Added Infrastructure for Query Analysis and Planning with Experimental Analyzer Setting

Why it matters

This feature aims to enhance the query processing capabilities by providing an improved analysis and planning framework. It helps to optimize query execution and offers a foundation for further improvements in query handling, ultimately delivering better performance and flexibility for users.

How to use it

To enable the new query analysis and planning infrastructure, set the allow_experimental_analyzer setting to 1 or true when running your queries or configuring your ClickHouse server.