forked from berserker/microblog
Fix duplicate featured tags (#19403)
* Fix duplicate featured tags * Add unique tag name validator * Fix error messagemain^2
parent
1d34eff63f
commit
53e86747e4
3 changed files with 22 additions and 2 deletions
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class AddIndexFeaturedTagsOnAccountIdAndTagId < ActiveRecord::Migration[6.1] |
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disable_ddl_transaction! |
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def up |
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duplicates = FeaturedTag.connection.select_all('SELECT string_agg(id::text, \',\') AS ids FROM featured_tags GROUP BY account_id, tag_id HAVING count(*) > 1').to_ary |
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duplicates.each do |row| |
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FeaturedTag.where(id: row['ids'].split(',')[0...-1]).destroy_all |
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end |
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add_index :featured_tags, [:account_id, :tag_id], unique: true, algorithm: :concurrently |
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remove_index :featured_tags, [:account_id], algorithm: :concurrently |
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end |
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def down |
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add_index :featured_tags, [:account_id], algorithm: :concurrently |
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remove_index :featured_tags, [:account_id, :tag_id], unique: true, algorithm: :concurrently |
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end |
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end |
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