Big Data Hive Abfrage

Question

Ich habe die unten Daten

Policy_Name IssueYear ExpiryYear 
A   2001  2003 
B   2003  2006 

ich die Ausgabe wie unten benötigen:

Policy_Name ActiveYear 
A   2001 
A   2002 
A   2003 
B   2003 
B   2004 
B   2005 
B   2006 

Answer 1

select t.Policy_Name 
     ,t.IssueYear + pe.i as ActiveYear 

from mytable t 
     lateral view posexplode (split (space (ExpiryYear - IssueYear),' ')) pe as i,x 
; 

---

+---------------+------------+ 
| t.policy_name | activeyear | 
+---------------+------------+ 
| A    |  2001 | 
| A    |  2002 | 
| A    |  2003 | 
| B    |  2003 | 
| B    |  2004 | 
| B    |  2005 | 
| B    |  2006 | 
+---------------+------------+