Stop populating job-statistics table when creating a job

app/dao/jobs_dao.py

@@ -15,7 +15,6 @@ from app import db
 from app.dao import days_ago
 from app.models import (
     Job,
-    JobStatistics,
     JOB_STATUS_PENDING,
     JOB_STATUS_SCHEDULED,
     LETTER_TYPE,
@@ -109,11 +108,6 @@ def dao_get_future_scheduled_job_by_id_and_service_id(job_id, service_id):
 def dao_create_job(job):
     if not job.id:
         job.id = uuid.uuid4()
-    job_stats = JobStatistics(
-        job_id=job.id,
-        updated_at=datetime.utcnow()
-    )
-    db.session.add(job_stats)
     db.session.add(job)
     db.session.commit()
 

tests/app/dao/test_jobs_dao.py

@@ -17,7 +17,7 @@ from app.dao.jobs_dao import (
     dao_get_jobs_older_than_limited_by,
     dao_get_letter_job_ids_by_status)
 from app.models import (
-    Job, JobStatistics,
+    Job,
     EMAIL_TYPE, SMS_TYPE, LETTER_TYPE,
     JOB_STATUS_READY_TO_SEND, JOB_STATUS_SENT_TO_DVLA, JOB_STATUS_FINISHED, JOB_STATUS_PENDING
 )
@@ -142,23 +142,10 @@ def test_create_job(sample_template):
     dao_create_job(job)
 
     assert Job.query.count() == 1
-    assert JobStatistics.query.count() == 1
     job_from_db = Job.query.get(job_id)
     assert job == job_from_db
     assert job_from_db.notifications_delivered == 0
     assert job_from_db.notifications_failed == 0
-    job_stats_from_db = JobStatistics.query.filter_by(job_id=job_id).all()
-    assert len(job_stats_from_db) == 1
-    assert job_stats_from_db[0].sms_sent == 0
-    assert job_stats_from_db[0].emails_sent == 0
-    assert job_stats_from_db[0].letters_sent == 0
-
-    assert job_stats_from_db[0].sms_failed == 0
-    assert job_stats_from_db[0].emails_failed == 0
-    assert job_stats_from_db[0].letters_failed == 0
-
-    assert job_stats_from_db[0].sms_delivered == 0
-    assert job_stats_from_db[0].emails_delivered == 0
 
 
 def test_get_job_by_id(sample_job):