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From "Pavel Vinokurov (JIRA)" <j...@apache.org>
Subject [jira] [Created] (IGNITE-7822) SQL Query with with union and left join produces "Column not found" error
Date Tue, 27 Feb 2018 10:08:00 GMT
Pavel Vinokurov created IGNITE-7822:
---------------------------------------

             Summary: SQL Query with with union and left join produces "Column not found"
error
                 Key: IGNITE-7822
                 URL: https://issues.apache.org/jira/browse/IGNITE-7822
             Project: Ignite
          Issue Type: Bug
          Components: sql
    Affects Versions: 2.3, 2.1
            Reporter: Pavel Vinokurov


 
 
Initial script:
 
CREATE TABLE Person (id INTEGER PRIMARY KEY, company_id INTEGER, salary DECIMAL);
CREATE TABLE Company (id INTEGER PRIMARY KEY, name VARCHAR);
CREATE TABLE Company_Value (id INTEGER PRIMARY KEY, company_id INTEGER, market_value DECIMAL);
INSERT INTO Person (id, company_id, salary) VALUES (1, 1, 100), (2, 2, 200), (3, 3, 300);
INSERT INTO Company (id, name) VALUES (1, 'n1'), (2, 'n2'), (3, 'n3');
INSERT INTO Company_Value (id, company_id, market_value) VALUES (1, 1, 10000), (2, 2, 20000),
(3, 3, 30000); CREATE TABLE Address (id INTEGER PRIMARY KEY, person_id INTEGER, city VARCHAR);INSERT
INTO Person (id, company_id, salary) VALUES (1, 1, 100), (2, 2, 200), (3, 3, 300);INSERT INTO
Address (id, person_id, city) VALUES (1, 1, 'san francisco'), (2, 2, 'paris'), (3, 3, 'new
york');INSERT INTO Company (id, name) VALUES (1, 'n1'), (2, 'n2'), (3, 'n3');INSERT INTO Company_Value
(id, company_id, market_value) VALUES (1, 1, 10000), (2, 2, 20000), (3, 3, 30000);
 
Query:
SELECT a.idFROM  (SELECT     p1.id as pid,     p1.salary,     p1.company_id   FROM
Person p1   WHERE p1.id = 1   UNION   SELECT     p2.id as pid,     p2.salary,    
p2.company_id   FROM Person p2   WHERE p2.id = 2)  p  LEFT JOIN Company c ON p.company_id
= c.id  LEFT JOIN Company_Value cv ON c.id = cv.company_id  LEFT JOIN Address a ON a.person_id
= p.pid;
 
Result:
Exception:Caused by: org.h2.jdbc.JdbcSQLException: Column "P__Z2.ID" not found; SQL statement:SELECTC__Z3.ID
__C2_0FROM PUBLIC.COMPANY C__Z3  LEFT OUTER JOIN PUBLIC.COMPANY_VALUE CV__Z4  ON C__Z3.ID
= CV__Z4.COMPANY_ID  LEFT OUTER JOIN PUBLIC.ADDRESS A__Z5  ON A__Z5.PERSON_ID = P__Z2.IDORDER
BY 1 [42122-195]
 



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