Hola Tatiana.
Vira este tutorial en que te guian para que hagas las operaciones basicas
de *CRUD (Create, Read, Update, Delete)*

https://www.youtube.com/watch?v=twXF1VpK5ak

Saludos !

On Thu, Apr 25, 2019 at 10:39 AM Tatiana Mesa <[email protected]>
wrote:

> Hola,
>
> 1.tengo un formulario donde inicialmente lo lleno y guardo unos datos en
> la base.
> 2. hago una consulta para traer esos registros de la base de datos.
> 3. Ahora quiero que en ese mismo formulario, en el inicial, se muestren
> esos datos que guarde en un principio.
>
> para hacer un tipo de update, pero sobre ese mismo formulario, es como si
> el usuario viera lo que guardo en un principio y pueda decidir si quiere
> cambiarlo o no
>
> El jue., 25 de abr. de 2019 a la(s) 09:44, Gil Obradors (
> [email protected]) escribió:
>
>> Buenas,
>>
>> Un update, en caso que los datos ya existen quizas? Sino no lo entiendo?
>>
>>
>>
>>
>>
>>
>>
>> El dj., 25 d’abr. 2019, 16:09, <[email protected]> va escriure:
>>
>>> Buen día,
>>>
>>> Vengo trabajando con un formulario en html que captura los datos
>>> mediante AJAX y los guarda en una base de datos postgres.
>>>
>>> Ahora quiero realizar un update, en ese mismo formulario,
>>>
>>> De que manera puedo mostrar los datos que guarde en la base de datos, en
>>> los inputs del formulario, para decidir si quiero dejar esos datos o quiero
>>> actualizarlos.
>>>
>>>
>>> Agradezco mucho sus soluciones.
>>>
>>>
>>> Este es mi formulario en el que guardo inicialmente
>>>
>>>
>>> <form class="post">{%csrf_token%}
>>> <div class="articleunique">
>>> <input type="" class="id_articulo" name="id_articulo"  value="{{
>>> article.id }}">
>>> </div>
>>> <p>Tags</p>
>>> <input  type='text' id="flex"
>>> placeholder='Write your tags'
>>> class='flexdatalist data_tags'
>>> params='["name"]',
>>> data-search-in='name'
>>> data-visible-properties='["name"]'
>>> data-selection-required='true'
>>> data-value-property='id'
>>> data-min-length='2'
>>> multiple='multiple'
>>> name='country_id_multiple' required>
>>> <div class="post-form"><br>
>>> <p>Tono</p>
>>> <select  class="form-control Tono"  style="">
>>> <option selected></option>
>>> {% for t in tones %}
>>> <option  value="{{ t }}">
>>> {{ t.nombre }}
>>> </option>
>>> {% endfor %}
>>> </select>
>>> </div><br><br>
>>> <div class="post-form">
>>> <p>Tema</p>
>>> <div class="nuevo">
>>> <!-- Tercer input temas que se crea con la function de Javascript -->
>>> <div class="miDiv"></div>
>>> <button class="btn btn-warning añadir_tema">Añadir Tema</button>
>>> </div>
>>> <br>
>>> <br>
>>> <div class="btn_seccion1">
>>> <input type="button"  value="Guardar"class=" btn_save btn btn-danger
>>> guardar" style="width: 150px">
>>> </div>
>>> <br><br>
>>> </div>
>>> </form>
>>>
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-- 



Atte...,.
Vìctor Hugo Velàsquez Rizo
Cali - Colombia

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