[CALCITE-6323] Serialize return type during RelJson.toJson(RexNode node) for SqlKind.SAFE_CAST

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.37.0
• Labels: pull-request-available
• Assignee: Tanner Clary
• Reporter: Tanner Clary
• Created: 12/Mar/24 06:43
• Updated: 22/Apr/24 13:54
• Resolved: 12/Mar/24 18:07

Description

This is essentially the exact same as CALCITE-5607 for SqlKind.SAFE_CAST[1]. We need to preserve the desired cast type so that when going from json->rex, we know what type we want to cast to. We do this for the standard CAST, so we're really just trying to align the two functions.

[1] https://github.com/apache/calcite/blob/main/core/src/main/java/org/apache/calcite/rel/externalize/RelJson.java#L635

Issue Links

• links to: GitHub Pull Request #3729