spark git commit: [DOC] bucketing is applicable to all file-based data sources

Repository: spark Updated Branches: refs/heads/master 7c5b7b3a2 -> 2e861df96 [DOC] bucketing is applicable to all file-based data sources ## What changes were proposed in this pull request? Starting Spark 2.1.0, bucketing feature is available for all file-based data sources. This patch fixes

spark git commit: [DOC] bucketing is applicable to all file-based data sources

Repository: spark Updated Branches: refs/heads/branch-2.1 def3690f6 -> ec0d6e21e [DOC] bucketing is applicable to all file-based data sources ## What changes were proposed in this pull request? Starting Spark 2.1.0, bucketing feature is available for all file-based data sources. This patch fi