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14 lines
386 B
14 lines
386 B
DROP TABLE IF EXISTS currency;
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CREATE TABLE currency (id INTEGER PRIMARY KEY
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AUTOINCREMENT NOT NULL, currency TEXT);
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ALTER TABLE rate ADD COLUMN currency_id INTEGER;
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INSERT INTO currency (currency) SELECT currency FROM rate GROUP BY
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currency;
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UPDATE rate SET currency_id = currency.id FROM currency WHERE
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rate.currency = currency.currency;
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ALTER TABLE rate DROP COLUMN currency;
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