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aliasing
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Untone
2024-02-23 03:28:46 +03:00
parent 8d97463c1d
commit ef7f2d7b92
2 changed files with 42 additions and 21 deletions
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27
resolvers/stat.py
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@@ -8,19 +8,19 @@ from orm.shout import ShoutTopic, ShoutAuthor
def add_topic_stat_columns(q):
aliased_shout_author = aliased(ShoutAuthor)
aliased_topic_follower = aliased(TopicFollower)
aliased_shout_authors = aliased(ShoutAuthor)
aliased_topic_followers = aliased(TopicFollower)
aliased_topic = aliased(Topic)
q = (
q.outerjoin(ShoutTopic, Topic.id == ShoutTopic.topic)
q.outerjoin(ShoutTopic, aliased_topic.id == ShoutTopic.topic)
.add_columns(func.count(distinct(ShoutTopic.shout)).label('shouts_stat'))
.outerjoin(aliased_shout_author, ShoutTopic.shout == aliased_shout_author.shout)
.add_columns(func.count(distinct(aliased_shout_author.author)).label('authors_stat'))
.outerjoin(aliased_topic_follower, aliased_topic_follower.topic == Topic.id)
.add_columns(func.count(distinct(aliased_topic_follower.follower)).label('followers_stat'))
.outerjoin(aliased_shout_authors, ShoutTopic.shout == aliased_shout_authors.shout)
.add_columns(func.count(distinct(aliased_shout_authors.author)).label('authors_stat'))
.outerjoin(aliased_topic_followers, aliased_topic_followers.topic == aliased_topic.id)
.add_columns(func.count(distinct(aliased_topic_followers.follower)).label('followers_stat'))
)
q = q.group_by(Topic.id)
q = q.group_by(aliased_topic.id)
return q
@@ -28,16 +28,17 @@ def add_topic_stat_columns(q):
def add_author_stat_columns(q):
aliased_author_followers = aliased(AuthorFollower)
aliased_author_authors = aliased(AuthorFollower)
aliased_author = aliased(Author)
q = (
q.outerjoin(ShoutAuthor, Author.id == ShoutAuthor.author)
q.outerjoin(ShoutAuthor, aliased_author.id == ShoutAuthor.author)
.add_columns(func.count(distinct(ShoutAuthor.shout)).label('shouts_stat'))
.outerjoin(aliased_author_authors, AuthorFollower.follower == Author.id)
.outerjoin(aliased_author_authors, AuthorFollower.follower == aliased_author.id)
.add_columns(func.count(distinct(aliased_author_authors.author)).label('authors_stat'))
.outerjoin(aliased_author_followers, AuthorFollower.author == Author.id)
.outerjoin(aliased_author_followers, AuthorFollower.author == aliased_author.id)
.add_columns(func.count(distinct(aliased_author_followers.follower)).label('followers_stat'))
)
q = q.group_by(Author.id)
q = q.group_by(aliased_author.id)
return q