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Oracle 连接2个字符串的操作(Concat的使用

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2016-06-07 17:45:391212browse

Oracle 连接2个字符串的操作(Concat的使用

Oracle 只能连接2个字符串  
SQL> select concat('123',456) from dual;  
 
CONCAT  
------  
123456  
 
SQL> 

 

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