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https://issues.apache.org/jira/browse/HIVE-28221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17842234#comment-17842234
]
Seonggon Namgung commented on HIVE-28221:
-----------------------------------------
[~zhangbutao] , we enable this assertion by appending "-ea" option to
"tez.am.launch.cmd-opts" in "hive-site.xml".
Exmaple:
{code:java}
diff --git a/data/conf/iceberg/tez/hive-site.xml
b/data/conf/iceberg/tez/hive-site.xml
index 272859d..9b422e0 100644
--- a/data/conf/iceberg/tez/hive-site.xml
+++ b/data/conf/iceberg/tez/hive-site.xml
@@ -261,7 +261,7 @@
<property>
<name>tez.am.launch.cmd-opts</name>
- <value> -Dlog4j.configurationFile=tez-container-log4j2.properties
-Dtez.container.log.level=INFO -Dtez.container.root.logger=CLA </value>
+ <value> -Dlog4j.configurationFile=tez-container-log4j2.properties
-Dtez.container.log.level=INFO -Dtez.container.root.logger=CLA -ea</value>
</property>
<property> {code}
> iceberg-handler/dynamic_partition_pruning.q fails in
> GenericUDFIn.getDisplayString() if assertion check is enabled
> ------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-28221
> URL: https://issues.apache.org/jira/browse/HIVE-28221
> Project: Hive
> Issue Type: Bug
> Components: Iceberg integration
> Affects Versions: 4.0.0
> Reporter: Sungwoo Park
> Priority: Major
>
> If assertion checking is enabled,
> ql/src/test/queries/clientpositive/dynamic_partition_pruning.q fails with an
> assertion failure in the following method of
> ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFIn.java:
> {code:java}
> public String getDisplayString(String[] children) {
> assert (children.length >= 2);
> {code}
> While dynamic_partition_pruning.q is running, getDisplayString() is called
> with children.length == 1.
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