Package: virtuoso-opensource-utils

"virtuoso-opensource-utils" package binaries on CentOS:

/usr/bin/isql-iodbc-vt /usr/bin/isql-vt /usr/bin/isqlw-iodbc-vt /usr/bin/isqlw-vt /usr/bin/odbc_mail-vt /usr/bin/virt_mail-vt

You may install this package on CentOS with yum install virtuoso-opensource-utils