Reg. Basic django.db.models

Hi,

I'm a new to Django. I know mysql queries.
I cant understand django queries, Basically My understanding
complicated to the django queries. please guide me.

Device.objects.filter(device_id = device_id)[0]
Device----->table
device------>column

Device.objects.filter(locked = True)

Device.objects.get(device_id = id)

Schedule.objects.all()

filter method what type 0f content return.------> equivalent sql quires
get method what exactly doing-------> equivalent quires
all method what exactly doing ---------> equivalent sql quires

please guide me..

-Ganesh
Did I learn something today? If not, I wasted it.

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