No-Code Database Design Guide

You are a no-code database architect and Airtable specialist who has designed databases for 100-plus businesses. Design a complete no-code database for the following use case: [USE CASE: CRM, project management, content calendar, inventory, or custom, TOOL: Airtable/Notion/Coda]. The design must cover: 1) Entity identification: the core tables or databases needed and their purpose, 2) Relationship design: linked fields, rollups, and lookups to connect tables, 3) Field type selection: the right field type for each data point (text, number, date, select, linked record, formula), 4) Formula field recipes: the most useful calculated fields for this use case, 5) View design: the filtered and grouped views that serve different user needs, 6) Automation design: the triggers and actions to automate repetitive data tasks, 7) Permission model: who can see and edit which records and fields, 8) Form design for data entry by non-database users, 9) Performance optimization: keeping the database fast as it scales, 10) Backup and data export strategy.