Changeset: fbdcc006e510 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=fbdcc006e510
Modified Files:
monetdb5/extras/bwd/optimizer.c
Branch: bwd
Log Message:
* creating a BWDed plan for Q6 in the optimizer (many of the operators aren't
implemented yet)
Unterschiede (38 Zeilen):
diff --git a/monetdb5/extras/bwd/optimizer.c b/monetdb5/extras/bwd/optimizer.c
--- a/monetdb5/extras/bwd/optimizer.c
+++ b/monetdb5/extras/bwd/optimizer.c
@@ -51,6 +51,7 @@ static inline int OPTBWDImplementation(C
rename_function(approximationReverse, "bwd",
markTRef, &actions, client);
}
+
if((oldProgram[i]->modname == sqlRef && oldProgram[i]->fcnname
== rsColumnRef)){
InstrPtr approximationReverse =
copyInstruction(oldProgram[i]);
/* setDestVar(approximationReverse,
approximations[getDestVar(oldProgram[i])]); */
@@ -59,11 +60,24 @@ static inline int OPTBWDImplementation(C
pushInstruction(malBlock, approximationReverse);
}
+ if(match_function(oldProgram[i], sqlRef, "exportValue")){
+ InstrPtr approximationReverse =
copyInstruction(oldProgram[i]);
+ /* setDestVar(approximationReverse,
approximations[getDestVar(oldProgram[i])]); */
+ setArg(approximationReverse, 8,
approximations[getArg(oldProgram[i],8)]);
+ rename_function(approximationReverse, "bwd",
"exportValue", &actions, client);
+ pushInstruction(malBlock, approximationReverse);
+
+ }
////////////////////////////// rewrite operators
//////////////////////////////
- if(match_function(oldProgram[i], "algebra", "thetauselect")
- || match_function(oldProgram[i], "algebra",
"leftjoin")) {
+ if(match_function(oldProgram[i], algebraRef, thetauselectRef)
+ || oldProgram[i]->modname == batcalcRef
+ || match_function(oldProgram[i], algebraRef,
uselectRef)
+ || match_function(oldProgram[i], algebraRef,
semijoinRef)
+ || match_function(oldProgram[i], algebraRef,
selectNotNilRef)
+ || match_function(oldProgram[i], "aggr", "sum")
+ || match_function(oldProgram[i], algebraRef,
leftjoinRef)) {
approximations[getDestVar(oldProgram[i])] =
newTmpVariable(malBlock, getDestType(malBlock, oldProgram[i]));
{
InstrPtr approximateLeftjoin =
newInstruction(malBlock, ASSIGNsymbol);
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