;
let people: Vec<Person> = serde_postgres::from_rows(&rows)?;
for person in people {
println!("{:?}", person);
}
Ok(())
}