Olivier Michallat created CASSANDRA-9457: --------------------------------------------
Summary: Empty INITCOND treated as null in aggregate Key: CASSANDRA-9457 URL: https://issues.apache.org/jira/browse/CASSANDRA-9457 Project: Cassandra Issue Type: Bug Components: Core Reporter: Olivier Michallat Assignee: Robert Stupp Priority: Minor Given the following test data: {code} cqlsh:test> create table foo(k int, v int, primary key(k,v)); cqlsh:test> insert into foo(k,v) values(1,1); cqlsh:test> insert into foo(k,v) values(1,2); cqlsh:test> insert into foo(k,v) values(1,3); {code} And the following aggregate definition: {code} cqlsh:test> CREATE FUNCTION cat(s text, v int) RETURNS NULL ON NULL INPUT RETURNS text LANGUAGE java AS 'return s + v;'; cqlsh:test> CREATE AGGREGATE cats(int) SFUNC cat STYPE text INITCOND ''; {code} The following should return '123', but it returns null: {code} cqlsh:test> select cats(v) from foo where k = 1; test.cats(v) --------------- {code} The empty INITCOND is treated as null, and the SFUNC is never called. -- This message was sent by Atlassian JIRA (v6.3.4#6332)