From 5fbeb0e08f7c823115e33fb19071294037660ae2 Mon Sep 17 00:00:00 2001 From: Adam Chlipala Date: Tue, 28 Apr 2009 11:14:24 -0400 Subject: RIGHT and FULL JOIN --- src/monoize.sml | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) (limited to 'src/monoize.sml') diff --git a/src/monoize.sml b/src/monoize.sml index 1a502e51..16839cf9 100644 --- a/src/monoize.sml +++ b/src/monoize.sml @@ -1781,6 +1781,45 @@ fun monoExp (env, st, fm) (all as (e, loc)) = loc)), loc)), loc)), loc), fm) end + | L.ECApp ((L.ECApp ((L.EFfi ("Basis", "sql_right_join"), _), (L.CRecord (_, left), _)), _), _) => + let + val s = (L'.TFfi ("Basis", "string"), loc) + in + ((L'.EAbs ("_", outerRec left, + (L'.TFun (s, (L'.TFun (s, (L'.TFun (s, s), loc)), loc)), loc), + (L'.EAbs ("tab1", s, (L'.TFun (s, (L'.TFun (s, s), loc)), loc), + (L'.EAbs ("tab2", s, (L'.TFun (s, s), loc), + (L'.EAbs ("on", s, s, + strcat [(L'.EPrim (Prim.String "("), loc), + (L'.ERel 2, loc), + (L'.EPrim (Prim.String " RIGHT JOIN "), loc), + (L'.ERel 1, loc), + (L'.EPrim (Prim.String " ON "), loc), + (L'.ERel 0, loc), + (L'.EPrim (Prim.String ")"), loc)]), + loc)), loc)), loc)), loc), + fm) + end + | L.ECApp ((L.ECApp ((L.EFfi ("Basis", "sql_full_join"), _), (L.CRecord (_, left), _)), _), + (L.CRecord (_, right), _)) => + let + val s = (L'.TFfi ("Basis", "string"), loc) + in + ((L'.EAbs ("_", outerRec (left @ right), + (L'.TFun (s, (L'.TFun (s, (L'.TFun (s, s), loc)), loc)), loc), + (L'.EAbs ("tab1", s, (L'.TFun (s, (L'.TFun (s, s), loc)), loc), + (L'.EAbs ("tab2", s, (L'.TFun (s, s), loc), + (L'.EAbs ("on", s, s, + strcat [(L'.EPrim (Prim.String "("), loc), + (L'.ERel 2, loc), + (L'.EPrim (Prim.String " FULL JOIN "), loc), + (L'.ERel 1, loc), + (L'.EPrim (Prim.String " ON "), loc), + (L'.ERel 0, loc), + (L'.EPrim (Prim.String ")"), loc)]), + loc)), loc)), loc)), loc), + fm) + end | L.ECApp ((L.ECApp ((L.EFfi ("Basis", "sql_order_by_Nil"), _), _), _), _) => ((L'.EPrim (Prim.String ""), loc), fm) -- cgit v1.2.3