[SPARK-15144] option nullValue for CSV data source not working for several types.

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 2.0.0
• Component/s: SQL
• Assignee: Unassigned
• Reporter: Hyukjin Kwon
• Created: 05/May/16 05:40
• Updated: 12/Dec/22 18:10
• Resolved: 18/Sep/16 18:22

Description

nullValue option does not work for the types, BooleanType, TimestampType, DateType and StringType.

So, currently there is no way to read null for those types.

Issue Links

• duplicates: SPARK-16462 Spark 2.0 CSV does not cast null values to certain data types properly
• links to: [Github] Pull Request #12921 (HyukjinKwon)
• links to: [Github] Pull Request #14118 (lw-lin)