If ORDER BY is required, eliminate the column that participates in the multiple range scans (T. A in the example above) from the ORDER BY clause.是什么意思_If ORDER BY is required, eliminate the column that participates in the multiple range scans (T. A in the example above) from the ORDER BY clause.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句