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95762723de
* PERF: Preload only gists when including summaries in topic list * Add unique index on summaries and dedup existing records * Make hot topics batch size setting hidden
20 lines
549 B
Ruby
20 lines
549 B
Ruby
# frozen_string_literal: true
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class UniqueAiSummaries < ActiveRecord::Migration[7.1]
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def up
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execute <<~SQL
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DELETE FROM ai_summaries ais1
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USING ai_summaries ais2
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WHERE ais1.id < ais2.id
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AND ais1.target_id = ais2.target_id
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AND ais1.target_type = ais2.target_type
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AND ais1.summary_type = ais2.summary_type
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SQL
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add_index :ai_summaries, %i[target_id target_type summary_type], unique: true
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end
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def down
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remove_index :ai_summaries, column: %i[target_id target_type summary_type]
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end
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end
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