[jira] [Created] (CALCITE-3433) EQUALS operator between date/timestamp types returns false if the type is nullable

[jiezouSH (Jira)]

jiezouSH created CALCITE-3433:
---------------------------------

             Summary: EQUALS operator between date/timestamp types returns 
false if the type is nullable
                 Key: CALCITE-3433
                 URL: https://issues.apache.org/jira/browse/CALCITE-3433
             Project: Calcite
          Issue Type: Bug
          Components: core
    Affects Versions: 1.21.0, 1.20.0, 1.19.0, 1.18.0, 1.17.0
            Reporter: jiezouSH


sql

select time0=time1 from (select timestamp'2000-12-30 21:07:32'as 
time0,timestamp'2000-12-30 21:07:32'as time1 union all select cast(null as 
timestamp) as time0,cast(null as timestamp) as time1) calcs

answer is false

but 

sql

select time0=time1 from (select timestamp'2000-12-30 21:07:32'as 
time0,timestamp'2000-12-30 21:07:32'as time1) calcs

answer is true

 



--
This message was sent by Atlassian Jira
(v8.3.4#803005)