updated readme.md

readme.md

@@ -12,7 +12,7 @@ Features:
 - [x] create Schema
 - [x] remove unused Schema
 - [x] joins
-- [ ] table alias
+- [x] table alias
 - [ ] change Schema
 - [ ] Key-Value Store Shortcut
 - [ ] Views
@@ -104,7 +104,7 @@ let res = await select([Table2.AttrName2], Table1)
     .query(db);
 ```
 
-Joins:
+_Joins_:
 ```javascript
 import { INT, onAction } from "dblang"
 
@@ -125,6 +125,12 @@ let res = await select([TableA.A1, TableB.B1], innerJoinOn(eq(TableA.A1, Tableb.
 ```
 See: [Joins](#joins)
 
+_Aliases_:
+```javascript 
+const alias1 = TableA.createAlias("alias1");
+//alias1 can be used like a Table in select Statements.
+```
+
 #### Insert:
 ```javascript
 import { select } from "dblang"