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21 lines
539 B
21 lines
539 B
MIGRATION_BASE_CLASS = if ActiveRecord::VERSION::MAJOR >= 5
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ActiveRecord::Migration[5.0]
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else
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ActiveRecord::Migration[4.2]
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end
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class RailsSettingsMigration < MIGRATION_BASE_CLASS
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def self.up
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create_table :settings do |t|
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t.string :var, :null => false
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t.text :value
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t.references :target, :null => false, :polymorphic => true
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t.timestamps :null => true
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end
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add_index :settings, [ :target_type, :target_id, :var ], :unique => true
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end
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def self.down
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drop_table :settings
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end
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end
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