[CAY-2662] Use custom interface for SQL tree processor instead of a Function<Node, Node>

• Type: Task
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 4.2.M2
• Component/s: Core Library
• Assignee: Nikita Timofeev
• Reporter: Nikita Timofeev
• Created: 09/Jun/20 17:30
• Updated: 10/Jun/20 07:47
• Resolved: 10/Jun/20 07:47

Description

Function<Node, Node> currently used as a SQL tree processor. We could use own interface for a better maintainability.