Add more README.md explanation

Author: izzat5233

Scripts/README.md

@@ -1,8 +1,17 @@
 # Scripts
 
-## How To Build
+## Build
 
-1. `Build/TABLES.sql`
-2. `Build/DATA.sql`
-3. `Build/VIEWS.sql`
-4. `Build/INDEXES.sql`
+1. Create schemas & tables: `Build/TABLES.sql`
+2. Insert sample data: `Build/DATA.sql`
+3. Add all views: `Build/VIEWS.sql`
+4. Add all indexes: `Build/INDEXES.sql`
+
+## Operate
+
+- All queries, functions, and stored procedures are implemented in the `Operations` directory.
+
+## Analyze
+
+- Enable extended events: `Analytics/EXTENDED_EVENTS.sql`
+- Enable query store & use its commands: `Analytics/QUERY_STORE.sql`