[regression](lateral view) add test case for explode_bitmap (#24421)

regression-test/data/nereids_syntax_p0/lateral_view.out

@@ -127,3 +127,11 @@
 1	a	u1	10	1
 3	a	u1	10	3
 
+-- !sql_explode_bitmap --
+1	1
+1	2
+1	3
+2	22
+2	33
+2	44
+

regression-test/data/query_p0/lateral_view/lateral_view.out

@@ -0,0 +1,17 @@
+-- This file is automatically generated. You should know what you did if you want to edit this
+-- !sql_explode_bitmap0 --
+1	1
+1	2
+1	3
+2	22
+2	33
+2	44
+
+-- !sql_explode_bitmap1 --
+1	1
+1	2
+1	3
+2	22
+2	33
+2	44
+

regression-test/suites/nereids_syntax_p0/lateral_view.groovy

@@ -82,4 +82,19 @@ suite("nereids_lateral_view") {
             select 3 hourr,'a' pid_code ,'u1' uid, 10 money
         ) example1 lateral view explode_bitmap(bitmap_from_string("1,2,3,4")) tmp1 as e1 where hour=e1 order by hour;
     """
+
+	sql """
+		CREATE TABLE `test_explode_bitmap` (
+		  `dt` int(11) NULL COMMENT "",
+		  `page` varchar(10) NULL COMMENT "",
+		  `user_id` bitmap BITMAP_UNION NULL COMMENT ""
+		) ENGINE=OLAP
+		AGGREGATE KEY(`dt`, `page`)
+		DISTRIBUTED BY HASH(`dt`) BUCKETS 2 
+		properties("replication_num"="1");
+	"""
+	sql """ insert into test_explode_bitmap values(1, '11', bitmap_from_string("1,2,3"));"""
+	sql """ insert into test_explode_bitmap values(2, '22', bitmap_from_string("22,33,44"));"""
+	qt_sql_explode_bitmap """ select dt, e1 from test_explode_bitmap lateral view explode_bitmap(user_id) tmp1 as e1 order by dt, e1;"""
+
 }

regression-test/suites/query_p0/lateral_view/lateral_view.groovy

@@ -0,0 +1,38 @@
+// 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("lateral_view") {
+    sql """ DROP TABLE IF EXISTS `test_explode_bitmap` """
+	sql """
+		CREATE TABLE `test_explode_bitmap` (
+		  `dt` int(11) NULL COMMENT "",
+		  `page` varchar(10) NULL COMMENT "",
+		  `user_id` bitmap BITMAP_UNION NULL COMMENT ""
+		) ENGINE=OLAP
+		AGGREGATE KEY(`dt`, `page`)
+		DISTRIBUTED BY HASH(`dt`) BUCKETS 2 
+		properties("replication_num"="1");
+	"""
+	sql """ insert into test_explode_bitmap values(1, '11', bitmap_from_string("1,2,3"));"""
+	sql """ insert into test_explode_bitmap values(2, '22', bitmap_from_string("22,33,44"));"""
+
+    sql "SET enable_nereids_planner=false"
+	qt_sql_explode_bitmap0 """ select dt, e1 from test_explode_bitmap lateral view explode_bitmap(user_id) tmp1 as e1 order by dt, e1;"""
+
+    sql "SET enable_nereids_planner=true"
+	qt_sql_explode_bitmap1 """ select dt, e1 from test_explode_bitmap lateral view explode_bitmap(user_id) tmp1 as e1 order by dt, e1;"""
+}