## Method cmd

### Use

$result = $session->cmd ($cmd_string);

cmd is a method of the class Loader. You use this method to send the Loader command specified under $cmd_string to the Loader server program.

### Result

The result of the Loader command is returned.

If the Loader Server program registers an error, an exception of the type LoaderError is raised.

Specifying a valid Loader command

$result = $session->cmd ('CREATE TABLE testtable1 (colname INTEGER)')
print "result: '$result'\n";

The output appears as follows:

result: ''

Specifying an invalid Loader command

$result = $session->cmd ('invalid command')
print "result: '$result'\n";

The output appears as follows:

Error Loader Server: SQL error -3005 = Invalid SQL statement error position: 1) at /opt/sdb/misc/SAP/DBTech/loader.pm line 89.

(See also: Method rawCmd)