快科技9月12日消息，近日，一位程序员利用“纯SQL”构建了一款类似《Doom》的多人第一人称射击游戏，名为DOOMQL。 该游戏仅用约150行Python代码实现，虽然在软件架构上有所限制，但运行效果令人惊喜，帧率可达约30FPS。

At Microsoft Build, SQL Server 2025 enters public preview with major enhancements in AI integration, performance, reliability and developer tools -- reaffirming Microsoft’s continued investment in its ...

Despite its steep licensing costs, SQL Server continues to prove its worth over open-source alternatives in some key areas. SQL Server is an expensive part of your IT stack -- SQL Server Enterprise ...

NULL 值作为一种特殊的存在，无论它出现在哪种运算中，都可能导致意料之外的结果。因此在数据处理之前，我们通常需要对 NULL 值进行筛选和处理，以避免出现潜在的问题。 在SQL优化中，谨慎操作NULL值至关重要。NULL值作为特殊的标记，表示数据缺失或未知 ...

NULL in SQL is a powerful concept, representing the absence of a value. It’s used when data is unavailable or unknown, but its usage requires careful consideration. The first step is understanding the ...

Oracle SQL Developer is a great tool for managing Oracle Databases. It has a user-friendly interface that makes it easier to handle database tasks. The software offers features to simplify workflows ...

在实时数据开发过程中，大家经常会用 Flink SQL 或者 Flink DataStream API 来做数据加工。通常情况下选用2者都能加工出想要的数据，但是总会有 Flink SQL 覆盖不了的问题，但 SQL 的易用性又难以让人释怀。所以有些场景在使用 FLink SQL 开始就与需要额外注意，下面就 ...

Abstract: The lack of information within relational databases expressed as NULL values presents a problem in ensuring the quality of data and the information retrieved by SQL queries. This is so ...