[erlang-questions] Can't create schema in Mnesia

Yves S. Garret yoursurrogategod@REDACTED
Sun Jan 19 03:35:57 CET 2014


Done, no change:

19> c(mnes).
{ok,mnes}
20> rr("records.hrl").
[planemo,tower]
21> mnes:setup().
** exception error: undefined function mnesia:create_schema/1
     in function  mnes:setup/0 (mnes.erl, line 24)

Here is records.hrl:
http://bin.cakephp.org/view/1897069453


On Sat, Jan 18, 2014 at 9:32 PM, Bob Ippolito <bob@REDACTED> wrote:

> Rename the module to something other than mnesia, there's a flat module
> namespace and only one module named mnesia can be loaded at a time.
>
>
> On Saturday, January 18, 2014, Yves S. Garret <yoursurrogategod@REDACTED>
> wrote:
>
>> Hello all,
>>
>> I have the following code:
>> http://bin.cakephp.org/view/2135184996
>>
>> When I compile and reload the records, this is what happens:
>>
>> 14> c(mnesia).
>> {ok,mnesia}
>> 15> rr("records.hrl").
>> [planemo,tower]
>> 16> mnesia:setup().
>> ** exception error: undefined function mnesia:create_schema/1
>>      in function  mnesia:setup/0 (mnesia.erl, line 25)
>>
>> The function _does_ exist in the mnesia module.  I checked the docs and
>> I'm running 16B03, so it's there.  But why this error?
>>
>> Also, I have an another question.  Lets say I'm testing some code and I
>> comment out where I'm calling a function (located in the same file.)  How
>> can I tell the compiler to not worry about this file not being called?  I
>> know I can for variables such as _Variable, but methods?
>>
>
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