Anyone with recent experience share the what kind of coding questions were asked? What difficulty level ( leetcode medium, hard ?)

I am told I could expect System Design question. What kind of System design questions could be expected? Any example. Also if you could share the team with which you were interview inside Glassdoor would also be helpful.

I am told I could expect SQL and Database questions. What kind of SQL questions and Database questions can I expected. Would they be super specific e.g. solving some problem by writing the query(if yes how complicated are the queries possibly by giving an example) or just be about basics of SQL.

I am told I could expect some questions regarding Java Web technologies like Spring, Spring boot , hibernate(could be anything I am just giving examples here). What kind of questions these would be? Would they be super specific or basic ? Can you give example.

Team uses Java in their day to day. What kind of Java questions can I expect? Can you give example.