okumin commented on code in PR #5556:
URL: https://github.com/apache/hive/pull/5556#discussion_r1874508605


##########
ql/src/test/queries/clientpositive/explain_big_table_multiple_ptf.q:
##########
@@ -0,0 +1,31 @@
+create table explain_multiple_ptf_big_table
+(
+    key1       string,
+    value_str1 string,
+    key3       string
+);
+create table explain_multiple_ptf_big_table2
+(
+    key21       string,
+    value_str21 string,
+    key23       string
+);
+alter table explain_multiple_ptf_big_table
+    update statistics set('numRows' = '4611686036854775807',
+                          'rawDataSize' = '922337203685477500');
+alter table explain_multiple_ptf_big_table2
+    update statistics set('numRows' = '4611686036854775807',
+                          'rawDataSize' = '9223372036854775800');
+explain
+select *,row_number() over (partition by key order by key2 desc) rn,
+       row_number() over (partition by key2 order by key desc) rn2,
+       max(value_str) over (partition by key2 order by key desc) max1,
+       max(value_str) over (partition by key order by key2 desc) max3,
+       min(value_str) over (partition by key2 order by key desc) min1,
+       min(value_str) over (partition by key order by key2 desc) min3,
+       last_value(value_str) over (partition by key) lv,
+       first_value(value_str) over (partition by key2) fv,
+       max(value_str) over (partition by key) fv21
+from (select key1 key, value_str1 value_str, key3 key2 from 
explain_multiple_ptf_big_table
+union all select key21 key, value_str21 value_str, key23  key2 from  
explain_multiple_ptf_big_table2) a1
+;

Review Comment:
   NIT: Please add a line break if possible.



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