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https://issues.apache.org/jira/browse/FLINK-13073?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16877633#comment-16877633
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Louis Xu commented on FLINK-13073:
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You are welcome. I am looking forward to contributing more to flink. [~ykt836]
> BinaryRow in Blink runtime has wrong FIRST_BYTE_ZERO mask
> ---------------------------------------------------------
>
> Key: FLINK-13073
> URL: https://issues.apache.org/jira/browse/FLINK-13073
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / Runtime
> Affects Versions: 1.9.0
> Reporter: Louis Xu
> Assignee: Louis Xu
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.9.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> BinaryRow which in blink runtime module has static constant named
> FIRST_BYTE_ZERO, it's purpose is filter first byte。It should be 8 bytes with
> 0xFFFFFFF0 in little endian or 0x0FFFFFFF in big endian, actually it only has
> 4 bytes. It result in that 24-55 bit of null field can not be check。
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