Method get_database_id_by_name

nodedb/src/control/security/catalog/database.rs:140–155

Resolve a database name to its `DatabaseId`. Returns `None` if no database with that name exists.

(&self, name: &str)

    /// Resolve a database name to its `DatabaseId`. Returns `None` if
    /// no database with that name exists.
    pub fn get_database_id_by_name(&self, name: &str) -> crate::Result<Option<DatabaseId>> {
        let txn = self
            .db
            .begin_read()
            .map_err(|e| catalog_err("databases_by_name read txn", e))?;
        let table = txn
            .open_table(DATABASES_BY_NAME)
            .map_err(|e| catalog_err("open databases_by_name", e))?;
        match table
            .get(name)
            .map_err(|e| catalog_err("get databases_by_name", e))?
        {
            Some(v) => Ok(Some(DatabaseId::new(v.value()))),
            None => Ok(None),
        }
    }

    /// Resolve a database id to its name. Returns `None` if not found.
    pub fn get_database_name_by_id(&self, id: DatabaseId) -> crate::Result<Option<String>> {