[SPARK-3531][SQL]select null from table would throw a MatchError

[adrian-wang]

No description provided.

[SparkQA]

QA tests have started for PR 2396 at commit 0981c42.

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[SparkQA]

QA tests have finished for PR 2396 at commit 0981c42.

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[adrian-wang]

This is according to how Hive handle immediate null value in queries.

[marmbrus]

Maybe it would be better to create a query test, since then it actually checks to make sure hive is returning the same answer.

[adrian-wang]

Thanks, Michael, I've moved the test as a query test.

[SparkQA]

QA tests have started for PR 2396 at commit ac4fb5d.

• This patch merges cleanly.

[SparkQA]

QA tests have finished for PR 2396 at commit ac4fb5d.

• This patch passes unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

QA tests have started for PR 2396 at commit 2458229.

• This patch merges cleanly.

[SparkQA]

Test FAILed.
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[adrian-wang]

retest this please.

[SparkQA]

QA tests have started for PR 2396 at commit 2458229.

• This patch merges cleanly.

[SparkQA]

QA tests have finished for PR 2396 at commit 2458229.

• This patch passes unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test PASSed.
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[SparkQA]

QA tests have finished for PR 2396 at commit 2458229.

• This patch passes unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test PASSed.
Refer to this link for build results (access rights to CI server needed):
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[marmbrus]

Thanks :) Merged to master.