What are some tip, sites, or videos anyone may have used to help them learn SQL and PHP easier?

Question

Anyone who has learned or is learning SQL please take the time to list below any tips, sites, or videos you may have use to learn SQL better or easier.

The SQL course here is great, but seems to be the only course I cannot wrap my head around.

Any help is appreciated!

Answer 1

you can get sql from code academy the course there is very good