[jira] [Created] (IGNITE-8072) SQL query with multiple JOIN and subquery with UNION produces "Column not found" exception

["Pavel Vinokurov (JIRA)" <ji...@apache.org>]

Pavel Vinokurov created IGNITE-8072:
---------------------------------------

             Summary: SQL query with multiple JOIN and subquery with UNION produces "Column not found" exception
                 Key: IGNITE-8072
                 URL: https://issues.apache.org/jira/browse/IGNITE-8072
             Project: Ignite
          Issue Type: Bug
          Components: sql
    Affects Versions: 2.4, 2.2, 2.1
            Reporter: Pavel Vinokurov


Initial script:
CREATE TABLE Person(id INTEGER PRIMARY KEY, company_id INTEGER);
CREATE TABLE Company(id INTEGER PRIMARY KEY, name VARCHAR);
CREATE TABLE Department(id INTEGER PRIMARY KEY, company_id INTEGER);

Query:
select * from 
(
select 
   p.id as id,
   p.company_id as company_id 
   from person p 
   union 
   select
   p.id as id,
   p.company_id as company_id 
   from person p 
) p
left join company c on p.company_id=c.id
left join department d on p.company_id=d.id

Result:
SEVERE: Failed to run map query on local node.
class org.apache.ignite.IgniteCheckedException: Failed to parse SQL query: SELECT
C__Z3.NAME __C2_0,
D__Z4.ID __C2_1,
D__Z4.COMPANY_ID __C2_2,
C__Z3.ID __C2_3
FROM PUBLIC.COMPANY C__Z3 
 LEFT OUTER JOIN PUBLIC.DEPARTMENT D__Z4 
 ON P__Z2.COMPANY_ID = D__Z4.ID
ORDER BY 4




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