"Mike" <akiany@xxxxxxxxx> writes: > I am designing my database and I was wondering whether my table row > size effects the performance of querying my table. yes If your table is large and you're reading all the rows then you'll be limited by the i/o rate. If your rows are twice as big it will take twice as much i/o to read and it will take twice as long. -- Gregory Stark EnterpriseDB http://www.enterprisedb.com