[SPARK-20946] Do not update conf for existing SparkContext in SparkSession.getOrCreate

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.2.0
• Fix Version/s: 2.3.0
• Component/s: SQL
• Assignee: Wenchen Fan
• Reporter: Wenchen Fan
• Created: 01/Jun/17 05:17
• Updated: 10/Oct/18 06:43
• Resolved: 07/Jul/17 00:45

Issue Links

• relates to: SPARK-20256 Fail to start SparkContext/SparkSession with Hive support enabled when user does not have read/write privilege to Hive metastore warehouse dir
• links to: [Github] Pull Request #18172 (cloud-fan)
• links to: [Github] Pull Request #18512 (dongjoon-hyun)
• links to: [Github] Pull Request #18536 (cloud-fan)
• links to: [Github] Pull Request #22682 (ueshin)
• links to: [Github] Pull Request #22682 (ueshin)