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https://issues.apache.org/jira/browse/CALCITE-6747?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17908415#comment-17908415
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ZheHu commented on CALCITE-6747:
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I noticed that there are also some multiple SLF4J bindings in pig and piglet
adapter, could you please fix them either.
BTW, the ticket summary and commit info should also be changed.
> Multiple SLF4J bindings in Spark unit test
> -------------------------------------------
>
> Key: CALCITE-6747
> URL: https://issues.apache.org/jira/browse/CALCITE-6747
> Project: Calcite
> Issue Type: Bug
> Components: spark
> Affects Versions: 1.38.0
> Reporter: Binhua Hu
> Assignee: Binhua Hu
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.39.0
>
>
> Running test cases in CI environment reports the following error,
> {code:java}
> SparkAdapterTest > testFilterTrue() STANDARD_ERROR
> SLF4J: Class path contains multiple SLF4J bindings.
> SLF4J: Found binding in
> [jar:file:/Users/hubinhua/.gradle/caches/modules-2/files-2.1/org.apache.logging.log4j/log4j-slf4j-impl/2.17.1/84692d456bcce689355d33d68167875e486954dd/log4j-slf4j-impl-2.17.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: Found binding in
> [jar:file:/Users/hubinhua/.gradle/caches/modules-2/files-2.1/org.slf4j/slf4j-reload4j/1.7.36/db708f7d959dee1857ac524636e85ecf2e1781c1/slf4j-reload4j-1.7.36.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an
> explanation.
> SLF4J: Actual binding is of type
> [org.apache.logging.slf4j.Log4jLoggerFactory] {code}
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