Changeset: 18a16d5d7618 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=18a16d5d7618
Modified Files:
monetdb5/optimizer/opt_costModel.c
Branch: default
Log Message:
OPTcostModelImplementation(): clean-up conditions to avoid useless arithmetics
diffs (25 lines):
diff --git a/monetdb5/optimizer/opt_costModel.c
b/monetdb5/optimizer/opt_costModel.c
--- a/monetdb5/optimizer/opt_costModel.c
+++ b/monetdb5/optimizer/opt_costModel.c
@@ -108,10 +108,10 @@ OPTcostModelImplementation(Client cntxt,
} else if (getFunctionId(p) == deleteRef){
if( isaBatType(getArgType(mb,p,2)) ){
/* delete BAT */
- newRows(1,2, (c1 - c2 ==0? 1: c1-c2),1);
+ newRows(1, 2, (c2 == c1 ? 1 : c1 - c2),
1);
} else {
/* insert scalars */
- newRows(1,1, (c1==1?1: c1-1),1);
+ newRows(1, 1, (c1 == 1 ? 1 : c1 - 1),
1);
}
} else if (getFunctionId(p) == insertRef){
newRows(1,1,( c1 + 1),0); /* faked */
@@ -127,7 +127,7 @@ OPTcostModelImplementation(Client cntxt,
getFunctionId(p) == minRef ||
getFunctionId(p) == maxRef ||
getFunctionId(p) == avgRef) {
- newRows(1,1, ( c1?c1:c1+1),0);
+ newRows(1, 1, (c1 != 0 ? c1 : 1), 0);
} else if (getFunctionId(p) == countRef){
newRows(1,1, 1,0);
}
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