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https://issues.apache.org/jira/browse/TAJO-2135?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15270225#comment-15270225
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ASF GitHub Bot commented on TAJO-2135:
--------------------------------------
Github user jinossy commented on a diff in the pull request:
https://github.com/apache/tajo/pull/1009#discussion_r61996618
--- Diff:
tajo-cluster-tests/src/test/java/org/apache/tajo/TpchTestBase.java ---
@@ -92,6 +92,7 @@ private void setUp() throws Exception {
util = new LocalTajoTestingUtility();
KeyValueSet opt = new KeyValueSet();
opt.set(StorageConstants.TEXT_DELIMITER,
StorageConstants.DEFAULT_FIELD_DELIMITER);
+ opt.set(StorageConstants.TEXT_NULL, "\\\\N");
--- End diff --
Looks like you are not apply default null character in meta.
> Invalid join result when join key columns contain nulls
> -------------------------------------------------------
>
> Key: TAJO-2135
> URL: https://issues.apache.org/jira/browse/TAJO-2135
> Project: Tajo
> Issue Type: Bug
> Affects Versions: 0.11.0
> Reporter: Jihoon Son
> Assignee: Jihoon Son
> Priority: Critical
> Fix For: 0.12.0, 0.11.3
>
>
> You can simply reproduce this bug as follows. The correct answer of the below
> query is 20965674.
> {noformat}
> tpcds100> select count(*) from store_sales, store_returns
> where
> ss_customer_sk = sr_customer_sk
> and ss_item_sk = sr_item_sk
> ;
> [=========================================>] 100% 33.315 sec
> ?count
> -------------------------------
> 101145653
> (1 rows, 33.315 sec, 16 B selected)
> {noformat}
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