from django.db import models

# Create your models here.

class CongressionalRecordVolume(models.Model):
    congress = models.IntegerField(db_index=True)
    session = models.CharField(max_length=10, db_index=True)
    volume = models.IntegerField()

from django.db import models

# Create your models here.

class CongressionalRecordVolume(models.Model):
    congress = models.IntegerField(db_index=True)
    session = models.CharField(max_length=10, db_index=True)
    volume = models.IntegerField()


class NgramDateCount(models.Model):
    """Storing the total number of ngrams per date
    allows us to show the percentage of a given ngram
    on a given date, mainly for graphing purposes.
    """
    n = models.IntegerField(db_index=True)
    date = models.DateField(db_index=True)
    count = models.IntegerField()

    class Meta:
        unique_together = (('n', 'date', ), )

Create model for storing total n-gram counts by date
Create model for storing total n-gram counts by date

  from django.db import models
  
  # Create your models here.
  
  class CongressionalRecordVolume(models.Model):
      congress = models.IntegerField(db_index=True)
      session = models.CharField(max_length=10, db_index=True)
      volume = models.IntegerField()
  
+ 
+ class NgramDateCount(models.Model):
+     """Storing the total number of ngrams per date
+     allows us to show the percentage of a given ngram
+     on a given date, mainly for graphing purposes.
+     """
+     n = models.IntegerField(db_index=True)
+     date = models.DateField(db_index=True)
+     count = models.IntegerField()
+ 
+     class Meta:
+         unique_together = (('n', 'date', ), )
+ 
Create model for storing total n-gram counts by date
## Code Before:
from django.db import models

# Create your models here.

class CongressionalRecordVolume(models.Model):
    congress = models.IntegerField(db_index=True)
    session = models.CharField(max_length=10, db_index=True)
    volume = models.IntegerField()

## Instruction:
Create model for storing total n-gram counts by date
## Code After:
from django.db import models

# Create your models here.

class CongressionalRecordVolume(models.Model):
    congress = models.IntegerField(db_index=True)
    session = models.CharField(max_length=10, db_index=True)
    volume = models.IntegerField()


class NgramDateCount(models.Model):
    """Storing the total number of ngrams per date
    allows us to show the percentage of a given ngram
    on a given date, mainly for graphing purposes.
    """
    n = models.IntegerField(db_index=True)
    date = models.DateField(db_index=True)
    count = models.IntegerField()

    class Meta:
        unique_together = (('n', 'date', ), )
