如何使用（+）运算符为左连接编写以下语句

Question

LEFT  OUTER JOIN contact_lang ctLang ON con.CONTACT_ID=ctLang.CONTACT_ID AND ctLang.LANGUAGE_CODE = 'KOR' 

如何使用（+）运算符为左连接写下面的语句

Answer 1

这 -

select *
  from contact con, contact_lang ctLang
 where con.CONTACT_ID = ctLang.CONTACT_ID(+)
   and ctLang.LANGUAGE_CODE(+) = 'KOR'