[CALCITE-3275] add nil checks to prevent panics in error parsing

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: avatica-go-5.0.0
• Component/s: avatica-go
• Assignee: Tino Rusch
• Reporter: Tino Rusch
• Created: 21/Aug/19 06:08
• Updated: 14/Jul/20 23:59
• Resolved: 22/Aug/19 06:42

Description

We need nil-checks for the case that the server doesnt include RpcMetadata in the error responses.

 

PR is already ready, this ticket is for reference

 

https://github.com/apache/calcite-avatica-go/pull/47