39 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
		
		
			
		
	
	
			39 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
|  | drop table if exists t1; | ||
|  | show variables like "ft\_%"; | ||
|  | Variable_name	Value | ||
|  | ft_boolean_syntax	+ -><()~*:""&| | ||
|  | ft_max_word_len	84 | ||
|  | ft_min_word_len	4 | ||
|  | ft_query_expansion_limit	20 | ||
|  | ft_stopword_file	(built-in) | ||
|  | create table t1 (b text not null); | ||
|  | insert t1 values ('aaaaaa bbbbbb cccccc'); | ||
|  | insert t1 values ('bbbbbb cccccc'); | ||
|  | insert t1 values ('aaaaaa cccccc'); | ||
|  | select * from t1 where match b against ('+aaaaaa bbbbbb' in boolean mode); | ||
|  | b | ||
|  | aaaaaa bbbbbb cccccc | ||
|  | aaaaaa cccccc | ||
|  | set ft_boolean_syntax=' +-><()~*:""&|'; | ||
|  | ERROR HY000: Variable 'ft_boolean_syntax' is a GLOBAL variable and should be set with SET GLOBAL | ||
|  | set global ft_boolean_syntax=' +-><()~*:""&|'; | ||
|  | select * from t1 where match b against ('+aaaaaa bbbbbb' in boolean mode); | ||
|  | b | ||
|  | aaaaaa bbbbbb cccccc | ||
|  | bbbbbb cccccc | ||
|  | set global ft_boolean_syntax='@ -><()~*:""&|'; | ||
|  | select * from t1 where match b against ('+aaaaaa bbbbbb' in boolean mode); | ||
|  | b | ||
|  | aaaaaa bbbbbb cccccc | ||
|  | bbbbbb cccccc | ||
|  | aaaaaa cccccc | ||
|  | select * from t1 where match b against ('+aaaaaa @bbbbbb' in boolean mode); | ||
|  | b | ||
|  | aaaaaa bbbbbb cccccc | ||
|  | bbbbbb cccccc | ||
|  | set global ft_boolean_syntax='@ -><()~*:""@|'; | ||
|  | ERROR 42000: Variable 'ft_boolean_syntax' can't be set to the value of '@ -><()~*:""@|' | ||
|  | set global ft_boolean_syntax='+ -><()~*:""@!|'; | ||
|  | ERROR 42000: Variable 'ft_boolean_syntax' can't be set to the value of '+ -><()~*:""@!|' | ||
|  | drop table t1; |