doc : update

README.md

@@ -105,10 +105,18 @@ Root URL (localhost:3000/) returns all REST API urls for each table in schema.
 * GET           /api/parentTable/:id/childTable 
 * DELETE   /api/tableName/:id
 
-| First Header  | Second Header |
-| ------------- | ------------- |
-| Content Cell  | Content Cell  |
-| Content Cell  | Content Cell  |
+| HTTP Type |            API URL               | Comments                                               |
+|-----------|----------------------------------|--------------------------------------------------------- 
+| GET       | /api/tableName                   | Lists rows of table                                    |
+| POST      | /api/tableName                   | Create a new row                                       |
+| PUT       | /api/tableName                   | Replaces existing row with new row                     |
+| GET       | /api/tableName/:id               | Retrieves a row by primary key                         |
+| PATCH     | /api/tableName/:id               | Updates a row by primary key                           |
+| GET       | /api/tableName/findOne           | Works as list but gets single record matching criteria |
+| GET       | /api/tableName/count             | Count number of rows in a table                        |
+| GET       | /api/tableName/:id/exists        | True or false whether a row exists or not              |
+| DELETE    | /api/parentTable/:id/childTable  | Delete a row by primary key                            |
+
 
 ## APIs with HOT features
 * GET           /api/tableName/aggregate