diff --git a/apiserver/plane/db/migrations/0027_auto_20230409_0312.py b/apiserver/plane/db/migrations/0027_auto_20230409_0312.py
new file mode 100644
index 000000000..8d344cf34
--- /dev/null
+++ b/apiserver/plane/db/migrations/0027_auto_20230409_0312.py
@@ -0,0 +1,97 @@
+# Generated by Django 3.2.18 on 2023-04-08 21:42
+
+from django.conf import settings
+import django.core.validators
+from django.db import migrations, models
+import django.db.models.deletion
+import plane.db.models.issue
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('db', '0026_alter_projectmember_view_props'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Estimate',
+            fields=[
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='Created At')),
+                ('updated_at', models.DateTimeField(auto_now=True, verbose_name='Last Modified At')),
+                ('id', models.UUIDField(db_index=True, default=uuid.uuid4, editable=False, primary_key=True, serialize=False, unique=True)),
+                ('name', models.CharField(max_length=255)),
+                ('description', models.TextField(blank=True, verbose_name='Estimate Description')),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='estimate_created_by', to=settings.AUTH_USER_MODEL, verbose_name='Created By')),
+                ('project', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='project_estimate', to='db.project')),
+                ('updated_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='estimate_updated_by', to=settings.AUTH_USER_MODEL, verbose_name='Last Modified By')),
+                ('workspace', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='workspace_estimate', to='db.workspace')),
+            ],
+            options={
+                'verbose_name': 'Estimate',
+                'verbose_name_plural': 'Estimates',
+                'db_table': 'estimates',
+                'ordering': ('name',),
+                'unique_together': {('name', 'project')},
+            },
+        ),
+        migrations.RemoveField(
+            model_name='issue',
+            name='attachments',
+        ),
+        migrations.AddField(
+            model_name='issue',
+            name='estimate_point',
+            field=models.IntegerField(default=0, validators=[django.core.validators.MinValueValidator(0), django.core.validators.MaxValueValidator(7)]),
+        ),
+        migrations.CreateModel(
+            name='IssueAttachment',
+            fields=[
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='Created At')),
+                ('updated_at', models.DateTimeField(auto_now=True, verbose_name='Last Modified At')),
+                ('id', models.UUIDField(db_index=True, default=uuid.uuid4, editable=False, primary_key=True, serialize=False, unique=True)),
+                ('attributes', models.JSONField(default=dict)),
+                ('asset', models.FileField(upload_to=plane.db.models.issue.get_upload_path, validators=[plane.db.models.issue.file_size])),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='issueattachment_created_by', to=settings.AUTH_USER_MODEL, verbose_name='Created By')),
+                ('issue', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='issue_attachment', to='db.issue')),
+                ('project', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='project_issueattachment', to='db.project')),
+                ('updated_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='issueattachment_updated_by', to=settings.AUTH_USER_MODEL, verbose_name='Last Modified By')),
+                ('workspace', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='workspace_issueattachment', to='db.workspace')),
+            ],
+            options={
+                'verbose_name': 'Issue Attachment',
+                'verbose_name_plural': 'Issue Attachments',
+                'db_table': 'issue_attachments',
+                'ordering': ('-created_at',),
+            },
+        ),
+        migrations.AddField(
+            model_name='project',
+            name='estimate',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='projects', to='db.estimate'),
+        ),
+        migrations.CreateModel(
+            name='EstimatePoint',
+            fields=[
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='Created At')),
+                ('updated_at', models.DateTimeField(auto_now=True, verbose_name='Last Modified At')),
+                ('id', models.UUIDField(db_index=True, default=uuid.uuid4, editable=False, primary_key=True, serialize=False, unique=True)),
+                ('key', models.IntegerField(default=0, validators=[django.core.validators.MinValueValidator(0), django.core.validators.MaxValueValidator(7)])),
+                ('description', models.TextField(blank=True)),
+                ('value', models.CharField(max_length=20)),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='estimatepoint_created_by', to=settings.AUTH_USER_MODEL, verbose_name='Created By')),
+                ('estimate', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='points', to='db.estimate')),
+                ('project', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='project_estimatepoint', to='db.project')),
+                ('updated_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='estimatepoint_updated_by', to=settings.AUTH_USER_MODEL, verbose_name='Last Modified By')),
+                ('workspace', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='workspace_estimatepoint', to='db.workspace')),
+            ],
+            options={
+                'verbose_name': 'Estimate Point',
+                'verbose_name_plural': 'Estimate Points',
+                'db_table': 'estimate_points',
+                'ordering': ('value',),
+                'unique_together': {('value', 'estimate')},
+            },
+        ),
+    ]