在软件系统的演进过程中，随着业务规模扩大和架构复杂度提升，数据访问层往往最先变得“失控”。 我们不仅要面对 多种数据库（关系型、文档型、图数据库、宽列存储等），还必须同时适应 多种查询模型： •SQL 的 JOIN•文档数据库的嵌套与投影•图数据库 ...

`no viable alternative at input 'SELECTCOUNT(*)FROM(SELECTDATE_FORMAT(dr.date,'%Y-%m-%d')ASdate,t.staff_nameASstaffName,t.staff_idASstaffId,t.department ...

Abstract: SQL injection attack (SQLIA) is one of the major security threats faced by Web applications. The SQL randomization method based on instruction set randomization can be used to detect and ...

In Executive Order 14257 of April 2, 2025 (Regulating Imports With a Reciprocal Tariff to Rectify Trade Practices that Contribute to Large and Persistent Annual United States Goods Trade Deficits), I ...

Abstract: In this experience paper, we share our experience on enhancing automatic unit test generation to more effectively find Java null pointer exceptions (NPEs). NPEs are among the most common and ...

America's hospitals stand with you in seeking ways to prevent the ravages of illicit drug use in this country. Every day, the doctors, nurses and other caregivers in our hospitals and health systems ...

In this Microsoft SQL Server and JDBC tutorial, you'll learn how to connect to a Microsoft SQL Server in Java using JDBC. The steps are relatively straightforward: Each database is different, so ...

M.Sc. C.S. University of Belgrade, Serbia; MCSA – Microsoft Certified Solutions Associate (C#, ASP.NET MVC); CodeProject MVP (x2 years); C#-Corner MVP (x3 years ...