FE=> Parse(stmt="S0", query="SELECT 1")
FE=> Bind(stmt="S0", portal="P0")
FE=> Describe(portal="P0")
FE=> Execute(portal="P0")
FE=> Sync
<= BE ParseComplete
<= BE BindComplete
<= BE RowDescription
<= BE DataRow
<= BE CommandComplete(SELECT 1)
