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Posted to dev@flink.apache.org by "simenliuxing (Jira)" <ji...@apache.org> on 2022/01/19 09:45:00 UTC

[jira] [Created] (FLINK-25700) flinksql Cascading Window TVF Aggregation exception

simenliuxing created FLINK-25700:
------------------------------------

             Summary: flinksql Cascading Window TVF Aggregation  exception
                 Key: FLINK-25700
                 URL: https://issues.apache.org/jira/browse/FLINK-25700
             Project: Flink
          Issue Type: Bug
          Components: Table SQL / Planner
    Affects Versions: 1.14.0
            Reporter: simenliuxing


flink version 1.14.0

sql

 
{code:java}
CREATE TABLE order_test
(
order_price int,
order_item varchar,
ts as localtimestamp,
WATERMARK FOR ts as ts - INTERVAL '5' SECOND
) WITH (
'connector' = 'datagen'
);

create view window_view2 as
select window_start, window_end, window_time as rowtime, sum(order_price) partial_price
from TABLE(
TUMBLE(
TABLE order_test, DESCRIPTOR(ts), INTERVAL '2' SECOND)
)
group by order_price, window_start, window_end, window_time;


select window_start, window_end, sum(partial_price) total_price
from TABLE(
TUMBLE(
TABLE window_view2, DESCRIPTOR(rowtime), INTERVAL '10' SECOND)
)
group by window_start, window_end;{code}
exception

 
{code:java}
Caused by: org.apache.calcite.sql.validate.SqlValidatorException: Column 'window_start' is ambiguous
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at org.apache.calcite.runtime.Resources$ExInstWithCause.ex(Resources.java:467)
    at org.apache.calcite.runtime.Resources$ExInst.ex(Resources.java:560)
    ... 41 more{code}
 

 

I think it's a bug



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