/// <summary>Run the query, and move the cursor to the first matching record.</summary>
/// <returns>False if no matching records found on the table.</returns>
public static bool seek <tRow>(this Recordset <tRow> rs, Expression <Func <tRow, bool> > exp) where tRow : new()
{
Query <tRow> q = filter(rs.cursor.serializer, exp);
q.query(rs);
return(rs.applyFilter());
}
