Question mark unexpected behavior

[sanikolaev]

The right ? result set is empty, while the right * result set matches the document below:

mysql> drop table if exists t; create table t(f text) min_infix_len='1' min_word_len='1' charset_table='english'; insert into t(f) values('right'),('right ?'),('aa'); select * from t where match('right ?'); show meta;  
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drop table if exists t  
--------------  
  
Query OK, 0 rows affected (0.04 sec)  
  
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create table t(f text) min_infix_len='1' min_word_len='1' charset_table='english'  
--------------  
  
Query OK, 0 rows affected, 1 warning (0.00 sec)  
  
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insert into t(f) values('right'),('right ?'),('aa')  
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Query OK, 3 rows affected (0.00 sec)  
  
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select * from t where match('right ?')  
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Empty set (0.00 sec)  
  
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show meta  
--------------  
  
 ---------------- -------   
| Variable_name  | Value |  
 ---------------- -------   
| total          | 0     |  
| total_found    | 0     |  
| total_relation | eq    |  
| time           | 0.000 |  
| keyword[0]     | ?     |  
| docs[0]        | 0     |  
| hits[0]        | 0     |  
| keyword[1]     | right |  
| docs[1]        | 2     |  
| hits[1]        | 2     |  
 ---------------- -------   
10 rows in set (0.00 sec)  

[sanikolaev]

Fixed in 5bd9de1