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12 lines
352 B
Ruby
12 lines
352 B
Ruby
class DisableChangeSeqCache < ActiveRecord::Migration[5.1]
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def self.up
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execute "ALTER SEQUENCE post_change_seq CACHE 1"
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execute "ALTER TABLE posts ALTER COLUMN change_seq DROP NOT NULL"
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end
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def self.down
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execute "ALTER SEQUENCE post_change_seq CACHE 10"
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execute "ALTER TABLE posts ALTER COLUMN change_seq SET NOT NULL"
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end
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end
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