SELECT *
FROM (SELECT A.*, ROWNUM RN
FROM (SELECT * FROM TABLENAME ) A
WHERE ROWNUM <= :page_index* :rowcount_ofpage)
WHERE RN >= (:page_index-1)*:rowcount_ofpage+1
FROM (SELECT A.*, ROWNUM RN
FROM (SELECT * FROM TABLENAME ) A
WHERE ROWNUM <= :page_index* :rowcount_ofpage)
WHERE RN >= (:page_index-1)*:rowcount_ofpage+1
本文介绍了一种在数据库查询中实现高效分页的方法。通过使用ROWNUM和子查询,可以精确地控制返回的数据行数,这对于提高大型数据集的查询效率至关重要。
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