实践教程 以下命令将向uk_price_paid表中插入500万行数据: INSERT INTO uk_price_paid WITH splitByChar(' ', postcode) AS p SELECT toUInt32(price_string) AS price, parseDateTimeBestEffortUS(time) AS date, p[1] AS postcode1, p[2] AS postcode2, transform(a, ['T', 'S', 'D', 'F', 'O'