Need help with mysql

I have tried everything…can anybody help me with simplest aia having just create table, get data, edit, delete basic operations and its php in which i just need to replace credenetials…plz help me with it I am not even able to try mysql bcz of this…I get connection error access denied everytime…I tried many things…I just want a working aia for testing purpose and getting things in my mind

I can use 000webhost or inifintyfree or any other free hosting for testing.

See here App Inventor Tutorials and Examples: MySQL | Pura Vida Apps

not working…

Read the error message and use the latest version of the script without the magic quotes part

Also follow the setup instructions