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| author | Wenchen Fan <cloud0fan@outlook.com> | 2015-07-01 10:31:35 -0700 |
|---|---|---|
| committer | Reynold Xin <rxin@databricks.com> | 2015-07-01 10:31:35 -0700 |
| commit | 31b4a3d7f2be9053a041e5ae67418562a93d80d8 (patch) | |
| tree | 0a8c3ca3fa0f080f34032c1a433aeb07f98a25c7 /python/pyspark/mllib/tests.py | |
| parent | 4137f769b84300648ad933b0b3054d69a7316745 (diff) | |
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[SPARK-8621] [SQL] support empty string as column name
improve the empty check in `parseAttributeName` so that we can allow empty string as column name.
Close https://github.com/apache/spark/pull/7117
Author: Wenchen Fan <cloud0fan@outlook.com>
Closes #7149 from cloud-fan/8621 and squashes the following commits:
efa9e3e [Wenchen Fan] support empty string
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