實現根據當前ID讀取上一條和下一條記錄

如下爲MYSQL語句演示：sql SELECT * FROM t_news AS n ORDER BY n.`News_ID`數據庫 當前ID爲4，讀取上一條記錄：code SELECT * FROM t_news AS n WHERE n.`News_ID` < 4 ORDER BY n.`News_ID` DESC LIMIT 0,1; 當前ID爲4，讀取下一條記錄： SELECT * FR

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