[SPARK-19975] Add map_keys and map_values functions to Python

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.0
• Fix Version/s: 2.3.0
• Component/s: PySpark, SQL
• Assignee: Yong Tang
• Reporter: Maciej Bryński
• Created: 16/Mar/17 10:52
• Updated: 02/Aug/17 04:45
• Resolved: 19/Jun/17 18:59

Description

We have `map_keys` and `map_values` functions in SQL.

There is no Python equivalent functions for that.

Issue Links

• is duplicated by: SPARK-21073 Support map_keys and map_values functions in DataSet
• is duplicated by: SPARK-21540 add spark.sql.functions.map_keys and spark.sql.functions.map_values
• is related to: SPARK-21602 Add map_keys and map_values functions to R
• links to: [Github] Pull Request #17328 (yongtang)