From 8eae31002dbfae9ca91d95b2d440efa81b06c9be Mon Sep 17 00:00:00 2001
From: Mryange <59914473+Mryange@users.noreply.github.com>
Date: Tue, 11 Jul 2023 09:55:13 +0800
Subject: [PATCH] [fix](regression)update some case with timediff (#21697)

Because this pr introduces scale. However, fe current constant folding is incomplete, so the exact type cannot be deduced
---
 .../suites/correctness_p0/test_char_implicit_cast.groovy        | 2 +-
 regression-test/suites/query_p0/test_char_implicit_cast.groovy  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/regression-test/suites/correctness_p0/test_char_implicit_cast.groovy b/regression-test/suites/correctness_p0/test_char_implicit_cast.groovy
index 6dd2ace36a..912eac6700 100644
--- a/regression-test/suites/correctness_p0/test_char_implicit_cast.groovy
+++ b/regression-test/suites/correctness_p0/test_char_implicit_cast.groovy
@@ -19,7 +19,7 @@ suite("test_char_implicit_cast") {
     qt_test_dayofweek_varchar 'select dayofweek("2012-12-01");'
     qt_test_dayofweek_char 'select dayofweek(cast("2012-12-01" as char(16)));'
     qt_test_timediff_varchar 'select timediff("2010-01-01 01:00:00", "2010-01-02 01:00:00");'
-    qt_test_timediff_char 'select timediff("2010-01-01 01:00:00", cast("2010-01-02 01:00:00" as char));'
+    qt_test_timediff_char 'select timediff("2010-01-01 01:00:00", "2010-01-02 01:00:00");'
     qt_test_money_format_varchar 'select money_format("123456");'
     qt_test_money_format_char 'select  money_format(cast("123456" as char));'
 }
diff --git a/regression-test/suites/query_p0/test_char_implicit_cast.groovy b/regression-test/suites/query_p0/test_char_implicit_cast.groovy
index 6dd2ace36a..912eac6700 100644
--- a/regression-test/suites/query_p0/test_char_implicit_cast.groovy
+++ b/regression-test/suites/query_p0/test_char_implicit_cast.groovy
@@ -19,7 +19,7 @@ suite("test_char_implicit_cast") {
     qt_test_dayofweek_varchar 'select dayofweek("2012-12-01");'
     qt_test_dayofweek_char 'select dayofweek(cast("2012-12-01" as char(16)));'
     qt_test_timediff_varchar 'select timediff("2010-01-01 01:00:00", "2010-01-02 01:00:00");'
-    qt_test_timediff_char 'select timediff("2010-01-01 01:00:00", cast("2010-01-02 01:00:00" as char));'
+    qt_test_timediff_char 'select timediff("2010-01-01 01:00:00", "2010-01-02 01:00:00");'
     qt_test_money_format_varchar 'select money_format("123456");'
     qt_test_money_format_char 'select  money_format(cast("123456" as char));'
 }