Fix typos in comments

Commit 19d8e2308bc added enum values with the prefix TU_, but a few
comments still referred to TUUI_, which was used in development
versions of the patches committed as 19d8e2308bc.

Author: Yugo Nagata <nagata@sraoss.co.jp>
Discussion: https://postgr.es/m/20250701110216.8ac8a9e4c6f607f1d954f44a@sraoss.co.jp
Backpatch-through: 16

diff --git a/src/backend/executor/execIndexing.c b/src/backend/executor/execIndexing.c
index 9f05b3654c18665c7ccf79a1c4fd09fd05f5b5b4..dded5e793740aa91bc062d08caa4401dee4d10a8 100644 (file)
--- a/src/backend/executor/execIndexing.c
+++ b/src/backend/executor/execIndexing.c
@@ -268,7 +268,7 @@ ExecCloseIndices(ResultRelInfo *resultRelInfo)
  *             executor is performing an UPDATE that could not use an
  *             optimization like heapam's HOT (in more general terms a
  *             call to table_tuple_update() took place and set
- *             'update_indexes' to TUUI_All).  Receiving this hint makes
+ *             'update_indexes' to TU_All).  Receiving this hint makes
  *             us consider if we should pass down the 'indexUnchanged'
  *             hint in turn.  That's something that we figure out for
  *             each index_insert() call iff 'update' is true.
@@ -279,7 +279,7 @@ ExecCloseIndices(ResultRelInfo *resultRelInfo)
  *             HOT has been applied and any updated columns are indexed
  *             only by summarizing indexes (or in more general terms a
  *             call to table_tuple_update() took place and set
- *             'update_indexes' to TUUI_Summarizing). We can (and must)
+ *             'update_indexes' to TU_Summarizing). We can (and must)
  *             therefore only update the indexes that have
  *             'amsummarizing' = true.
  *