---
source: crates/edgedb_codegen/tests/codegen.rs
expression: "&content"
---
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>{}";
}