曹宇对新发布的 openGauss oGRAC 多写架构进行了详细解读，他表示多写技术是当前数据库行业的技术高峰，介绍了 openGauss 要走向多主的原因，未来的多读多写架构将极大提高业务可靠性、性能以及资源利用率。

SQL injection has been a major security risk since the early days of the internet. Find out what's at risk, and how cybersecurity pros can defend their organizations.

A message appears at the top of the SQL Editor window to indicate which SQL is being used. If you need to use a different set of tables, you can create a new Query Manager or talk to your SAS Support ...

Oracle9i offers some great tools to make it easy to view the execution plan and trace information for a SQL statement. Prior to Oracle8i, you had to create a plan table and execute special syntax ...

What’s your average success rate of getting a SQL statement right on the first try? In best case, you botched a simple statement without side effects and just have to try again with correct ...

I'd like to know that a NULL is going to be inserted into a non-nullable field on one row via RAISEERROR, skip that row's update, and then allow the SQL statement to continue.

Fortinet fixes a critical SQL injection vulnerability in FortiWeb (CVE-2025-25257), posing risks to database security.

Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier.

SQL Server 2016 lets you treat JSON objects like rows in a table, allowing you to use data from AJAX queries in joins, updates and any other SQL statement you can think of.

The DESCRIBE TABLE statement writes a CREATE TABLE statement to the SAS log for the table specified in the DESCRIBE TABLE statement, regardless of how the table was originally created (for example, ...