connected method
Implementation
bool connected() {
if (database is Database) {
var row = _executeSqliteString(
database as Database,
'SELECT SQLITE_VERSION()',
);
return row.rows.isNotEmpty;
} else if (database is mysql.MySQLConnection) {
var db = database as mysql.MySQLConnection;
return db.connected;
} else {
throw UnsupportedError(
'Unsupported database type: ${database.runtimeType}',
);
}
}