Improve comment.

diff --git a/src/include/nodes/parsenodes.h b/src/include/nodes/parsenodes.h
index 969d0c3bc6cd50e692f9596f6134cfb0820b250e..cbbe77c333ae1ae5f4c0a311d449cb3a61c8f547 100644 (file)
--- a/src/include/nodes/parsenodes.h
+++ b/src/include/nodes/parsenodes.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2000, PostgreSQL, Inc
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: parsenodes.h,v 1.102 2000/03/14 23:06:47 thomas Exp $
+ * $Id: parsenodes.h,v 1.103 2000/03/24 23:26:45 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -196,7 +196,7 @@ typedef struct Constraint
        char       *name;                       /* name, or NULL if unnamed */
        Node       *raw_expr;           /* expr, as untransformed parse tree */
        char       *cooked_expr;        /* expr, as nodeToString representation */
-       List       *keys;                       /* list of primary keys (or unique columns) */
+       List       *keys;                       /* Ident nodes naming referenced column(s) */
 } Constraint;