[regression](window_func) add test case for group_concat and hll_unio…

…n_agg

regression-test/data/nereids_p0/sql_functions/window_functions/test_window_function.out

@@ -596,3 +596,25 @@ USA	Pete	Hello
 32767	6	12	32767
 32767	6	6	32767
 
+-- !window_func_hll_union_agg --
+beijing	linux	3
+beijing	macos	3
+beijing	windows	3
+hebei	windows	1
+jiangsu	macos	1
+shanghai	linux	2
+shanghai	windows	2
+shanxi	windows	1
+shanxi	windows	1
+
+-- !window_func_hll_union_agg --
+1	a
+1	a,b
+1	a,b,c
+2	d
+2	d,e
+2	d,e,f
+3	g
+3	g,h
+3	g,h,i
+

regression-test/suites/nereids_p0/sql_functions/window_functions/test_window_function.groovy

@@ -498,5 +498,76 @@ suite("test_window_function") {
            ( SELECT k2, k1, row_number () over (PARTITION BY k2 ORDER BY k3) AS wj  
            FROM baseall ) AS A JOIN ( SELECT k2, k1, row_number () over  
            (PARTITION BY k2 ORDER BY k3) AS wj FROM baseall ) AS B WHERE A.k2=B.k2"""
+
+    // hll_union_agg
+    sql """drop TABLE if EXISTS test_window_func_hll;"""
+    sql """
+            create table test_window_func_hll(
+                dt date,
+                id int,
+                name char(10),
+                province char(10),
+                os char(10),
+                pv hll hll_union
+            )
+            Aggregate KEY (dt,id,name,province,os)
+            distributed by hash(id) buckets 10
+            PROPERTIES (
+            "replication_allocation" = "tag.location.default: 1",
+            "storage_format" = "V2"
+            )
+        """
+    sql """
+            insert into test_window_func_hll
+            SELECT
+               dt,id,name,province,os,pv
+            from (
+               SELECT   '2022-05-05' as dt,'10001' as id,'test01' as name,'beijing' as province,'windows' as os,hll_hash('windows') as pv
+               union all
+               SELECT   '2022-05-05' as dt,'10002' as id,'test01' as name,'beijing' as province,'linux' as os,hll_hash('linux') as pv
+               union all
+               SELECT   '2022-05-05' as dt,'10003' as id,'test01' as name,'beijing' as province,'macos' as os,hll_hash('macos') as pv
+               union all
+               SELECT   '2022-05-05' as dt,'10004' as id,'test01' as name,'hebei' as province,'windows' as os,hll_hash('windows') as pv
+               union all
+               SELECT   '2022-05-06' as dt,'10001' as id,'test01' as name,'shanghai' as province,'windows' as os,hll_hash('windows') as pv
+               union all
+               SELECT   '2022-05-06' as dt,'10002' as id,'test01' as name,'shanghai' as province,'linux' as os,hll_hash('linux') as pv
+               union all
+               SELECT   '2022-05-06' as dt,'10003' as id,'test01' as name,'jiangsu' as province,'macos' as os,hll_hash('macos') as pv
+               union all
+               SELECT   '2022-05-06' as dt,'10004' as id,'test01' as name,'shanxi' as province,'windows' as os,hll_hash('windows') as pv
+               union all
+               SELECT   '2022-05-07' as dt,'10005' as id,'test01' as name,'shanxi' as province,'windows' as os,hll_empty() as pv
+            ) as a
+        """
+    order_qt_window_func_hll_union_agg"select province, os, hll_union_agg(hll_from_base64(hll_to_base64(pv))) over(partition by province) from test_window_func_hll;"
+
+    // group_concat
+    sql "DROP TABLE IF EXISTS test_window_func_group_concat;"
+    sql """
+        CREATE TABLE test_window_func_group_concat (
+            id int,
+            name varchar(10)
+        )
+        DISTRIBUTED BY HASH(id) BUCKETS 1
+        PROPERTIES (
+          "replication_num" = "1"
+        );
+    """
+    sql """
+        INSERT INTO test_window_func_group_concat VALUES
+        (1, 'a'),
+        (1, 'b'),
+        (1, 'c'),
+        (2, 'd'),
+        (2, 'e'),
+        (2, 'f'),
+        (3, 'g'),
+        (3, 'h'),
+        (3, 'i');
+    """
+    order_qt_window_func_hll_union_agg "select id, group_concat(name) over(partition by id order by name) from test_window_func_group_concat;"
+
 }