50000 records recordset under postgres7

RecordCount secs: 0.675853967667
With FetchNextObj (auto Next) secs: 2.27188491821
With FetchNextObj using eof (auto Next) secs: 2.17615485191
With FetchRow (auto Next) secs: 1.14246797562
With FetchObj & Next secs: 2.07718992233
With Fields() & Next secs: 1.44932389259
With fields[] & Next secs: 1.07901120186