findByField |
  
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findByField |
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This function fetch a singe row from a table. See bellw format
App::CategorySet(NAME)->findBy[Field](VALUE);
We can pass condition of WHERE clause as parameter of the function.
For example:
$data = App::CategorySet('blog-cat')->findById(1);
// Return value
/*
Array
(
[id] => 1
[adminref] => 1
[entrydate] => 2012-12-12 22:23:41
[lastmodified] => 2012-12-14 00:13:02
[title] => How to install Application
[category] => 2
[description] => Application is one of the easiest solutions to incorporate new features.
[status] => Public
)*/