一、生成密钥文件 ssh-keygen -t 指定生成密钥的类型 -f 指定生成密钥的路径 -b 指定密钥长度,默认是2048 [rootlocalhost ~]# ssh-keygen -t rsa # 生成密钥对
Generating public/private rsa key pair.
Enter file in which to save the key (/root/.ssh/id_rs…
1.微信公众平台接口错误:不合法的自定义菜单使用用户 地址:解决地址
2.微信公众平台接口错误:invalid ip 180.101.72.196 ipv6 ::ffff:180.101.72.196, not in whitelist rid: 6511420b-60c59249-01084d02
白名单离开放服务器IP
修改字段类型 由varchar 改为int8。
具体sql
alter table company alter column city_id type int8 using city_id::int8;
返回错误信息
> ERROR: cannot alter type of a column used by a view or rule DETAIL: rule _RETURN on view search_qy depends on column …