PostgreSQL 19 增加了 ALTER PUBLICATION 中对 EXCEPT TABLE 的支持，允许用户灵活地修改排除列表，从而更有效地管理表的发布和排除，提升了数据库的灵活性和可控性。

PostgreSQL 19将引入EXCEPT TABLE语法，允许用户在创建出版物时排除一个或多个表，从而避免将这些表的数据发送给订阅者。对于分区表，排除将在根级别应用，未来将支持通过ALTER PUBLICATION管理这些排除项。这一改进将增强逻辑复制的灵活性。

文章探讨了五种高级错误处理技术，以提高Python应用程序的可靠性。这些技术包括使用上下文管理器进行资源管理、创建自定义异常层次结构、异常链以保持错误上下文、错误处理装饰器以实现可重用的错误管理，以及使用try-finally确保资源清理。每种技术都提供了实际示例，帮助开发者在复杂应用中有效处理错误。

With the latest MySQL release (8.0.31), MySQL adds support for the SQL standard INTERSECT and EXCEPT table operators.

MySQL 8.0.31 added INTERSECT and EXCEPT to augment the long-lived UNION operator. That is the good news. The bad news is that you have to be careful using the EXCEPT operator as there is a trick....

Are you familiar with the UNION statement for your SQL queries? Most likely, you are. It has been supported for a long time. In case you are not familiar with UNION, don’t worry, I’m going to show...

MySQL now supports the INTERSECT and EXCEPT set operators. Set operators work on the results of multiple SELECT statements. In this post, we will see example queries using INTERSECT and EXCEPT...

With the latest MySQL release (8.0.31), MySQL adds support for the SQL standard INTERSECT and EXCEPT table operators. Let’s have a look how to use them. We will use the following...

I have already written a similar article to delete duplicate records in SQL Server and MySQL. Here, You can also access that articles. Delete all duplicate rows in MySQL Delete all duplicates rows...