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wiki2:python:django:models
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| Ambos lados, revisión anterior Revisión previa Próxima revisión | Revisión previa | ||
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wiki2:python:django:models [2019/03/25 08:47] alfred [Migrations] |
wiki2:python:django:models [2020/05/09 09:25] (actual) |
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| Línea 2: | Línea 2: | ||
| ===== Migrations ===== | ===== Migrations ===== | ||
| - | ''python manage.py makemigrations <app>'' will create migration files for all the apps if the ''app'' was not indicated. | + | <code> |
| + | $ python manage.py makemigrations <app> | ||
| + | </code> | ||
| + | Will create migration files for all the apps if the ''app'' was not indicated. | ||
| + | <code> | ||
| + | $ python manage.py migrate | ||
| + | </code> | ||
| + | Will apply migrations to the configured DB. | ||
| ===== Signals ===== | ===== Signals ===== | ||
| Línea 152: | Línea 158: | ||
| ===== How to... ===== | ===== How to... ===== | ||
| + | ==== Deal with performed queries ==== | ||
| + | See the current registered queries (with their times): | ||
| + | <code> | ||
| + | from django.db import connection | ||
| + | connection.queries | ||
| + | </code> | ||
| + | |||
| + | See a concrete database queries: | ||
| + | <code> | ||
| + | from django.db import connections | ||
| + | connections['my_db_alias'].queries | ||
| + | </code> | ||
| + | |||
| + | Delete the query array: | ||
| + | <code> | ||
| + | from django.db import reset_queries | ||
| + | reset_queries() | ||
| + | </code> | ||
| ==== Get an app model ==== | ==== Get an app model ==== | ||
| <code> | <code> | ||
wiki2/python/django/models.1553503675.txt.gz · Última modificación: 2020/05/09 09:24 (editor externo)
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