hive base64 加密解密函数

加密

-- sql
select base64(cast('abcd' as binary))
-- result
hive> select base64(cast('abcd' as binary));
OK
YWJjZA==
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解密

-- sql
select unbase64('YWJjZA==')
-- result
hive> select unbase64('YWJjZA==');
OK
abcd
---