This problem that took a while to figure out. It seems that neither vortex $variables or normal integers get promoted when comparing them to a counter data type.
eg:www% tsql "select message_id from chatmsgs"
Texis Version 05.01.1109947850(20050304) Copyright (c) 1988-2005 Thunderstone EPI
message_id
------------+
4510b39d33
www% tsql "select message_id from chatmsgs where message_id > 1"
Texis Version 05.01.1109947850(20050304) Copyright (c) 1988-2005 Thunderstone EPI
message_id
------------+
www% tsql "select message_id from chatmsgs where message_id > '1'"
Texis Version 05.01.1109947850(20050304) Copyright (c) 1988-2005 Thunderstone EPI
message_id
------------+
4510b39d33
eg:www% tsql "select message_id from chatmsgs"
Texis Version 05.01.1109947850(20050304) Copyright (c) 1988-2005 Thunderstone EPI
message_id
------------+
4510b39d33
www% tsql "select message_id from chatmsgs where message_id > 1"
Texis Version 05.01.1109947850(20050304) Copyright (c) 1988-2005 Thunderstone EPI
message_id
------------+
www% tsql "select message_id from chatmsgs where message_id > '1'"
Texis Version 05.01.1109947850(20050304) Copyright (c) 1988-2005 Thunderstone EPI
message_id
------------+
4510b39d33