Querying
SELECT * FROM whisky;
$whisky->find( [] );
SELECT name, age FROM whisky;
$whisky->find( [], [ 'name' => 1, 'age' => 1 ] );
SELECT * FROM whisky WHERE age = 42;
$whisky->find( [ 'age' => 42 ] );
SELECT * FROM whisky WHERE name = 'Macallan' AND age > 18;
$whisky->find( [ 'a' => 'Macallan', 'age' => [ '$gt' => 18 ] ] );
SELECT * FROM whisky WHERE name = 'Macallan' OR age > 18;
$whisky->find( [ '$or' => *[*
[ 'name' => 'Macallan' ],
[ 'age' => [ '$gt' => 18 ] ]
*]* ] );
SELECT * FROM whisky LEFT JOIN distillery ON (whisky.distillery_id = distillery.id);
???