sorry for the wrong question - yes, there is no keyword "EXIST"...
Xiaoyong From: Jason Dere [mailto:jd...@hortonworks.com] Sent: Friday, January 23, 2015 8:09 AM To: user@hive.apache.org Cc: Zhaomin Xu Subject: Re: EXIST vs EXISTS keyword? Doing a quick search in the lexer/parser files (*.g), I only see KW_EXISTS and not KW_EXIST. On Jan 22, 2015, at 1:25 AM, Xiaoyong Zhu <xiaoy...@microsoft.com<mailto:xiaoy...@microsoft.com>> wrote: Hello experts I am wondering when the keyword "EXIST" will be used in Hive - and if it is used, then what's the difference between EXIST and EXISTS? Thanks! Xiaoyong CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
