The errors I am getting while migrating on PostgreSQL Heroku. Note: It is working fine on the local server.
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Traceback (most recent call last):
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File "/app/manage.py", line 22, in <module>
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main()
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File "/app/manage.py", line 18, in main
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execute_from_command_line(sys.argv)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/__init__.py", line 419, in execute_from_command_line
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utility.execute()
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File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/__init__.py", line 413, in execute
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self.fetch_command(subcommand).run_from_argv(self.argv)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/base.py", line 354, in run_from_argv
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self.execute(*args, **cmd_options)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/base.py", line 398, in execute
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output = self.handle(*args, **options)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/base.py", line 89, in wrapped
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res = handle_func(*args, **kwargs)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/commands/migrate.py", line 244, in handle
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post_migrate_state = executor.migrate(
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/migrations/executor.py", line 117, in migrate
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state = self._migrate_all_forwards(state, plan, full_plan, fake=fake, fake_initial=fake_initial)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/migrations/executor.py", line 147, in _migrate_all_forwards
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state = self.apply_migration(state, migration, fake=fake, fake_initial=fake_initial)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/migrations/executor.py", line 227, in apply_migration
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state = migration.apply(state, schema_editor)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/migrations/migration.py", line 126, in apply
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operation.database_forwards(self.app_label, schema_editor, old_state, project_state)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/migrations/operations/fields.py", line 104, in database_forwards
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schema_editor.add_field(
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/base/schema.py", line 522, in add_field
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self.execute(sql, params)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/base/schema.py", line 145, in execute
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cursor.execute(sql, params)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/utils.py", line 66, in execute
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return self._execute_with_wrappers(sql, params, many=False, executor=self._execute)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/utils.py", line 75, in _execute_with_wrappers
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return executor(sql, params, many, context)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/utils.py", line 84, in _execute
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return self.cursor.execute(sql, params)
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/utils.py", line 90, in __exit__
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raise dj_exc_value.with_traceback(traceback) from exc_value
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File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/utils.py", line 84, in _execute
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return self.cursor.execute(sql, params)
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**django.db.utils.DataError: value too long for type character varying(30)**
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there is no column with 30 lengths even tried migrating after deleting all data and still getting the same error.
This is the model of the project models.py
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from django.db import models
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from django.contrib.auth.models import User
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from django.db.models.fields import AutoField
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from django.utils.timezone import now
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class pageinfo(models.Model):
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page_id=models.IntegerField(AutoField,primary_key=True);
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# thumbnail=models.ImageField(null=True,blank=True);
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channellink=models.URLField(null=True,default='#')
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logo= models.URLField(null=True,blank=True);
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youtube_link1=models.URLField(null=True,default='#')
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youtube_link2=models.URLField(null=True,default='#')
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title=models.CharField(max_length=150,null=True);
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display_title=models.CharField(max_length=150,null=True);
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subscriber=models.CharField(max_length=15,null=True);
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description=models.TextField(null=True)
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ratingtitle1=models.CharField(max_length=150,default='Course Depth')
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ratingtitle2=models.CharField(max_length=150,default='Language Clarity')
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ratingtitle3=models.CharField(max_length=150,default='How interactive videos are')
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ratingtitle4=models.CharField(max_length=150,default='Quality of Content')
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# Create your models here.
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class review(models.Model):
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# id=models.ForeignKey(pageinfo,on_delete=models.CASCADE,primary_key=True)
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comment=models.CharField(max_length=1000,null=True);
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type=models.CharField(max_length=120,null=False)
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username= models.ForeignKey(User,on_delete=models.CASCADE, null=True);
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timeStamp=models.DateTimeField(default=now)
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class rating(models.Model):
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# id=models.ForeignKey(pageinfo,on_delete=models.CASCADE,primary_key=True)
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rate=models.IntegerField();
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type=models.CharField(max_length=120,null=False)
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username= models.ForeignKey(User,on_delete=models.CASCADE,null=True);
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email=models.CharField(max_length=80,default='')
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timeStamp=models.DateTimeField(default=now)
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class languagerating(models.Model):
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# id=models.ForeignKey(pageinfo,on_delete=models.CASCADE,primary_key=True)
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rate=models.IntegerField();
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type=models.CharField(max_length=120,null=False)
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email=models.CharField(max_length=80,default='')
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username= models.ForeignKey(User,on_delete=models.CASCADE,null=True);
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timeStamp=models.DateTimeField(default=now)
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class interactionrating(models.Model):
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# id=models.ForeignKey(pageinfo,on_delete=models.CASCADE,primary_key=True)
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rate=models.IntegerField();
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type=models.CharField(max_length=120,null=False)
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email=models.CharField(max_length=80,default='')
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username= models.ForeignKey(User,on_delete=models.CASCADE,null=True);
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timeStamp=models.DateTimeField(default=now)
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class qualityrating(models.Model):
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# id=models.ForeignKey(pageinfo,on_delete=models.CASCADE,primary_key=True)
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rate=models.IntegerField();
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type=models.CharField(max_length=120,null=False)
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email=models.CharField(max_length=80,default='')
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username= models.ForeignKey(User,on_delete=models.CASCADE,null=True);
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timeStamp=models.DateTimeField(default=now)
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# class user_detai(models.Model):
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# username=models.CharField(max_length=50);
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# email=models.CharField(max_length=50)
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# password=models.CharField( max_length=50)
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class Info(models.Model):
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name=models.CharField(max_length=40,default='')
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email=models.CharField(max_length=80, null=True, );
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comment=models.CharField(max_length=1000, null=True);
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