[ https://issues.apache.org/jira/browse/PHOENIX-2019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Shuxiong Ye reassigned PHOENIX-2019: ------------------------------------ Assignee: Shuxiong Ye > Implement Build-in math function ln and log > ------------------------------------------- > > Key: PHOENIX-2019 > URL: https://issues.apache.org/jira/browse/PHOENIX-2019 > Project: Phoenix > Issue Type: Sub-task > Reporter: Shuxiong Ye > Assignee: Shuxiong Ye > > Implement math build-in function, ln and log. Example show as below: > ln(dp) natural logarithm ln(2.0) 0.693147180559945 > log(dp) base 10 logarithm log(100.0) 2 > log(b, x) numeric logarithm to base b log(2.0, 64.0) 6.0000000000 -- This message was sent by Atlassian JIRA (v6.3.4#6332)