标签:alt user ble varchar2 har alter 字段 arc 扩容
当表里的字段长度不够的时候,这时候需要扩容字段:
alter table 表名 modify 字段名 字段类型 字段类型长度 ;
例子:
alter table user modify name varchar2 (32);
标签:alt user ble varchar2 har alter 字段 arc 扩容
原文地址:https://www.cnblogs.com/mengxiaoyou/p/11942935.html