Struct DatabaseSnapshot 

pub struct DatabaseSnapshot {
    pub version: u32,
    pub schemas: HashMap<String, SchemaMetadata>,
    pub indexes: HashMap<String, (String, String)>,
    pub tables: HashMap<String, TableData>,
    pub row_counters: HashMap<String, usize>,
}

Complete database snapshot for serialization

Fields

version: u32

Version for future compatibility

schemas: HashMap<String, SchemaMetadata>

Table schemas

indexes: HashMap<String, (String, String)>

Index registry: index_name → (table, column)

tables: HashMap<String, TableData>

All table data

row_counters: HashMap<String, usize>

Row counters: table_name → next_row_id

Implementations

impl DatabaseSnapshot

pub const CURRENT_VERSION: u32 = 1

pub fn new() -> Self

Create a new empty snapshot

Trait Implementations

impl Clone for DatabaseSnapshot

fn clone(&self) -> DatabaseSnapshot

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for DatabaseSnapshot

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

Formats the value using the given formatter.

impl Default for DatabaseSnapshot

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for DatabaseSnapshot

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for DatabaseSnapshot

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.