use anyhow::Result; use libtaos::*; #[tokio::main] async fn main() -> Result<()> { let dsn = std::env::var("TDENGINE_CLOUD_DSN").unwrap(); let cfg = TaosCfg::from_dsn(dsn)?; let conn = cfg.connect()?; let _ = conn.query("show databases").await?; println!("Connected"); Ok(()) }