[ https://issues.apache.org/jira/browse/HIVE-9201?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Yongzhi Chen updated HIVE-9201: ------------------------------- Affects Version/s: 0.14.0 0.13.1 Status: Patch Available (was: Open) > Lazy functions do not handle newlines and carriage returns properly > ------------------------------------------------------------------- > > Key: HIVE-9201 > URL: https://issues.apache.org/jira/browse/HIVE-9201 > Project: Hive > Issue Type: Bug > Affects Versions: 0.13.1, 0.14.0 > Reporter: Yongzhi Chen > Assignee: Yongzhi Chen > Attachments: HIVE-9201.1.patch > > > Hive returns wrong result when returning string has char \r or \n in it. > This happens when the query can trigger mapreduce jobs. > For example, for a table named strsim with only one row: > As shown following, query 1 returns 1 row while query 2 returns 3 rows. > Query 1: > select "abc", narray from strsim LATERAL VIEW explode(array(1)) C AS narray; > Query 2: > select "a\rb\nc", narray from strsim LATERAL VIEW explode(array(1)) C AS > narray; > select "abc", narray from strsim LATERAL VIEW e > xplode(array(1)) C AS narray; > INFO : Number of reduce tasks is set to 0 since there's no reduce operator > INFO : Job running in-process (local Hadoop) > INFO : 2014-12-23 15:00:08,958 Stage-1 map = 0%, reduce = 0% > INFO : Ended Job = job_local1178499218_0015 > +------+---------+--+ > 1 row selected (1.283 seconds) > | _c0 | narray | > +------+---------+--+ > | abc | 1 | > +------+---------+--+ > select "a\rb\nc", narray from strsim LATERAL VI > EW explode(array(1)) C AS narray; > INFO : Number of reduce tasks is set to 0 since there's no reduce operator > INFO : Job running in-process (local Hadoop) > INFO : 2014-12-23 15:04:35,441 Stage-1 map = 0%, reduce = 0% > INFO : Ended Job = job_local1816711099_0016 > +------+---------+--+ > 3 rows selected (1.135 seconds) > | _c0 | narray | > +------+---------+--+ > | a | NULL | > | b | NULL | > | c | 1 | > +------+---------+--+ -- This message was sent by Atlassian JIRA (v6.3.4#6332)