Changeset: 42fd935a9f5a for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=42fd935a9f5a
Modified Files:
sql/backends/monet5/sql_statement.c
Branch: Jun2020
Log Message:
antijoin is really a form of thetajoin.
I.e. skip the MAL function, just call the underlying implementation.
diffs (20 lines):
diff --git a/sql/backends/monet5/sql_statement.c
b/sql/backends/monet5/sql_statement.c
--- a/sql/backends/monet5/sql_statement.c
+++ b/sql/backends/monet5/sql_statement.c
@@ -1943,7 +1943,7 @@ stmt_join_cand(backend *be, stmt *op1, s
return NULL;
break;
case cmp_notequal:
- q = newStmt(mb, algebraRef, antijoinRef);
+ q = newStmt(mb, algebraRef, thetajoinRef);
q = pushReturn(mb, q, newTmpVariable(mb, TYPE_any));
q = pushArgument(mb, q, op1->nr);
q = pushArgument(mb, q, op2->nr);
@@ -1955,6 +1955,7 @@ stmt_join_cand(backend *be, stmt *op1, s
q = pushNil(mb, q, TYPE_bat);
else
q = pushArgument(mb, q, rcand->nr);
+ q = pushInt(mb, q, JOIN_NE);
q = pushBit(mb, q, FALSE);
q = pushNil(mb, q, TYPE_lng);
if (q == NULL)
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