[GitHub] spark pull request #21964: [SPARK-24788][SQL] RelationalGroupedDataset.toStr...

2018-08-02 Thread asfgit
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[GitHub] spark pull request #21964: [SPARK-24788][SQL] RelationalGroupedDataset.toStr...

2018-08-02 Thread maropu
GitHub user maropu opened a pull request: https://github.com/apache/spark/pull/21964 [SPARK-24788][SQL] RelationalGroupedDataset.toString with unresolved exprs should not fail ## What changes were proposed in this pull request? In the current master, `toString` throws an