30 lines
851 B
SQL
30 lines
851 B
SQL
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-- +goose Up
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ALTER TABLE freight_order_items
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ADD COLUMN original_unit_price_minor INTEGER
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CHECK (original_unit_price_minor IS NULL OR original_unit_price_minor >= 0);
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ALTER TABLE freight_order_items
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ADD COLUMN original_currency TEXT NOT NULL DEFAULT 'TWD'
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CHECK (original_currency = 'TWD');
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-- +goose Down
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CREATE TEMP TABLE freight_item_metadata_v15_down_guard (
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allowed INTEGER NOT NULL CHECK (allowed = 1)
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);
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INSERT INTO freight_item_metadata_v15_down_guard (allowed)
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SELECT CASE
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WHEN EXISTS (
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SELECT 1
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FROM freight_order_items
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WHERE original_unit_price_minor IS NOT NULL
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)
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THEN 0
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ELSE 1
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END;
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DROP TABLE freight_item_metadata_v15_down_guard;
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ALTER TABLE freight_order_items DROP COLUMN original_currency;
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ALTER TABLE freight_order_items DROP COLUMN original_unit_price_minor;
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