Usage: php [-q] [-h] [-s] [-v] [-i] [-f <file>] | {<file> [args...]}
  -q             Quiet-mode.  Suppress HTTP Header output.
  -s             Display colour syntax highlighted source.
  -f<file>       Parse <file>.  Implies `-q'
  -v             Version number
  -c<path>       Look for php.ini file in this directory
  -a             Run interactively
  -d foo[=bar]   Define INI entry foo with value 'bar'
  -e             Generate extended information for debugger/profiler
  -z<file>       Load Zend extension <file>.
  -l             Syntax check only (lint)
  -i             PHP information
  -h             This help

See http://www.php.net/docs.php for complete documentation

man php-scripting for a tutorial on using PHP for shell scripting (the
reason it was included in Trinux)

Type php -i to see the options php was compiled with -- it *does* include
mysql support :)