···

       
24
       
 
       


     

       
25
       
 
       
<programlisting>

     

       
26
       
 
       
services.postgresql.enable = true;

     

       
27
       
-
       
services.postgresql.package = pkgs.postgresql93;

     

       
28
       
 
       
</programlisting>

     

       
29
       
 
       


     

       
30
       
 
       
Note that you are required to specify the desired version of

     

       
31
       
-
       
PostgreSQL (e.g. <literal>pkgs.postgresql93</literal>). Since

     

       
32
       
 
       
upgrading your PostgreSQL version requires a database dump and reload

     

       
33
       
 
       
(see below), NixOS cannot provide a default value for

     

       
34
       
 
       
<option>services.postgresql.package</option> such as the most recent

     

···

       
24
       
 
       


     

       
25
       
 
       
<programlisting>

     

       
26
       
 
       
services.postgresql.enable = true;

     

       
27
       
+
       
services.postgresql.package = pkgs.postgresql94;

     

       
28
       
 
       
</programlisting>

     

       
29
       
 
       


     

       
30
       
 
       
Note that you are required to specify the desired version of

     

       
31
       
+
       
PostgreSQL (e.g. <literal>pkgs.postgresql94</literal>). Since

     

       
32
       
 
       
upgrading your PostgreSQL version requires a database dump and reload

     

       
33
       
 
       
(see below), NixOS cannot provide a default value for

     

       
34
       
 
       
<option>services.postgresql.package</option> such as the most recent