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https://issues.apache.org/jira/browse/SPARK-21646?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16115345#comment-16115345
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Yuming Wang commented on SPARK-21646:
-------------------------------------
I'll create a PR later
> BinaryComparison shouldn't auto cast string to int/long
> -------------------------------------------------------
>
> Key: SPARK-21646
> URL: https://issues.apache.org/jira/browse/SPARK-21646
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.2.0
> Reporter: Yuming Wang
>
> Hive:
> {code:sql}
> $ hive -S
> hive> create table tmp.wym_spark_123(c1 string, c2 string);
> hive> insert into tmp.wym_spark_123 values('92233720368547758071', 'a');
> hive> insert into tmp.wym_spark_123 values('21474836471', 'b');
> hive> insert into tmp.wym_spark_123 values('10', 'c');
> hive> select * from tmp.wym_spark_123 where c1 > 0;
> 92233720368547758071 a
> 10 c
> 21474836471 b
> hive>
> {code}
> {code:sql}
> $ spark-sql -S
> spark-sql> select * from tmp.wym_spark_123 where c1 > 0;
> 10 c
>
> spark-sql> select * from tmp.wym_spark_123 where c1 > 0L;
> 21474836471 b
> 10 c
> spark-sql> explain select * from tmp.wym_spark_123 where c1 > 0;
> == Physical Plan ==
> *Project [c1#14, c2#15]
> +- *Filter (isnotnull(c1#14) && (cast(c1#14 as int) > 0))
> +- *FileScan parquet tmp.wym_spark_123[c1#14,c2#15] Batched: true, Format:
> Parquet, Location:
> InMemoryFileIndex[viewfs://cluster4/user/hive/warehouse/tmp.db/wym_spark_123],
> PartitionFilters: [], PushedFilters: [IsNotNull(c1)], ReadSchema:
> struct<c1:string,c2:string>
> spark-sql>
> {code}
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