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Shivu Sondur edited comment on SPARK-28036 at 6/25/19 8:30 AM: --------------------------------------------------------------- [~yumwang] select left('ahoj', 2), right('ahoj', 2); use without '-' sign, it will work fine, i tested in latest spark was (Author: shivuson...@gmail.com): [~yumwang] select left('ahoj', 2), right('ahoj', 2); use with '-' sign, it will work fine, i tested in latest spark > Built-in udf left/right has inconsistent behavior > ------------------------------------------------- > > Key: SPARK-28036 > URL: https://issues.apache.org/jira/browse/SPARK-28036 > Project: Spark > Issue Type: Sub-task > Components: SQL > Affects Versions: 3.0.0 > Reporter: Yuming Wang > Priority: Major > > PostgreSQL: > {code:sql} > postgres=# select left('ahoj', -2), right('ahoj', -2); > left | right > ------+------- > ah | oj > (1 row) > {code} > Spark SQL: > {code:sql} > spark-sql> select left('ahoj', -2), right('ahoj', -2); > spark-sql> > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org