[HIVE-10641] create CRC32 UDF

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.3.0, 2.0.0
• Component/s: UDF
• Assignee: Alexander Pivovarov
• Reporter: Alexander Pivovarov
• Created: 07/May/15 06:03
• Updated: 16/Feb/16 23:50
• Resolved: 15/May/15 17:28

Description

CRC32 computes a cyclic redundancy check value for string or binary argument and returns bigint value. The result is NULL if the argument is NULL.

MySQL has similar function https://dev.mysql.com/doc/refman/5.0/en/mathematical-functions.html#function_crc32

Issue Links

• relates to: HIVE-1262 Add security/checksum UDFs sha,crc32,md5,aes_encrypt, and aes_decrypt
• links to: https://reviews.apache.org/r/33937/