[GitHub] [incubator-doris] xy720 commented on a change in pull request #2459: fix operator priority

[GitBox <gi...@apache.org>]

xy720 commented on a change in pull request #2459: fix operator priority
URL: https://github.com/apache/incubator-doris/pull/2459#discussion_r358038991
 
 

 ##########
 File path: fe/src/main/cup/sql_parser.cup
 ##########
 @@ -429,9 +429,9 @@ precedence left KW_NOT, NOT;
 precedence left KW_BETWEEN, KW_IN, KW_IS, KW_EXISTS;
 precedence left KW_LIKE, KW_REGEXP;
 precedence left EQUAL, LESSTHAN, GREATERTHAN;
-precedence left KW_PIPE;
 precedence left ADD, SUBTRACT;
 precedence left AT, STAR, DIVIDE, MOD, KW_DIV;
+precedence left KW_PIPE;
 
 Review comment:
   In Mysql 5.7.27
   || and |
   select 23|1||7;
   23
   select (23|1)||7
   237
   select 23|(1||7)
   23
   Priority : || > |
   
   || and &
   select 10&1||7;
   0
   select (10&1)||7
   7
   select 10&(1||7)
   0
   Priority : || > &
   
   || and ^
   select 10^1||7
   27
   select (10^1)||7
   117
   select 10^(1||7)
   27
   Priority : || > ^
   
   || and ~
   select ~1||7
   184467440737095516147
   select ~(1||7)
   18446744073709551598
   priority : || < ~

----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
 
For queries about this service, please contact Infrastructure at:
users@infra.apache.org


With regards,
Apache Git Services

---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For additional commands, e-mail: commits-help@doris.apache.org