delete from 表名 where
column_name(列名)='" + ds.tables[0].rows[gridview1.focusedrowhandle]["
column_name "].tostring() + "'";
delete from 表名 where
column_name(列名)='" + ds.tables[0].rows[gridview1.focusedrowhandle]["
column_name "].tostring() + "'";