postgresql-9.2 - pgcrypto is not running

Question

I am getting error when trying to run CREATE EXTENSION pgcrypto. The error is:

ERROR:  could not access file "MODULE_PATHNAME": No such file or directory

********** Error **********

ERROR: could not access file "MODULE_PATHNAME": No such file or directory
SQL state: 58P01

Answer 1

您可能需要先安装该postgresql-contrib软件包。
如果您在 linux distrib 或类似设备上运行：sudo apt-get install postgresql-contrib。

您的扩展将位于那里：（/usr/share/postgresql/9.2/extension假设您再次在 linux ubuntu 或类似设备上运行）。