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-rw-r--r--src/include/nodes/relation.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/include/nodes/relation.h b/src/include/nodes/relation.h
index 32c90392de3..f9818339b0c 100644
--- a/src/include/nodes/relation.h
+++ b/src/include/nodes/relation.h
@@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: relation.h,v 1.26 1999/02/18 00:49:38 momjian Exp $
+ * $Id: relation.h,v 1.27 1999/02/20 16:28:20 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -142,9 +142,10 @@ typedef struct Path
PathOrder *pathorder;
- List *pathkeys; /* This is a List of List of Var nodes.
- * It is a List of Lists because of multi-key
- * indexes.
+ List *pathkeys; /*
+ * This is a List of List of Var nodes.
+ * See the top of optimizer/path/pathkeys.c
+ * for more information.
*/
Cost outerjoincost;
Relids joinid;