int $DB_DataObject->find (
The find method builds and executes the current Query, based on the object variables and any WhereAdd() conditions , If the AutoFetch is TRUE, then it will also call the fetch method automatically.
boolean $autoFetch - fetch first result
int - number of rows found, only if the database backend supports the numRows() method.
Otherwise 1 (or in versions after 1.7.13, true will returned)
This function can not be called statically.
Simple find() of data based on Object Vars
$person = new DataObjects_Person;
$person->hair = 'red';
$person->has_glasses = 1;
$number_of_rows = $person->find();
SELECT * FROM person WHERE hair='red' and has_glasses = 1