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Posted to issues@impala.apache.org by "Quanlong Huang (Jira)" <ji...@apache.org> on 2020/01/17 22:49:00 UTC
[jira] [Resolved] (IMPALA-9010) Support pre-defined mask types from
Ranger UI
[ https://issues.apache.org/jira/browse/IMPALA-9010?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Quanlong Huang resolved IMPALA-9010.
------------------------------------
Fix Version/s: Impala 3.4.0
Resolution: Fixed
> Support pre-defined mask types from Ranger UI
> ---------------------------------------------
>
> Key: IMPALA-9010
> URL: https://issues.apache.org/jira/browse/IMPALA-9010
> Project: IMPALA
> Issue Type: New Feature
> Components: Frontend
> Reporter: Kurt Deschler
> Assignee: Quanlong Huang
> Priority: Blocker
> Fix For: Impala 3.4.0
>
>
> Review Hive implementation/behavior.
> Redact/Partial/Hash/Nullify/Unmasked/Date
> These will be implemented as static SQL transforms in Impala
> To be specifit, we need to implement 6 builtin functions:
> * mask: [https://github.com/apache/hive/blob/ba0217ff17501fb849d8999e808d37579db7b4f1/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFMask.java]
> * mask_hash: [https://github.com/apache/hive/blob/ba0217ff17501fb849d8999e808d37579db7b4f1/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFMaskHash.java]
> * mask_first_n: [https://github.com/apache/hive/blob/ba0217ff17501fb849d8999e808d37579db7b4f1/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFMaskFirstN.java]
> * mask_last_n: [https://github.com/apache/hive/blob/ba0217ff17501fb849d8999e808d37579db7b4f1/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFMaskLastN.java]
> * mask_show_first_n: [https://github.com/apache/hive/blob/ba0217ff17501fb849d8999e808d37579db7b4f1/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFMaskShowFirstN.java]
> * mask_show_last_n: [https://github.com/apache/hive/blob/ba0217ff17501fb849d8999e808d37579db7b4f1/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFMaskShowLastN.java]
> These are Hive GenericUDFs which Impala can't use. So we have to create our own builtin functions.
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