oracle 中 一次查询大量的数据 10w或者百w级的,速度慢怎么解决?-CSDN社区
01 July 2025 admin
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正确姿势 oracle数据表有过万条数据后,删除数据就变的特别慢,有时甚至会卡死,所以在此分享一个小白操作,望对各位有帮助。 删除前: 从原表创建新表,即:先把需要的某些 数据 导入到新表里,或者不加条件即要删除原表的所有 数据 ,从原表创建临时表(新表)。
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