Struct Migration 

pub struct Migration {
    pub version: i64,
    pub description: &'static str,
    pub sql: &'static str,
}

One forward migration. sql may contain any number of statements separated by ;. version is monotonically increasing and is stamped into PRAGMA user_version after the migration commits.

Fields

version: i64

Monotonic version (1, 2, 3…). Stored in schema_migrations.version.

description: &'static str

Human-readable description. Stored in schema_migrations.description.

sql: &'static str

SQL statements (semicolon-separated) to apply. May include CREATE TABLE, CREATE INDEX, etc.

Trait Implementations

impl Clone for Migration

fn clone(&self) -> Migration

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Migration

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

Formats the value using the given formatter.