Class Index
	
	
Class for representing an index in SQL
	 
	
		- 
			Alchemy\core\Element
			
			 implements 
				Alchemy\core\IElement
			
			
		
 
		- 
			
			Alchemy\core\schema\TableElement
			
			
			
		 
		- 
			
Alchemy\core\schema\Index			
			
			
		 
	
	
	
	
	Methods summary
	
		
			 public 
			string
			
			
		 | 
		
		#
		getName( )
		
		
			
Get the index name 
				Returns
				
					string 
				 
				Overrides
				
		 
		  | 
	
	
		
			 public 
			array
			
			
		 | 
		
		#
		listColumns( )
		
			
List the columns used by this index 
		 
		
			
List the columns used by this index 
				Returns
				
					array 
				 
		 
		  | 
	
	
		
			 protected 
			
			
			
		 | 
		 | 
	
	
	
	
	Methods inherited from Alchemy\core\Element
	
		
			__callStatic(), 
			__clone(), 
			addTag(), 
			addTags(), 
			define(), 
			define_alias(), 
			getDescription(), 
			getID(), 
			getTag(), 
			getType(), 
			get_definition(), 
			listTags(), 
			normalize_arg()
		 | 
	
	
	
	Properties summary
	
		
			protected  
			mixed
		 | 
		
				$columns
		 | 
		 | 
		 |