db ​
File: src/Helpers/db.php
Database utility helpers.
Functions ​
database_exists ​
php
database_exists(string $database, string $connection = null): boolChecks whether a database with the given name exists on the configured connection by attempting a PDO connection directly to that schema.
php
if (database_exists('my_app_db')) {
// safe to run migrations
}Uses try { new PDO(...) } internally — returns true if the connection succeeds and false on any PDOException. Used by create:database and install console commands before creating or migrating a schema.