Check if a column exists on a table in a server script
var grDict = new GlideRecord ( 'sys_dictionary' ); grDict . addQuery ( 'name' , 'cmdb_ci_computer' ); grDict . addQuery ( 'element' , ' cd_rom ' ); grDict . query (); gs . print ( grDict . getRowCount ()); //--column exists, output is 1 var grDict = new GlideRecord ( 'sys_dictionary' ); grDict . addQuery ( 'name' , 'cmdb_ci_computer' ); grDict . addQuery ( 'element' , ' cd_romZ ' ); grDict . query (); gs . print ( grDict . getRowCount ()); //--column does not exist, output is 0