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| author | Daoyuan Wang <daoyuan.wang@intel.com> | 2016-09-07 13:01:27 +0200 |
|---|---|---|
| committer | Herman van Hovell <hvanhovell@databricks.com> | 2016-09-07 13:01:27 +0200 |
| commit | 6f4aeccf8cdfe0b5bdf77165711a9062a52d9d90 (patch) | |
| tree | a2e311f6f6c5758c3be80de4f9364de6131839af /graphx | |
| parent | 6b41195bca65de6236168d96758f93b85f1dd7ca (diff) | |
| download | spark-6f4aeccf8cdfe0b5bdf77165711a9062a52d9d90.tar.gz spark-6f4aeccf8cdfe0b5bdf77165711a9062a52d9d90.tar.bz2 spark-6f4aeccf8cdfe0b5bdf77165711a9062a52d9d90.zip | |
[SPARK-17427][SQL] function SIZE should return -1 when parameter is null
## What changes were proposed in this pull request?
`select size(null)` returns -1 in Hive. In order to be compatible, we should return `-1`.
## How was this patch tested?
unit test in `CollectionFunctionsSuite` and `DataFrameFunctionsSuite`.
Author: Daoyuan Wang <daoyuan.wang@intel.com>
Closes #14991 from adrian-wang/size.
Diffstat (limited to 'graphx')
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