Remove obsolete comment.

Peter Geoghegan

diff --git a/src/backend/utils/adt/varlena.c b/src/backend/utils/adt/varlena.c
index d545c34b6be478191797f46f609bae311b20a335..3978b1e641d378dda7169823af4fdaf5ea1d9227 100644 (file)
--- a/src/backend/utils/adt/varlena.c
+++ b/src/backend/utils/adt/varlena.c
@@ -2056,10 +2056,6 @@ bttext_abbrev_convert(Datum original, SortSupport ssup)
        int                     len;
        uint32          hash;
 
-       /*
-        * Abbreviated key representation is a pass-by-value Datum that is treated
-        * as a char array by the specialized comparator bttextcmp_abbrev().
-        */
        pres = (char *) &res;
        /* memset(), so any non-overwritten bytes are NUL */
        memset(pres, 0, sizeof(Datum));