## bind_columns failed: called with 4 values but 74 are needed

      my $sql = "SELECT * FROM ORG1.MACHINE";
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      $sth->bind_columns(undef, \$ID, \$NAME, \$USER, \$MAC);
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Perhaps you really have 74 columns in that table, not just 4? Try SELECTing only ID, NAME, USER, MAC instead if *.