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Adding index to feed address. This will speed up imports.

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Samuel Clay 2012-04-19 12:13:35 -07:00
parent 15f3d4a376
commit 13b2e40c8c
2 changed files with 85 additions and 1 deletions
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84
apps/rss_feeds/migrations/0056_address_index.py Normal file
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@ -0,0 +1,84 @@
# encoding: 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):
# Adding index on 'Feed', fields ['feed_address']
db.create_index('feeds', ['feed_address'])
def backwards(self, orm):
# Removing index on 'Feed', fields ['feed_address']
db.delete_index('feeds', ['feed_address'])
models = {
'rss_feeds.duplicatefeed': {
'Meta': {'object_name': 'DuplicateFeed'},
'duplicate_address': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
'duplicate_feed_id': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'}),
'feed': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'duplicate_addresses'", 'to': "orm['rss_feeds.Feed']"}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'})
},
'rss_feeds.feed': {
'Meta': {'ordering': "['feed_title']", 'object_name': 'Feed', 'db_table': "'feeds'"},
'active': ('django.db.models.fields.BooleanField', [], {'default': 'True', 'db_index': 'True'}),
'active_premium_subscribers': ('django.db.models.fields.IntegerField', [], {'default': '-1', 'db_index': 'True'}),
'active_subscribers': ('django.db.models.fields.IntegerField', [], {'default': '-1', 'db_index': 'True'}),
'average_stories_per_month': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'branch_from_feed': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['rss_feeds.Feed']", 'null': 'True', 'blank': 'True'}),
'creation': ('django.db.models.fields.DateField', [], {'auto_now_add': 'True', 'blank': 'True'}),
'days_to_trim': ('django.db.models.fields.IntegerField', [], {'default': '90'}),
'etag': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True', 'blank': 'True'}),
'exception_code': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'favicon_color': ('django.db.models.fields.CharField', [], {'max_length': '6', 'null': 'True', 'blank': 'True'}),
'favicon_not_found': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'feed_address': ('django.db.models.fields.URLField', [], {'max_length': '255', 'db_index': 'True'}),
'feed_address_locked': ('django.db.models.fields.NullBooleanField', [], {'default': 'False', 'null': 'True', 'blank': 'True'}),
'feed_link': ('django.db.models.fields.URLField', [], {'default': "''", 'max_length': '1000', 'null': 'True', 'blank': 'True'}),
'feed_link_locked': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'feed_title': ('django.db.models.fields.CharField', [], {'default': "'[Untitled]'", 'max_length': '255', 'null': 'True', 'blank': 'True'}),
'fetched_once': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'has_feed_exception': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'db_index': 'True'}),
'has_page': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
'has_page_exception': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'db_index': 'True'}),
'hash_address_and_link': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '64', 'db_index': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'is_push': ('django.db.models.fields.NullBooleanField', [], {'default': 'False', 'null': 'True', 'blank': 'True'}),
'known_good': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'db_index': 'True'}),
'last_load_time': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'last_modified': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
'last_update': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'}),
'min_to_decay': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'next_scheduled_update': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'}),
'num_subscribers': ('django.db.models.fields.IntegerField', [], {'default': '-1'}),
'premium_subscribers': ('django.db.models.fields.IntegerField', [], {'default': '-1'}),
'queued_date': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'}),
'stories_last_month': ('django.db.models.fields.IntegerField', [], {'default': '0'})
},
'rss_feeds.feeddata': {
'Meta': {'object_name': 'FeedData'},
'feed': ('utils.fields.AutoOneToOneField', [], {'related_name': "'data'", 'unique': 'True', 'to': "orm['rss_feeds.Feed']"}),
'feed_classifier_counts': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
'feed_tagline': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'popular_authors': ('django.db.models.fields.CharField', [], {'max_length': '2048', 'null': 'True', 'blank': 'True'}),
'popular_tags': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),
'story_count_history': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'})
},
'rss_feeds.feedloadtime': {
'Meta': {'object_name': 'FeedLoadtime'},
'date_accessed': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'}),
'feed': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['rss_feeds.Feed']"}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'loadtime': ('django.db.models.fields.FloatField', [], {})
}
}
complete_apps = ['rss_feeds']

2
apps/rss_feeds/models.py
View file

@ -33,7 +33,7 @@ from utils.diff import HTMLDiff
ENTRY_NEW, ENTRY_UPDATED, ENTRY_SAME, ENTRY_ERR = range(4)
class Feed(models.Model):
feed_address = models.URLField(max_length=255)
feed_address = models.URLField(max_length=255, db_index=True)
feed_address_locked = models.NullBooleanField(default=False, blank=True, null=True)
feed_link = models.URLField(max_length=1000, default="", blank=True, null=True)
feed_link_locked = models.BooleanField(default=False)