Class Predicate
	
	
Represents a true/false logical predicate
	 
	
		- 
			Alchemy\core\Element
			
			 implements 
				Alchemy\core\IElement
			
			
		
 
		- 
			
			Alchemy\core\query\Expression
			
			
			
		 
		- 
			
Alchemy\core\query\Predicate			
			
			
		 
	
	
	
	Methods summary
	
		
			 public 
			Alchemy\core\query\Predicate::not()
			
			
		 | 
		
		#
		not( )
		
			
Return a negation of this Predicate like ->isNull()->not() 
		 
		
			
Return a negation of this Predicate like ->isNull()->not() 
				Returns
				
		 
		  | 
	
	
		
			 public static
			Predicate::AND
			
			
		 | 
		
		#
		all( )
		
			
Return an AND-merge of all predicates given as arguments or arrays 
		 
		
			
Return an AND-merge of all predicates given as arguments or arrays 
				Returns
				
					Predicate::AND 
				 
		 
		  | 
	
	
		
			 protected static
			
			
			
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	Methods inherited from Alchemy\core\Element
	
		
			__clone(), 
			addTag(), 
			addTags(), 
			copy(), 
			define(), 
			define_alias(), 
			getID(), 
			getTag(), 
			getType(), 
			get_definition(), 
			listTags(), 
			normalize_arg()
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