so, my simple EOF/ERXKey qualifiers and stuff would work, I’d use EOModeler?

MySQL works fine it sounds, I’m using AWS stuff myself…



> On Jun 26, 2020, at 3:27 PM, Hugi Thordarson <h...@karlmenn.is> wrote:
> 
>> Ok, so are all the cool guys using Cayenne now then? 
> 
> I've seen some pretty cool guys use it but I also use it.
> 
> 
>> I'm sure I should read some page about it rather than waste everyone’s time 
>> reiterating why it’s better and why we should be moving to that sort of 
>> thing etc.
> 
> It's awesome in so many ways. But for people that already know EOF, it's 
> probably best described as "EOF without that darned locking thing". And 
> there's seriously exciting stuff happening in the most recent releases 
> (subqueries, SQL-functions and more, all type safe using "Properties", the 
> Cayenne version of ERXKey.
> 
> API-wise it can pretty much be a drop-in replacement for EOF and from 
> experience I can say there's nothing to lose and much to gain. (assuming 
> you're using an SQL db. Cayenne is explicitly an SQL DB framework, not a 
> "generic everything framework" like EOF wants to be).
> 
> - hugi
> 
> 
>>> On Jun 26, 2020, at 3:10 PM, Hugi Thordarson via Webobjects-dev 
>>> <webobjects-dev@lists.apple.com> wrote:
>>> 
>>> You might also want to take a look at Cayenne. It's well documented and 
>>> we're eager to help where the docs fall short. And most importantly; it's 
>>> an active and maintained project that didn't die over a decade ago :)
>>> 
>>> - hugi
>>> 
>>> 
>>> 
>>>> On 26 Jun 2020, at 19:04, Aaron Rosenzweig via Webobjects-dev 
>>>> <webobjects-dev@lists.apple.com> wrote:
>>>> 
>>>> Hi Don,
>>>> 
>>>> Have a look at EOEntity and friends: EOAttribute, EORelationship. 
>>>> 
>>>> You can build them out and setup the “external” name for the column, etc. 
>>>> I did it once as an exercise many moons ago. The only practical use I got 
>>>> out of it was sometimes sanity checking keyPaths to see if they hit things 
>>>> “in memory” or if they were completely traversable through EOEntity 
>>>> relationships. Something that trips an in-memory method call is not 
>>>> something you can use to build a complex SQL query. 
>>>> 
>>>> Like other people have said, the “reverse engineering” of the original WO 
>>>> tools is more likely what you want to use instead. You point Entity 
>>>> Modeler at a database and it can make a surprisingly good model file from 
>>>> it. Depending on how big the database is… it might be worth your trouble 
>>>> of firing up MacOS Tiger and installing the NeXTStep GUI tools to do the 
>>>> reverse engineering. I don’t think that the Eclipse java based 
>>>> EntityModeler can reverse engineer. I don’t know if Cayenne can reverse 
>>>> engineer. 
>>>> AARON ROSENZWEIG / Chat 'n Bike
>>>> e:  aa...@chatnbike.com  t:  (301) 956-2319
>>>>    
>>>> 
>>>>> On Jun 25, 2020, at 8:53 PM, Don Lindsay via Webobjects-dev 
>>>>> <webobjects-dev@lists.apple.com> wrote:
>>>>> 
>>>>> Hello;
>>>>> 
>>>>> The Documentation for EOModel states that you can build one in code, but 
>>>>> there are no examples or further information that I can find.  Does 
>>>>> anyone have any documentation or samples that they can direct me to so I 
>>>>> can create EOModels while the application is running:
>>>>> 
>>>>> What I want to do is connect to a database that my app does not know 
>>>>> about, someone provides connection parameters and I create an EOModel and 
>>>>> connect to that database or rest and access it using the EOModel created 
>>>>> using new EOModel().
>>>>> 
>>>>> Thanks
>>>>> 
>>>>> Don
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