Questions tagged as 'modelagem'

Tagged questions
4
answers

Type of the CPF or CNPJ field in the VARCHAR or INT database?

What type of CPF or CNPJ field in database VARCHAR or INT ? I've seen some posts suggesting to use INT to optimize performance in JOIN and filters. If you have 0 on the left, you can only complete it according...
asked by 22.01.2015 / 14:51
0
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How to model system actions / processes

I'll try to explain what I have in hand and what my doubt. I'm modeling a system that will control all the company's contracts I've already started to identify the objects of these systems and also their process and then my doubts arose: Is t...
asked by 05.07.2017 / 15:34
0
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DSL Tools: Center a shape in the diagram

I'm developing a DSL. In the main window, I have two panes ( Panel ): on one, a listbox of the diagram , and on the other the diagram itself. I would like to click on an item in the list to center the corresponding shape on the screen. I...
asked by 03.07.2017 / 02:47
1
answer

R: singular gradient matrix at initial parameter estimates

When using the following command to estimate the model parameters (bell_model): h <- c(43.34, 35.84, 33.45, 30.94, 27.35, 21.75, 13.75, 57.37, 48.36, 44.62, 41.05, 36.49, 29.92, 21.07, 66.65, 56.65, 52.03, 47.75, 42.54,...
asked by 12.05.2017 / 14:47
1
answer

Modeling ER "academic system"

Can anyone help me? I'm doing a database job in which I have to make an academic "system" I developed this ER from the photo, I have doubts of the type: How do I make the teacher store the notes and frequencies? How do I get the student to view...
asked by 09.05.2017 / 18:33
0
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Customer-supplier relationship model

A long time ago I asked a question here on client modeling using object orientation. What I took from the answers is that clients, suppliers, and etc., rather than being characterized as entities themselves, can best be understood as relations...
asked by 22.05.2016 / 05:32
0
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Export XPDL file in Camunda Modeler

Does anyone know if it is possible to export a file in XPDL format from a diagram made in Camunda Modeler?     
asked by 25.11.2015 / 15:02
0
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How to get modeling result

I have a modeling and I'm trying to get information about it, but I'm not getting it, I need to show the user's tasks separated by Tipo de Atividade , user is in table WFPessoaTarefa field login , see image of modeling: DAD...
asked by 31.03.2015 / 15:08
2
answers

Database on Android

Hello! A few days ago, in a question I made here in StackOverflow, I said I was starting to develop for the Android platform. This week was very productive and I already have some ideas to apply, but I have a lot of doubts. I would like you to r...
asked by 10.07.2015 / 19:04
3
answers

Table Normalization for 2nd Normal Form

   A relation is found in 2FN if and only if it is in 1FN and   contains partial dependencies. From this definition I am normalizing a BD to 2FN. This BD has 2 tables, which illustrates the figure with their respective attributes: Thecan...
asked by 28.10.2017 / 06:44