airborne12 opened a new pull request, #22313:
URL: https://github.com/apache/doris/pull/22313
## Proposed changes
Issue Number: close #xxx
refactor tokenize function, it is used like this
```
mysql> select tokenize("i love china","'parser'='english'");
+----------------------------------------------------+
| tokenize('i love china', '''parser''=''english''') |
+----------------------------------------------------+
| ["i", "love", "china"] |
+----------------------------------------------------+
1 row in set (0.02 sec)
mysql> select tokenize("我爱北京天安门","'parser'='unicode'");
+-------------------------------------------------------------+
| tokenize('我爱北京天安门', '''parser''=''unicode''') |
+-------------------------------------------------------------+| ["我", "爱",
"北", "京", "天", "安", "门"]
|+-------------------------------------------------------------+
1 row in set (0.01 sec)
mysql> select tokenize("我爱北京天安门","'parser'='chinese'");
+-------------------------------------------------------------+
| tokenize('我爱北京天安门', '''parser''=''chinese''') |
+-------------------------------------------------------------+
| ["爱", "北京", "天安门"] |
+-------------------------------------------------------------+
1 row in set (0.01 sec)
mysql> select
tokenize("我爱北京天安门","'parser'='chinese',parser_mode='fine_grained'");
+------------------------------------------------------------------------------------------+
| tokenize('我爱北京天安门', '''parser''=''chinese'',parser_mode=''fine_grained''')
|
+------------------------------------------------------------------------------------------+
| ["爱", "北京", "天安", "天安门"]
|
+------------------------------------------------------------------------------------------+
1 row in set (0.01 sec)
```
## Further comments
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