Struct assembly_fdb::core::Schema

pub struct Schema {
    pub tables: BTreeMap<String, Table>,
}

An ordered map of tables

A schema is an ordered map of tables. It represents a full relational database and is the root struct type in this module.

Fields

tables: BTreeMap<String, Table>

The tables in this schema

Implementations

impl Schema

pub fn new() -> Schema

Create a new empty schema

pub fn table(&self, name: &str) -> Option<&Table>

Get a reference to the table of that name it it exists

pub fn table_mut(&mut self, name: &str) -> Option<&mut Table>

Get a mutable reference to the table of that name it it exists

pub fn table_count(&self) -> usize

Returns the number of tables

Trait Implementations

impl Debug for Schema

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Schema

fn default() -> Schema

Returns the “default value” for a type.

impl From<Vec<Table>> for Schema

fn from(tables: Vec<Table>) -> Self

Converts to this type from the input type.

impl TryFrom<&str> for Schema

type Error = FileError

The type returned in the event of a conversion error.

fn try_from(filename: &str) -> FileResult<Schema>

Performs the conversion.

impl TryFrom<File> for Schema

type Error = FileError

The type returned in the event of a conversion error.

fn try_from(file: File) -> FileResult<Schema>

Performs the conversion.