cartodb/crankshaft
1
0
Fork 0
mirror of https://github.com/CartoDB/crankshaft.git synced 2024-11-01 10:20:48 +08:00
Code Issues Packages Projects Releases Wiki Activity

small fixes

Browse Source
This commit is contained in:
Andy Eschbacher 2016-09-26 16:51:22 -04:00
parent aaa36569de
commit f2bb0b496b
1 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
src/pg/sql/18_outliers.sql
View File

@ -1,5 +1,8 @@
-- Find outliers using a static threshold
--
CREATE OR REPLACE FUNCTION CDB_StaticOutlier(attr numeric, threshold numeric)
RETURNS numeric
RETURNS boolean
AS $$
BEGIN
@ -8,6 +11,7 @@ BEGIN
END;
$$ LANGUAGE plpgsql;
-- Find outliers by a percentage above the threshold
CREATE OR REPLACE FUNCTION CDB_PercentOutlier(attr numeric[], outlier_fraction numeric, ids int[])
RETURNS TABLE(outlier boolean, rowid int)
@ -29,6 +33,8 @@ BEGIN
END;
$$ LANGUAGE plpgsql;
-- Find outliers above a given number of standard deviations from the mean
CREATE OR REPLACE FUNCTION CDB_StdDevOutlier(attrs numeric[], num_deviations numeric, ids int[])
RETURNS TABLE(outlier boolean, rowid int)
AS $$