db2_special_columns Returns a result set listing the unique row identifier columns for a table &reftitle.description; resourcedb2_special_columns resourceconnection stringqualifier stringowner stringtable_name stringcolumn_name &warn.undocumented.func; &reftitle.parameters; connection Its description qualifier Its description owner Its description table_name Its description column_name Its description &reftitle.returnvalues; What the function returns, first on success, then on failure. See also the &return.success; entity