fn main() {
    pub mod example {
        use ::edgedb_codegen::exports as e;
        /// Execute the desired query.
        #[cfg(feature = "query")]
        pub async fn query(
            client: &e::edgedb_tokio::Client,
        ) -> core::result::Result<Option<Output>, e::edgedb_errors::Error> {
            client.query_single(QUERY, &()).await
        }
        /// Compose the query as part of a larger transaction.
        #[cfg(feature = "query")]
        pub async fn transaction(
            conn: &mut e::edgedb_tokio::Transaction,
        ) -> core::result::Result<Option<Output>, e::edgedb_errors::Error> {
            conn.query_single(QUERY, &()).await
        }
        pub type Input = ();
        pub type Output = i64;
        /// The original query string provided to the macro. Can be reused in your codebase.
        pub const QUERY: &str = "select <int64>{}";
    }
}