Feat: Support `View`

[KKould]

Feature Request

• TODO: Support VIEW & CREATE VIEW & DROP VIEW
• TODO: EXCEPT with VIEW
• TODO: WHERE, GROUP BY, and HAVING clauses supported in queries with grouped views
• TODO: Multiple tables supported in queries with grouped views
• TODO: Set functions supported in queries with grouped views

ref: #130 (comment)

Prepare for OSPP 2024 as a student project