SQL是与数据库管理系统(DBMS)进行通信的一种语言和工具，将DBMS的组件联系在一起。可以为用户提供强大的功能，使用户可以方便地进行数据库的管理、数据的操作。通过SQL命令，程序员或数据库管理员(DBA)可以完成以下功能。 建立数据库的表格。 改变数据 ...

The surprise came when Microsoft SQL Server was announced as the DBMS of the year for 2016 by DB-Engines.com. For the 12 months of 2016, SQL Server experienced a steep rise in popularity as a search ...

Discover the leading database management systems for enterprises in 2026. Explore key features, pricing, and implementation tips for selecting the best DBMS software to harness your data effectively.

Although the SQL Procedure Pass-Through Facility has always passed joins to the DBMS, it is now possible to pass joins to the DBMS without using Pass-Through. Beginning in Version 7, the LIBNAME ...

The following examples use the SQL procedure to query, update, and create DBMS tables. Querying a DBMS Table This example uses the SQL procedure to query the ORACLE table PAYROLL. The PROC SQL query ...