From 33abe11dea8b8dfddcb6d57d045c6b87fc6beb7f Mon Sep 17 00:00:00 2001
From: Hong Liu <844981280@qq.com>
Date: Fri, 16 Dec 2022 21:57:36 +0800
Subject: [PATCH] =?UTF-8?q?[regression-test](query)=20Add=20regression=20c?=
 =?UTF-8?q?ase=20of=20error=20could=20not=20be=20changed=20to=20nullabl=20?=
 =?UTF-8?q?when=20exe=E2=80=A6=20(#15123)?=
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* Add regression case of error could not be changed to nullabl when exeing sql

* add out file

Co-authored-by: smallhibiscus <844981280>
---
 .../data/query_p0/join/test_left_join1.out    |  7 ++++
 .../query_p0/join/ddl/test_left_join1.sql     | 12 ++++++
 .../query_p0/join/test_left_join1.groovy      | 42 +++++++++++++++++++
 3 files changed, 61 insertions(+)
 create mode 100644 regression-test/data/query_p0/join/test_left_join1.out
 create mode 100644 regression-test/suites/query_p0/join/ddl/test_left_join1.sql
 create mode 100644 regression-test/suites/query_p0/join/test_left_join1.groovy

diff --git a/regression-test/data/query_p0/join/test_left_join1.out b/regression-test/data/query_p0/join/test_left_join1.out
new file mode 100644
index 0000000000..7f19a1333e
--- /dev/null
+++ b/regression-test/data/query_p0/join/test_left_join1.out
@@ -0,0 +1,7 @@
+-- This file is automatically generated. You should know what you did if you want to edit this
+-- !select --
+1	123	1	123	\N	\N
+2	124	2	124	2	124
+3	125	3	125	3	125
+4	126	4	126	4	126
+
diff --git a/regression-test/suites/query_p0/join/ddl/test_left_join1.sql b/regression-test/suites/query_p0/join/ddl/test_left_join1.sql
new file mode 100644
index 0000000000..1ecda88e6d
--- /dev/null
+++ b/regression-test/suites/query_p0/join/ddl/test_left_join1.sql
@@ -0,0 +1,12 @@
+CREATE TABLE `test_left_join1` (
+   `f_key` bigint(10) NOT NULL DEFAULT "0" COMMENT "key",
+   `f_value` bigint(10) REPLACE_IF_NOT_NULL NULL COMMENT "value"
+) ENGINE=OLAP
+AGGREGATE KEY(`f_key`)
+COMMENT "向量引擎bug展示"
+DISTRIBUTED BY HASH(`f_key`) BUCKETS 2
+PROPERTIES (
+    "replication_allocation" = "tag.location.default: 1",
+    "in_memory" = "false",
+    "storage_format" = "V2"
+);
diff --git a/regression-test/suites/query_p0/join/test_left_join1.groovy b/regression-test/suites/query_p0/join/test_left_join1.groovy
new file mode 100644
index 0000000000..d4cbeeee65
--- /dev/null
+++ b/regression-test/suites/query_p0/join/test_left_join1.groovy
@@ -0,0 +1,42 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+suite("test_left_join1", "query,p0") {
+
+    def tableName = "test_left_join1"
+    sql """drop table if exists ${tableName}"""
+    sql new File("""${context.file.parent}/ddl/test_left_join1.sql""").text
+
+    sql """insert into ${tableName} values (1, 123),(2, 124),(3, 125),(4, 126);"""
+
+    qt_select """ SELECT
+                          *
+                          FROM
+                  ( SELECT f_key, f_value FROM ${tableName} ) a
+                  LEFT JOIN ( SELECT f_key, f_value FROM ${tableName} ) b ON a.f_key = b.f_key
+                  LEFT JOIN (
+                          SELECT
+                  *
+                  FROM
+                  ${tableName}
+                  WHERE
+                  f_key IN ( SELECT f_key FROM ${tableName} WHERE f_key IN ( SELECT f_key FROM ${tableName} WHERE f_value > 123 ) )
+                  ) c ON a.f_key = c.f_key
+                  ORDER BY
+                  a.f_key; 
+             """
+}