Fix incorrect comments for Memoize struct

Reported-by: Peter Eisentraut
Discussion: https://postgr.es/m/0635f5aa-4973-8dc2-4e4e-df9fd5778a65@enterprisedb.com
Backpatch-through: 14, where Memoize was added

diff --git a/src/include/nodes/plannodes.h b/src/include/nodes/plannodes.h
index e319e83bd826e1d68287dd81118087dacf5a4959..0ea9a22dfb72282b59a02869704090e5bb405066 100644 (file)
--- a/src/include/nodes/plannodes.h
+++ b/src/include/nodes/plannodes.h
@@ -824,8 +824,9 @@ typedef struct Memoize
        int                     numKeys;                /* size of the two arrays below */
 
        Oid                *hashOperators;      /* hash operators for each key */
-       Oid                *collations;         /* cache keys */
-       List       *param_exprs;        /* exprs containing parameters */
+       Oid                *collations;         /* collations for each key */
+       List       *param_exprs;        /* cache keys in the form of exprs containing
+                                                                * parameters */
        bool            singlerow;              /* true if the cache entry should be marked as
                                                                 * complete after we store the first tuple in
                                                                 * it. */