your SQL Statement is 
    select * from users

[download]
without a trailing semicolon, which means the SQL engine can't (yet) decide wether the statement is complete, or wether you want to go on with "WHERE whatever IS NULL" or so. Try 
my $sql = "select * from users;";

[download]
Update: ... and you didn't close IN; before looping over OUT, so even if your SQL engine recognizes EOF as end of statement, it hasn't received it at that point.

In reply to Re: open2 or 3 run command using pty by soonix
in thread open2 or 3 run command using pty by klimenkoandrey

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