//! Database-value abstraction shared between repository code and the
//! identifier crate.
//!
//! - [`DbValue`] is a tagged union of every scalar SQL value plus a NULL marker
//! per type, used to ferry values between Rust and the SQL driver.
//! - [`ToDbValue`] / [`FromDbValue`] convert Rust types to and from
//! [`DbValue`].
//! - [`JsonRow`] is a `HashMap<String, serde_json::Value>` row container.
//! - [`parse_database_datetime`] coerces driver-provided JSON values into
//! `DateTime<Utc>`.
pub use FromDbValue;
pub use ToDbValue;
pub use ;