PKGBUILDs/extra/mariadb/0007-MDEV-18605-Loss-of-column-aliases-by-using-view-and-.patch
2019-03-01 19:30:56 +00:00

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From 82da98556cf58f0fbb43c82e9c6ae1a887b6cf3d Mon Sep 17 00:00:00 2001
From: Oleksandr Byelkin <sanja@mariadb.com>
Date: Mon, 25 Feb 2019 15:57:08 +0100
Subject: [PATCH 2/2] MDEV-18605: Loss of column aliases by using view and
group
Preserv column name with copy fields even if it is function and Co.
diff --git a/sql/sql_select.cc b/sql/sql_select.cc
index 439853c2f66..0bc27f18d47 100644
--- a/sql/sql_select.cc
+++ b/sql/sql_select.cc
@@ -23914,7 +23914,9 @@ setup_copy_fields(THD *thd, TMP_TABLE_PARAM *param,
real_pos->type() == Item::COND_ITEM) &&
!real_pos->with_sum_func)
{ // Save for send fields
+ LEX_CSTRING real_name= pos->name;
pos= real_pos;
+ pos->name= real_name;
/* TODO:
In most cases this result will be sent to the user.
This should be changed to use copy_int or copy_real depending