remove existing sequences on update, rebuilding is faster than migration. drop one index to make import faster
This commit is contained in:
j
parent
be8aab6b84
commit
5d3c53742a
2 changed files with 145 additions and 14 deletions
|
|
@ -8,6 +8,8 @@ from django.db import models
|
||||||
class Migration(SchemaMigration):
|
class Migration(SchemaMigration):
|
||||||
|
|
||||||
def forwards(self, orm):
|
def forwards(self, orm):
|
||||||
|
orm['sequence.Sequence'].objects.all().delete()
|
||||||
|
|
||||||
# Removing unique constraint on 'Sequence', fields ['item', 'end', 'mode', 'start']
|
# Removing unique constraint on 'Sequence', fields ['item', 'end', 'mode', 'start']
|
||||||
db.delete_unique('sequence_sequence', ['item_id', 'end', 'mode', 'start'])
|
db.delete_unique('sequence_sequence', ['item_id', 'end', 'mode', 'start'])
|
||||||
|
|
||||||
|
|
@ -30,19 +32,6 @@ class Migration(SchemaMigration):
|
||||||
# Adding unique constraint on 'Sequence', fields ['sort', 'start', 'end', 'mode']
|
# Adding unique constraint on 'Sequence', fields ['sort', 'start', 'end', 'mode']
|
||||||
db.create_unique('sequence_sequence', ['sort_id', 'start', 'end', 'mode'])
|
db.create_unique('sequence_sequence', ['sort_id', 'start', 'end', 'mode'])
|
||||||
|
|
||||||
def nslice(s, n):
|
|
||||||
while len(s) >= n:
|
|
||||||
yield s[:n]
|
|
||||||
s = s[n:]
|
|
||||||
if len(s):
|
|
||||||
yield s
|
|
||||||
|
|
||||||
ids = [s['id'] for s in orm['sequence.Sequence'].objects.all().values('id')]
|
|
||||||
for i in nslice(ids, 10000):
|
|
||||||
for s in orm['sequence.Sequence'].objects.filter(id__in=i):
|
|
||||||
s.mode2 = s.mode == 'color' and 1 or 0
|
|
||||||
s.hash2 = int(s.hash, 16) - 9223372036854775808
|
|
||||||
s.save()
|
|
||||||
|
|
||||||
def backwards(self, orm):
|
def backwards(self, orm):
|
||||||
# Removing unique constraint on 'Sequence', fields ['sort', 'start', 'end', 'mode']
|
# Removing unique constraint on 'Sequence', fields ['sort', 'start', 'end', 'mode']
|
||||||
|
|
|
||||||
142
pandora/sequence/migrations/0004_optimize3.py
Normal file
142
pandora/sequence/migrations/0004_optimize3.py
Normal file
|
|
@ -0,0 +1,142 @@
|
||||||
|
# -*- coding: utf-8 -*-
|
||||||
|
import datetime
|
||||||
|
from south.db import db
|
||||||
|
from south.v2 import SchemaMigration
|
||||||
|
from django.db import models
|
||||||
|
|
||||||
|
|
||||||
|
class Migration(SchemaMigration):
|
||||||
|
|
||||||
|
def forwards(self, orm):
|
||||||
|
# Removing index on 'Sequence', fields ['start']
|
||||||
|
db.delete_index('sequence_sequence', ['start'])
|
||||||
|
|
||||||
|
|
||||||
|
def backwards(self, orm):
|
||||||
|
# Adding index on 'Sequence', fields ['start']
|
||||||
|
db.create_index('sequence_sequence', ['start'])
|
||||||
|
|
||||||
|
|
||||||
|
models = {
|
||||||
|
'auth.group': {
|
||||||
|
'Meta': {'object_name': 'Group'},
|
||||||
|
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
|
||||||
|
'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'}),
|
||||||
|
'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
|
||||||
|
},
|
||||||
|
'auth.permission': {
|
||||||
|
'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
|
||||||
|
'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
|
||||||
|
'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
|
||||||
|
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
|
||||||
|
'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
|
||||||
|
},
|
||||||
|
'auth.user': {
|
||||||
|
'Meta': {'object_name': 'User'},
|
||||||
|
'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
|
||||||
|
'email': ('django.db.models.fields.EmailField', [], {'max_length': '255', 'blank': 'True'}),
|
||||||
|
'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
|
||||||
|
'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
|
||||||
|
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
|
||||||
|
'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
|
||||||
|
'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
|
||||||
|
'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
|
||||||
|
'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
|
||||||
|
'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
|
||||||
|
'password': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
|
||||||
|
'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
|
||||||
|
'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'})
|
||||||
|
},
|
||||||
|
'contenttypes.contenttype': {
|
||||||
|
'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
|
||||||
|
'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
|
||||||
|
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
|
||||||
|
'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
|
||||||
|
'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
|
||||||
|
},
|
||||||
|
'item.item': {
|
||||||
|
'Meta': {'object_name': 'Item'},
|
||||||
|
'created': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),
|
||||||
|
'data': ('ox.django.fields.DictField', [], {'default': '{}'}),
|
||||||
|
'external_data': ('ox.django.fields.DictField', [], {'default': '{}'}),
|
||||||
|
'groups': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'related_name': "'items'", 'blank': 'True', 'to': "orm['auth.Group']"}),
|
||||||
|
'icon': ('django.db.models.fields.files.ImageField', [], {'default': 'None', 'max_length': '100', 'blank': 'True'}),
|
||||||
|
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
|
||||||
|
'itemId': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '128', 'blank': 'True'}),
|
||||||
|
'json': ('ox.django.fields.DictField', [], {'default': '{}'}),
|
||||||
|
'level': ('django.db.models.fields.IntegerField', [], {'db_index': 'True'}),
|
||||||
|
'modified': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'}),
|
||||||
|
'notes': ('django.db.models.fields.TextField', [], {'default': "''"}),
|
||||||
|
'oxdbId': ('django.db.models.fields.CharField', [], {'max_length': '42', 'unique': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'poster': ('django.db.models.fields.files.ImageField', [], {'default': 'None', 'max_length': '100', 'blank': 'True'}),
|
||||||
|
'poster_frame': ('django.db.models.fields.FloatField', [], {'default': '-1'}),
|
||||||
|
'poster_height': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
|
||||||
|
'poster_source': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
|
||||||
|
'poster_width': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
|
||||||
|
'rendered': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'db_index': 'True'}),
|
||||||
|
'stream_aspect': ('django.db.models.fields.FloatField', [], {'default': '1.3333333333333333'}),
|
||||||
|
'stream_info': ('ox.django.fields.DictField', [], {'default': '{}'}),
|
||||||
|
'torrent': ('django.db.models.fields.files.FileField', [], {'default': 'None', 'max_length': '1000', 'blank': 'True'}),
|
||||||
|
'user': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'items'", 'null': 'True', 'to': "orm['auth.User']"})
|
||||||
|
},
|
||||||
|
'item.itemsort': {
|
||||||
|
'Meta': {'object_name': 'ItemSort'},
|
||||||
|
'accessed': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'aspectratio': ('django.db.models.fields.FloatField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'bitrate': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'cinematographer': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'codirector': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'color': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'composer': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'country': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'created': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'cutsperminute': ('django.db.models.fields.FloatField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'director': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'duration': ('django.db.models.fields.FloatField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'editor': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'genre': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'height': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'hue': ('django.db.models.fields.FloatField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'imdbId': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'item': ('django.db.models.fields.related.OneToOneField', [], {'related_name': "'sort'", 'unique': 'True', 'primary_key': 'True', 'to': "orm['item.Item']"}),
|
||||||
|
'itemId': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'language': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'lightness': ('django.db.models.fields.FloatField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'lyricist': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'modified': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'numberofactors': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'numberofcuts': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'numberoffiles': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'parts': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'pixels': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'producer': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'productionCompany': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'random': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'resolution': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'rightslevel': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'runtime': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'saturation': ('django.db.models.fields.FloatField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'size': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'sound': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'timesaccessed': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'title': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'volume': ('django.db.models.fields.FloatField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'width': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'words': ('django.db.models.fields.BigIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'wordsperminute': ('django.db.models.fields.FloatField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
|
||||||
|
'writer': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True', 'db_index': 'True'}),
|
||||||
|
'year': ('django.db.models.fields.CharField', [], {'max_length': '4', 'null': 'True', 'db_index': 'True'})
|
||||||
|
},
|
||||||
|
'sequence.sequence': {
|
||||||
|
'Meta': {'unique_together': "(('sort', 'start', 'end', 'mode'),)", 'object_name': 'Sequence'},
|
||||||
|
'duration': ('django.db.models.fields.FloatField', [], {'default': '0'}),
|
||||||
|
'end': ('django.db.models.fields.FloatField', [], {'default': '-1'}),
|
||||||
|
'hash': ('django.db.models.fields.BigIntegerField', [], {'default': '-9223372036854775808', 'db_index': 'True'}),
|
||||||
|
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
|
||||||
|
'mode': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
|
||||||
|
'sort': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'sequences'", 'null': 'True', 'to': "orm['item.ItemSort']"}),
|
||||||
|
'start': ('django.db.models.fields.FloatField', [], {'default': '-1'})
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
complete_apps = ['sequence']
|
||||||
Loading…
Reference in a new issue