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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2018/12/12 04:43:44 UTC
[GitHub] 10110346 opened a new pull request #23295: [MINOR][SQL]Change
`ThreadLocal.withInitial` to Scala lambda syntax
10110346 opened a new pull request #23295: [MINOR][SQL]Change `ThreadLocal.withInitial` to Scala lambda syntax
URL: https://github.com/apache/spark/pull/23295
## What changes were proposed in this pull request?
Currently, Scala has updated to Scala 2.12.8 , so we can change this to Scala lambda syntax
## How was this patch tested?
Existing tests.
And Manual testing:
```
== Physical Plan ==
*(3) HashAggregate(keys=[attribute#237L], functions=[sum(cnt#227L)])
+- Exchange hashpartitioning(attribute#237L, 5)
+- *(2) HashAggregate(keys=[attribute#237L], functions=[partial_sum(cnt#227L)])
+- *(2) HashAggregate(keys=[nested#223.attribute#243L], functions=[count(1)])
+- Exchange hashpartitioning(nested#223.attribute#243L, 5)
+- *(1) HashAggregate(keys=[nested#223.attribute AS nested#223.attribute#243L], functions=[partial_count(1)])
+- *(1) Project [nested#223]
+- *(1) Scan ExistingRDD[nested#223,value#224L]
```
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