init method
Inits the database
Implementation
Future<void> init() async {
if (type.asString == "mysql") {
conn = await MySQLConnection.createConnection(
host: host,
port: port,
userName: user,
password: password,
databaseName: database,
);
} else {
conn2 = await Connection.open(Endpoint(
host: host,
port: port,
username: user,
password: password,
database: database,
));
}
}