在数据库领域，PostgreSQL向来以开源、灵活、功能强大著称，但其魅力远不止于标准SQL查询。作为一款兼具关系型与非关系型特性的数据库，它构建了一套多元且兼容的语言生态，既支持原生编程语言拓展，也能适配各类脚本语言与专用语言，打破了“数据库只能 ...

通过PL/SQL连接Oracle数据库有多种方式，本文选用最经典的一种：PL/SQL工具经由Oracle客户端与Oracle服务端（即数据库服务器 ...

When I select the PostgreSQL data source in my workflow and use the non-query type to execute the following PL/pgSQL script: DO $DO$ DECLARE offset_value INTEGER := 0 ...

In today’s fast-paced technological landscape, businesses demand reliable, scalable, and efficient solutions to manage their operations. Oracle APEX (Application Express), tightly integrated with ...

As explained above, the expression in such a statement is evaluated by means of an SQL SELECT command sent to the main database engine. The expression must yield a single value. If the expression's ...

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A plpgSQL function with the following content in the database: DROP FUNCTION IF EXISTS fn_change_user_name; CREATE OR REPLACE FUNCTION public.fn_change_user_name(p ...

Allround Automations has released a new version of its PL/SQL Developer product to address a security flaw that allows man-in-the-middle (MitM) attackers to serve malicious files and execute arbitrary ...