Struct DatabaseSeederRunner 

pub struct DatabaseSeederRunner { /* private fields */ }

Runs registered seeders in order inside a single transaction.

Ensures the __database_seeders table exists before querying it.

Implementations

impl DatabaseSeederRunner

pub fn new() -> Self

Creates a runner with no seeders.

pub fn add<S: DatabaseSeeder + 'static>(self, seeder: S) -> Self

Registers a seeder and returns the runner for chaining.

pub fn add_boxed(&mut self, seeder: Box<dyn DatabaseSeeder>)

Registers an already-boxed seeder.

pub async fn seed(&self, db: &DatabaseConnection) -> Result<()>

Runs all seeders in ascending order inside one transaction, recording each name.

Already-recorded seeders are skipped. Does nothing when no seeders are registered.

pub async fn delete(&self, db: &DatabaseConnection) -> Result<()>

Deletes seeded data in descending order inside one transaction, removing each tracking row.

Seeders without a tracking row are skipped. Does nothing when no seeders are registered.

Trait Implementations

impl Default for DatabaseSeederRunner

fn default() -> Self

Returns the “default value” for a type.