Hi, On Thu, Aug 1, 2019 at 7:53 PM Keith Roberts <keith@xxxxxxxxxxxx> wrote: > > postgres=# CREATE EXTENSION auto_explain; > ERROR: could not open extension control file > "/usr/share/postgresql/9.5/extension/auto_explain.control": No such file > or directory > postgres=# > > Does anyone have any idea what package I need to install to get the > auto_explain extension please? As explained in the documentation (https://www.postgresql.org/docs/current/auto-explain.html) auto_explain is not an extension but a module. The rest of the documentation will show you how to configure and use it, provided that you have contrib packages installed.