nginx rewrite and redirect rule like .htaccess in apache

In order to rewrite for example:

https://www.teusonho.org/symbol/casa to /symbol.php=casa

You can use:

location /symbol {
         rewrite ^/symbol/([^/\.]*)$ /symbol.php?symbol=$1;
    }

Loading (importing) an .sql mysql dumpfile and showing progress bar

When loading and importing a large .sql mysql dump file and you wish to know how long is it going to take and where does the process status is standing using a progress bar from the mysqldump loading you can us pv (pipe viewer)

For example:

pv sqldumpfile.sql | mysql database name

About pv (pipe viewer) utility for Linux: