spark git commit: [SPARK-23090][SQL] polish ColumnVector

2018-01-22 Thread wenchen
Repository: spark Updated Branches: refs/heads/branch-2.3 1069fad41 -> d963ba031 [SPARK-23090][SQL] polish ColumnVector ## What changes were proposed in this pull request? Several improvements: * provide a default implementation for the batch get methods * rename `getChildColumn` to

spark git commit: [SPARK-23090][SQL] polish ColumnVector

2018-01-22 Thread wenchen
Repository: spark Updated Branches: refs/heads/master 896e45af5 -> 5d680cae4 [SPARK-23090][SQL] polish ColumnVector ## What changes were proposed in this pull request? Several improvements: * provide a default implementation for the batch get methods * rename `getChildColumn` to `getChild`,