adding readme

adding readem

Author: Bassam Alugili

README.md

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+# EntityFrameworkCoreDemo
+Entity Framework Core Demo, code sample, examples, for presentation, tutor, step by step learn, learn Entity Framework core.
+
+Presentation about: 
+- What is Entity Framework?
+- Entity Framework Architecture
+- SQL vs. NoSQL vs. NewSQL: Which one Should I use?
+- NoSQL -> not-available in EF-Core
+- NewSQL -> not-available in EF-Core
+- Simple Example (Configuration, DbContext, Entity)
+- Entity Framework Core
+
+Code Examples: 
+- Simple Example 
+   1) Configuration
+   2) DbContext 
+   3) Domain Entities
+
+- Entity Relationships:
+  1) One to Many 
+  2) Many to Many -> available in EF-Core only with a help table
+  3) One to One
+
+- Logging 
+- CRUD Operations
+- Eager Loading
+- Lazy Loading -> not-available in EF-Core
+- Explicit Loading
+- Conventions
+- Data Annotations
+- Inheritance: Table per hierarchy (TPH) -> available in EF-Core
+- Inheritance: Table per type (TPT) -> not-available in EF-Core
+- Inheritance: Table per concrete class (TPC) -> not-available in EF-Core
+- Data Seeding
+- Migration
+
+Advanced:
+- Transaction
+- Interception