Method get_parameter

crate/server_database/src/stores/sql/sqlite.rs:312–326

Read a value from the `parameters` table by name, or `None` if absent.

(&self, name: &'static str)

    /// Read a value from the `parameters` table by name, or `None` if absent.
    async fn get_parameter(&self, name: &'static str) -> DbResult<Option<String>> {
        let select_param = replace_dollars_with_qn(get_sqlite_query!("select-parameter"));
        let res = self
            .reader()
            .call(
                move |c: &mut rusqlite::Connection| -> Result<Option<String>, rusqlite::Error> {
                    let mut stmt = c.prepare_cached(&select_param)?;
                    stmt.query_row(params_from_iter([&name]), |row| row.get::<_, String>(0))
                        .optional()
                },
            )
            .await
            .map_err(DbError::from)?;
        Ok(res)
    }

    /// Upsert a `name`/`value` pair into the `parameters` table.
    async fn set_parameter(&self, name: &'static str, value: &str) -> DbResult<()> {