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https://issues.apache.org/jira/browse/CALCITE-5517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

James Starr updated CALCITE-5517:
---------------------------------
    Description: 
Testing with TPC-H Query 2 for reference:
{code:sql}
SELECT FIRST 100 s_acctbal, s_name, n_name, p_partkey, p_mfgr, s_address, 
s_phone, s_comment
FROM part, supplier, partsupp, nation, region
WHERE
p_partkey = ps_partkey
AND s_suppkey = ps_suppkey
AND p_size = 15 AND p_type LIKE '%BRASS' AND s_nationkey = n_nationkey
AND n_regionkey = r_regionkey
AND r_name = 'EUROPE' AND ps_supplycost = ( SELECT
MIN(ps_supplycost) FROM
partsupp, supplier, nation, region
WHERE
p_partkey = ps_partkey
AND s_suppkey = ps_suppkey
AND s_nationkey = n_nationkey
AND n_regionkey = r_regionkey
AND r_name = 'EUROPE')ORDER BY s_acctbal DESC, n_name, s_name, p_partkey {code}

Validation fails with error:
{code:java}
java.lang.NullPointerException: no SELECT scope for SELECT MIN(PS.PS_SUPPLYCOST)
FROM PARTSUPP AS PS,
SUPPLIER AS S,
NATION AS N,
REGION AS R
WHERE P.P_PARTKEY = PS.PS_PARTKEY AND S.S_SUPPKEY = PS.PS_SUPPKEY AND 
S.S_NATIONKEY = N.N_NATIONKEY AND N.N_REGIONKEY = R.R_REGIONKEY AND R.R_NAME = 
'EUROPE' {code}
 

  was:
Testing with TPC-H Query 2 for reference:
{code:java}
SELECT FIRST 100 s_acctbal, s_name, n_name, p_partkey, p_mfgr, s_address, 
s_phone, s_comment
FROM part, supplier, partsupp, nation, region
WHERE
p_partkey = ps_partkey
AND s_suppkey = ps_suppkey
AND p_size = 15 AND p_type LIKE '%BRASS' AND s_nationkey = n_nationkey
AND n_regionkey = r_regionkey
AND r_name = 'EUROPE' AND ps_supplycost = ( SELECT
MIN(ps_supplycost) FROM
partsupp, supplier, nation, region
WHERE
p_partkey = ps_partkey
AND s_suppkey = ps_suppkey
AND s_nationkey = n_nationkey
AND n_regionkey = r_regionkey
AND r_name = 'EUROPE')ORDER BY s_acctbal DESC, n_name, s_name, p_partkey {code}

Validation fails with error:
{code:java}
java.lang.NullPointerException: no SELECT scope for SELECT MIN(PS.PS_SUPPLYCOST)
FROM PARTSUPP AS PS,
SUPPLIER AS S,
NATION AS N,
REGION AS R
WHERE P.P_PARTKEY = PS.PS_PARTKEY AND S.S_SUPPKEY = PS.PS_SUPPKEY AND 
S.S_NATIONKEY = N.N_NATIONKEY AND N.N_REGIONKEY = R.R_REGIONKEY AND R.R_NAME = 
'EUROPE' {code}
 


> Nested (correlated) subqueries fail at validation | No SELECT scope for inner 
> subquery
> --------------------------------------------------------------------------------------
>
>                 Key: CALCITE-5517
>                 URL: https://issues.apache.org/jira/browse/CALCITE-5517
>             Project: Calcite
>          Issue Type: Bug
>    Affects Versions: 1.28.0, 1.33.0
>            Reporter: Zine eddine Zidane
>            Priority: Blocker
>
> Testing with TPC-H Query 2 for reference:
> {code:sql}
> SELECT FIRST 100 s_acctbal, s_name, n_name, p_partkey, p_mfgr, s_address, 
> s_phone, s_comment
> FROM part, supplier, partsupp, nation, region
> WHERE
> p_partkey = ps_partkey
> AND s_suppkey = ps_suppkey
> AND p_size = 15 AND p_type LIKE '%BRASS' AND s_nationkey = n_nationkey
> AND n_regionkey = r_regionkey
> AND r_name = 'EUROPE' AND ps_supplycost = ( SELECT
> MIN(ps_supplycost) FROM
> partsupp, supplier, nation, region
> WHERE
> p_partkey = ps_partkey
> AND s_suppkey = ps_suppkey
> AND s_nationkey = n_nationkey
> AND n_regionkey = r_regionkey
> AND r_name = 'EUROPE')ORDER BY s_acctbal DESC, n_name, s_name, p_partkey 
> {code}
> Validation fails with error:
> {code:java}
> java.lang.NullPointerException: no SELECT scope for SELECT 
> MIN(PS.PS_SUPPLYCOST)
> FROM PARTSUPP AS PS,
> SUPPLIER AS S,
> NATION AS N,
> REGION AS R
> WHERE P.P_PARTKEY = PS.PS_PARTKEY AND S.S_SUPPKEY = PS.PS_SUPPKEY AND 
> S.S_NATIONKEY = N.N_NATIONKEY AND N.N_REGIONKEY = R.R_REGIONKEY AND R.R_NAME 
> = 'EUROPE' {code}
>  



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