18 lines
788 B
SQL
18 lines
788 B
SQL
-- 浙江省油价历史表
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-- - date: 调价日次日 (即数据实际抓取日, 便于按时间排序)
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-- - province + fuel: 浙江 / 92/95/0
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-- - unique (date, province, fuel): 防 cron 重复入库
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-- - DOUBLE 容纳 999.999 元/升
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CREATE TABLE OilPriceHistory (
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id INT NOT NULL AUTO_INCREMENT,
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date DATETIME(3) NOT NULL,
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province VARCHAR(191) NOT NULL,
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fuel VARCHAR(8) NOT NULL,
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price DOUBLE NOT NULL,
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source VARCHAR(191) NOT NULL DEFAULT 'apizero',
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createdAt DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
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PRIMARY KEY (id),
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UNIQUE INDEX OilPriceHistory_date_province_fuel_key(date, province, fuel),
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INDEX OilPriceHistory_province_fuel_date_idx(province, fuel, date)
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) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
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