[SPARK-20954][SQL][BRANCH-2.2] DESCRIBE [EXTENDED] result should be compatible with previous Spark
#18245
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… compatible with previous Spark After [SPARK-20067](https://issues.apache.org/jira/browse/SPARK-20067), `DESCRIBE` and `DESCRIBE EXTENDED` shows the following result. This is incompatible with Spark 2.1.1. This PR removes the column header line in case of those command. **MASTER** and **BRANCH-2.2** ```scala scala> sql("desc t").show(false) +----------+---------+-------+ |col_name |data_type|comment| +----------+---------+-------+ |# col_name|data_type|comment| |a |int |null | +----------+---------+-------+ ``` **SPARK 2.1.1** and **this PR** ```scala scala> sql("desc t").show(false) +--------+---------+-------+ |col_name|data_type|comment| +--------+---------+-------+ |a |int |null | +--------+---------+-------+ ``` Pass the Jenkins with the updated test suites.
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Test build #77830 has finished for PR 18245 at commit
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…compatible with previous Spark ## What changes were proposed in this pull request? After [SPARK-20067](https://issues.apache.org/jira/browse/SPARK-20067), `DESCRIBE` and `DESCRIBE EXTENDED` shows the following result. This is incompatible with Spark 2.1.1. This PR removes the column header line in case of those commands. **MASTER** and **BRANCH-2.2** ```scala scala> sql("desc t").show(false) +----------+---------+-------+ |col_name |data_type|comment| +----------+---------+-------+ |# col_name|data_type|comment| |a |int |null | +----------+---------+-------+ ``` **SPARK 2.1.1** and **this PR** ```scala scala> sql("desc t").show(false) +--------+---------+-------+ |col_name|data_type|comment| +--------+---------+-------+ |a |int |null | +--------+---------+-------+ ``` ## How was this patch tested? Pass the Jenkins with the updated test suites. Author: Dongjoon Hyun <dongjoon@apache.org> Closes #18245 from dongjoon-hyun/SPARK-20954-BRANCH-2.2.
Contributor
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thanks, merging to 2.2! |
Member
Author
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Thank you, @cloud-fan ! |
Contributor
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can you close this PR manually? thanks! |
Member
Author
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Oh, sure! |
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What changes were proposed in this pull request?
After SPARK-20067,
DESCRIBEandDESCRIBE EXTENDEDshows the following result. This is incompatible with Spark 2.1.1. This PR removes the column header line in case of those commands.MASTER and BRANCH-2.2
SPARK 2.1.1 and this PR
How was this patch tested?
Pass the Jenkins with the updated test suites.