Method ping

src/database/db_connection.rs:462–476

Checks if a connection to the database is still valid.

(&self)

    /// Checks if a connection to the database is still valid.
    pub async fn ping(&self) -> Result<(), DbErr> {
        match self {
            #[cfg(feature = "sqlx-mysql")]
            DatabaseConnection::SqlxMySqlPoolConnection(conn) => conn.ping().await,
            #[cfg(feature = "sqlx-postgres")]
            DatabaseConnection::SqlxPostgresPoolConnection(conn) => conn.ping().await,
            #[cfg(feature = "sqlx-sqlite")]
            DatabaseConnection::SqlxSqlitePoolConnection(conn) => conn.ping().await,
            #[cfg(feature = "mock")]
            DatabaseConnection::MockDatabaseConnection(conn) => conn.ping(),
            #[cfg(feature = "proxy")]
            DatabaseConnection::ProxyDatabaseConnection(conn) => conn.ping().await,
            DatabaseConnection::Disconnected => Err(conn_err("Disconnected")),
        }
    }

    /// Explicitly close the database connection.
    /// See [`Self::close_by_ref`] for usage with references.