I am trying to get the latest 1 or 2 comments related to each post I download, a bit like instagram does as they show the latest 3 comments for each post, So far I am gettin
This will probably get rid of the illegal mix of collations... Just after establishing the connection, perform this query:
SET NAMES utf8 COLLATE utf8_unicode_ci;
For the question about the 'latest 2', please use the mysql commandline tool and run SHOW CREATE TABLE Posts and provide the output. (Ditto for the other relevant tables.) Phpmyadmin (and other UIs) have a way to perform the query without getting to a command line.