23 lines
648 B
Ruby
23 lines
648 B
Ruby
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# frozen_string_literal: true
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class FixPostHotlinkedMediaIndex < ActiveRecord::Migration[6.1]
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disable_ddl_transaction!
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def up
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execute <<~SQL
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CREATE UNIQUE INDEX CONCURRENTLY IF NOT EXISTS index_post_hotlinked_media_on_post_id_and_url_md5
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ON post_hotlinked_media (post_id, md5(url));
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SQL
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# Failed index introduced in 20220428094026_create_post_hotlinked_media. On some installations it succeeded,
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# so we need to clean it up.
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execute <<~SQL
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DROP INDEX CONCURRENTLY IF EXISTS index_post_hotlinked_media_on_post_id_and_url;
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SQL
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end
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def down
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raise ActiveRecord::IrreversibleMigration
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end
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end
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