spark git commit: clarify array_contains function description

2017-03-21 Thread rxin
Repository: spark Updated Branches: refs/heads/master a8877bdbb -> a04dcde8c clarify array_contains function description ## What changes were proposed in this pull request? The description in the comment for array_contains is vague/incomplete (i.e., doesn't mention that it returns `null` if

spark git commit: clarify array_contains function description

2017-03-21 Thread rxin
Repository: spark Updated Branches: refs/heads/branch-2.1 5c18b6c31 -> 9dfdd2adf clarify array_contains function description ## What changes were proposed in this pull request? The description in the comment for array_contains is vague/incomplete (i.e., doesn't mention that it returns