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如何从 Oracle 迁移到 PostgreSQL
PostgreSQL 有一个名为 ctid 的类似服务字段,但它直接等同于 ROWID。 PostgreSQL 文档 说 ctid 可能会因清理过程而更改。 在 PostgreSQL 中有三种模拟 ROWID 功能的基本方法: 使用现有主键(或创建新主键)来标识行而不是 ROWID ...
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