Struct Schema 

pub struct Schema { /* private fields */ }

The database schema: a collection of table definitions.

Implementations

impl Schema

pub fn new() -> Self

Create an empty schema.

pub fn add_table(&mut self, table: TableDef)

Add a table definition.

pub fn add_table_in_schema(&mut self, schema_name: &str, table: TableDef)

Add a table definition to a specific schema namespace.

pub fn find_table(&self, name: &str) -> Option<&TableDef>

Look up a table by name (case-insensitive).

pub fn find_table_in_schema( &self, schema: Option<&str>, name: &str, ) -> Option<&TableDef>

Look up a table by optional schema-qualified name.

pub fn find_table_by_lookup_key(&self, lookup_key: &str) -> Option<&TableDef>

Look up a table by a scope lookup key produced by [table_lookup_key].

pub fn table_count(&self) -> usize

Number of tables in the schema.

Trait Implementations

impl Clone for Schema

fn clone(&self) -> Schema

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

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.