31 lines
805 B
Ruby
31 lines
805 B
Ruby
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# frozen_string_literal: true
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class SchedulePopulateProjectSnippetStatistics < ActiveRecord::Migration[6.0]
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include Gitlab::Database::MigrationHelpers
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DOWNTIME = false
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DELAY_INTERVAL = 2.minutes.to_i
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BATCH_SIZE = 500
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MIGRATION = 'PopulateProjectSnippetStatistics'
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disable_ddl_transaction!
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def up
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snippets = exec_query <<~SQL
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SELECT snippets.id
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FROM snippets
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INNER JOIN projects ON projects.id = snippets.project_id
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WHERE snippets.type = 'ProjectSnippet'
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ORDER BY projects.namespace_id ASC, snippets.project_id ASC, snippets.id ASC
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SQL
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snippets.rows.flatten.in_groups_of(BATCH_SIZE, false).each_with_index do |snippet_ids, index|
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migrate_in(index * DELAY_INTERVAL, MIGRATION, [snippet_ids])
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end
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end
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def down
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# no-op
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end
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end
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