update method
Implementation
Future<String?> update(
Map<String, dynamic> values, [
bool sqlOnly = false,
]) async {
_select = null;
_insert = null;
_delete = null;
_update = Update(values: values);
var sql = toSql();
if (sqlOnly) {
return sql;
}
if (batch != null) {
batch!.execute(sql);
return null;
}
await Database.database.execute(sql);
return null;
}