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href="/developer/tag/10252" class="cdc-tag-links__item" target="_blank">postgresql</a><a href="/developer/tag/17205" class="cdc-tag-links__item" target="_blank">测试</a><a href="/developer/tag/17440" class="cdc-tag-links__item" target="_blank">数据</a><a href="/developer/tag/17525" class="cdc-tag-links__item" target="_blank">性能</a><a href="/developer/tag/10244" class="cdc-tag-links__item" target="_blank">数据库</a></div></div></div><div class="cdc-article-panel__media"><a class="cdc-article-panel__desc" target="_blank" href="/developer/article/2429142">针对PolarDB for PostgreSQL 提出的特性,其中PG原生数据库最大的问题之一是磁盘空间占用的问题,相对于其他的数据库产品PostgreSQL 数据库会在使用中占用更多的磁盘空间,这是人尽皆知的问题,其他的两个问题也需要进行测试,通过测试来验证PolarDB for PostgreSQL产品是否和宣传的比PostgreSQL RDS产品更具竞争力。</a></div><div class="cdc-article-panel__infos"><div class="cdc-article-panel__user"><div><span class="cdc-avatar large cdc-article-panel__user-avatar circle" style="cursor:pointer"><span class="cdc-avatar__inner" 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