Fix abbreviated keys bug introduced in d87d548cd03.

Discussion: http://postgr.es/m/CAMkU=1z17XJatF-rMCY3Cjqcxer-Kyn57x6h3OSCpJ0LpAp0ig@mail.gmail.com
Reported-by: Jeff Janes

diff --git a/src/backend/utils/adt/varlena.c b/src/backend/utils/adt/varlena.c
index 5778e3f0efdfd984ea1b328f9877dfbfa532c075..f9a607adaff1755bbe9427f2779d1fee8d508d86 100644 (file)
--- a/src/backend/utils/adt/varlena.c
+++ b/src/backend/utils/adt/varlena.c
@@ -2329,6 +2329,7 @@ varstr_abbrev_convert(Datum original, SortSupport ssup)
 
                        bsize = pg_strxfrm_prefix(sss->buf2, sss->buf1,
                                                                          max_prefix_bytes, sss->locale);
+                       sss->last_len2 = bsize;
                }
                else
                {