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https://issues.apache.org/jira/browse/TRAFODION-2355?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15705286#comment-15705286
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ASF GitHub Bot commented on TRAFODION-2355:
-------------------------------------------
Github user traflm commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/837#discussion_r90006694
--- Diff:
docs/sql_reference/src/asciidoc/_chapters/sql_functions_and_expressions.adoc ---
@@ -3658,12 +3658,10 @@ IS_IPV4( expression )
* `_expression_`
+
specifies an expression that determines the values to include in the
-computation of the minimum. The _expression_ cannot contain an aggregate
-function or a subquery. The DISTINCT clause specifies that the MIN
-function operates on distinct values from the one-column table derived
-from the evaluation of _expression_. All nulls are eliminated before
-the function is applied to the set of values. If the result table is
-empty, IS_IPV4 returns NULL.
+validation of the IP address. The _expression_ cannot contain an aggregate
+function or a subquery. All nulls are eliminated before the function is
+applied to the set of values. If the result table is empty, IS_IPV4
--- End diff --
Thanks Dave for careful and patient review, this is really helpful. I will
update the words.
For the is_ipv4(max(b)) assertion failure, I will do some debug.
> document about IP address functions and hashing functions
> ---------------------------------------------------------
>
> Key: TRAFODION-2355
> URL: https://issues.apache.org/jira/browse/TRAFODION-2355
> Project: Apache Trafodion
> Issue Type: Documentation
> Reporter: liu ming
> Assignee: liu ming
> Priority: Minor
>
> Some new built-in functions were added, and need document.
> MD5
> CRC32
> SHA1
> SHA2
> IS_IPV4
> IS_IPV6
> INET_ATON
> INET_NTOA
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