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			27 lines
		
	
	
		
			633 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			27 lines
		
	
	
		
			633 B
		
	
	
	
		
			Python
		
	
	
	
	
	
| """
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| Existing related object instance caching.
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| 
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| Test that queries are not redone when going back through known relations.
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| """
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| 
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| from django.db import models
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| 
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| 
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| class Tournament(models.Model):
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|     name = models.CharField(max_length=30)
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| 
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| 
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| class Organiser(models.Model):
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|     name = models.CharField(max_length=30)
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| 
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| 
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| class Pool(models.Model):
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|     name = models.CharField(max_length=30)
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|     tournament = models.ForeignKey(Tournament, models.CASCADE)
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|     organiser = models.ForeignKey(Organiser, models.CASCADE)
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| 
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| 
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| class PoolStyle(models.Model):
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|     name = models.CharField(max_length=30)
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|     pool = models.OneToOneField(Pool, models.CASCADE)
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