howto: database this and that           rev 25 jun 2018

extra infos about connection problems, permissions, ...

> error connection | permissions | sources

.......................................................
"Error Establishing a Database Connection" in wordpress

testconnection.php 
NO - use a newer one with mysqli

<?php
  $link = mysql_connect('localhost', 'USERNAME', 'PASSWORD');
  if (!$link) {
      die( 'Could not connect: ' . mysql_error() );
  }
  echo 'Connected successfully';
  mysql_close($link);
?>


.......................................................
permissions:

    not sure really what i need;
    have been just checking "all", but probably
    should fine-tune it.


.......................................................
sources:

  http://www.wpbeginner.com/wp-tutorials/how-to-fix-the-error-establishing-a-database-connection-in-wordpress/
     (good processes, but the connect code is outdated, nowork.)

  https://www.w3schools.com/php/php_mysql_connect.asp
    connect code with mysqli()




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since: begin 25 jun 2018
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