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17 lines
476 B
Ruby
17 lines
476 B
Ruby
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class CreateExchangeRates < ActiveRecord::Migration[7.2]
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def change
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create_table :exchange_rates, id: :uuid do |t|
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t.string :base_currency, null: false
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t.string :converted_currency, null: false
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t.decimal :rate
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t.date :date
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t.timestamps
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end
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add_index :exchange_rates, :base_currency
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add_index :exchange_rates, :converted_currency
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add_index :exchange_rates, %i[base_currency converted_currency date], unique: true
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end
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end
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