从事计算机相关工作的人大多熟悉数据库,软件开发人员对存储过程也不陌生。常见的数据库包括Oracle、DB2和MS SQL Server等,它们在各类系统中广泛应用,承担着数据存储与管理的重要职责。 6、 接下来是执行阶段,通常先清空目标表,再插入新数据。若逻辑简单,语句也相对简洁。核心思路在于,通过各种数据处理方式,将一个或多个源表的数据转换并写入目标表,实现数据整合与流转。
在12月“DB-Engines关系型数据库排行榜”中,国产数据库TiDB、OceanBase、阿里云PolarDB分列44、52、53位;南大通用GBase数据库在关系型数据库中全球排名第61位,较去年同期(77位)提升16名,排名国产数据库第四名;腾讯TDSQL数据库(77位)和华为OpenGauss数据库(79位)则紧随其后,分别位列国产数据库第五、六名。
在全球数据库格局重塑、国产化加速落地的今天,PostgreSQL 凭借其开放、先进、可靠的技术基因,不仅没有被时代淘汰,反而在国产浪潮中焕发出更强生命力。它不是“过渡方案”,而是“战略支点”——一个让中国数据库产业既能立足自主,又能接轨国际的关键支点。
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