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Avoid N+1 queries problem

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Leeingnyo
2021-12-26 03:29:41 +09:00
parent bd2ed1b338
commit 0f94288bab
3 changed files with 32 additions and 3 deletions
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14
src/library/title.cr
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@@ -8,11 +8,14 @@ class Title
entries : Array(Entry), title : String, id : String,
encoded_title : String, mtime : Time, signature : UInt64,
entry_cover_url_cache : Hash(String, String)?
setter entry_cover_url_cache : Hash(String, String)?
setter entry_cover_url_cache : Hash(String, String)?,
entry_sort_title_cache : Hash(String, String | Nil)?
@[YAML::Field(ignore: true)]
@sort_title : String?
@[YAML::Field(ignore: true)]
@entry_sort_title_cache : Hash(String, String | Nil)?
@[YAML::Field(ignore: true)]
@entry_display_name_cache : Hash(String, String)?
@[YAML::Field(ignore: true)]
@entry_cover_url_cache : Hash(String, String)?
@@ -324,6 +327,15 @@ class Title
Storage.default.get_title_sort_title id
end
def entry_sort_title_db(entry_id)
unless @entry_sort_title_cache
@entry_sort_title_cache =
Storage.default.get_entries_sort_title @entries.map &.id
end
@entry_sort_title_cache.not_nil![entry_id]?
end
def tags
Storage.default.get_title_tags @id
end