@aoh1 = ({ 'key1' => 'value1',
           'key2' => 'value2' });
@aoh2 = ({ 'key3' => 'value3',
           'key4' => 'value4' },
         { 'key5' => 'value5',
           'key6' => 'value6' });

@aoh2 = ({map { %$_ } (@aoh1, @aoh2)});