[jira] [Created] (HIVE-25167) Invalid table alias or column reference when Cbo is enabled while CTAS from left join

[Pritha Dawn (Jira)]

Pritha Dawn created HIVE-25167:
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             Summary: Invalid table alias or column reference when Cbo is 
enabled while CTAS from left join
                 Key: HIVE-25167
                 URL: https://issues.apache.org/jira/browse/HIVE-25167
             Project: Hive
          Issue Type: Bug
          Components: CBO
    Affects Versions: 3.1.0
            Reporter: Pritha Dawn


The query fails with a semantic exception when cbo is enabled but succeeds when 
cbo is turned off.

Error Message is "Invalid table alias or column reference '$hdt$_1': (possible 
column names are: column_1, column_4, dt)"

 

CREATE TABLE A ( 
 column_1 int, 
 column_2 int, 
 column_3 int, 
 column_4 int, 
 dt int);
 
Insert into A values (1,2,3,4,5);

CREATE TABLE B ( 
column_1 int, 
column_2 int, 
dt int);

Insert into B values (1,2,3);

CREATE TABLE C ( 
column_1 int, 
dt int, 
column_5 int);
 
Insert into C values (1,2,3);


explain create table test_cbo9 AS
SELECT
 ACCT.COLUMN_1
 , ACCT.DT
 , ACCT.COLUMN_4
FROM (
 SELECT
 A.COLUMN_1 AS COLUMN_1
 , A.COLUMN_2 AS COLUMN_2
 , A.COLUMN_3 AS COLUMN_3
 , B.COLUMN_2 AS B_COLUMN_2
 , A.DT AS DT
 , A.COLUMN_4 AS COLUMN_4
 FROM A
 LEFT JOIN B
 ON A.COLUMN_1 = B.COLUMN_1
) AS ACCT
LEFT JOIN C
ON ACCT.COLUMN_1 = C.COLUMN_1


AND ACCT.B_COLUMN_2 = 2
AND C.DT = 2;

 



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