2014-03-31 2 views

답변

1

이 시도 :

create view view_name -- provide an appropriate name for view 
as 
select A,B,C,D,E, (IF(E>0,B,C)+A+D) as total 
-- include from table if required 
-- from my_table 

를 참조하십시오
MySQL: CREATE VIEW Syntax

CREATE 
    [OR REPLACE] 
    [ALGORITHM = {UNDEFINED | MERGE | TEMPTABLE}] 
    [DEFINER = { user | CURRENT_USER }] 
    [SQL SECURITY { DEFINER | INVOKER }] 
    VIEW view_name [(column_list)] 
    AS select_statement 
    [WITH [CASCADED | LOCAL] CHECK OPTION] 
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