GitHub user scwf opened a pull request:
https://github.com/apache/spark/pull/6144
[SPARK-7631] [SQL] treenode argString should not print children
spark-sql>
> explain extended
> select * from (
> select key from src union all
> select key from src) t;
now the spark plan will print children in argString
```
== Physical Plan ==
Union[ HiveTableScan key#1, (MetastoreRelation default, src, None), None,
HiveTableScan key#3, (MetastoreRelation default, src, None), None]
HiveTableScan key#1, (MetastoreRelation default, src, None), None
HiveTableScan key#3, (MetastoreRelation default, src, None), None
```
after this patch:
```
== Physical Plan ==
Union
HiveTableScan [key#1], (MetastoreRelation default, src, None), None
HiveTableScan [key#3], (MetastoreRelation default, src, None), None
```
I have tested this locally
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/scwf/spark fix-argString
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/6144.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #6144
----
commit 76b2b82839a03ea07d844ac756c21a582c9fda4f
Author: scwf <[email protected]>
Date: 2015-05-14T09:29:39Z
fix treenode argString
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