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ASF GitHub Bot commented on PHOENIX-1715: ----------------------------------------- Github user JamesRTaylor commented on a diff in the pull request: https://github.com/apache/phoenix/pull/45#discussion_r26340175 --- Diff: phoenix-core/src/main/java/org/apache/phoenix/schema/types/PInteger.java --- @@ -272,4 +273,10 @@ public PhoenixArray newArray(PDataType type, Object[] elements) { }; } } + --- End diff -- remove > Implement Build-in math function Sign > ------------------------------------- > > Key: PHOENIX-1715 > URL: https://issues.apache.org/jira/browse/PHOENIX-1715 > Project: Phoenix > Issue Type: Sub-task > Reporter: Shuxiong Ye > Assignee: Shuxiong Ye > > Take a look at the typical math functions that are implemented in relational > database systems > (http://www.postgresql.org/docs/current/static/functions-math.html) and > implement the same for Phoenix in Java following this guide: > http://phoenix-hbase.blogspot.com/2013/04/how-to-add-your-own-built-in-function.html -- This message was sent by Atlassian JIRA (v6.3.4#6332)