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 ...

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A major task of query processor is to produce query results, as efficiently as possible. For efficient query result, query has to follow proper execution plan which minimizes the cost of query ...

Optional Parameter Plan Optimization (OPPO) is designed to enable SQL Server to choose the optimal execution plan based on customer-provided runtime parameter values and to significantly reduce bad ...

优化 SQL 的第一步应该是读懂 SQL 的执行计划。本篇文章，我们一起来学习下 MySQL EXPLAIN 执行计划相关知识。

Google Cloud recently announced the Cloud SQL Enterprise Plus edition for MySQL and PostgreSQL of the managed database service. The new edition provides performance optimizations for read and ...

Multi-engine solutions based on SQL can facilitate such efforts, as SQL is a popular standard that the majority of data-scientists understands. Existing solutions propose a middleware that centrally ...

In older versions of SQL Server (or SQL Server 2022 without compatibility mode 160 in place), you would see only one execution plan cached for the execution of this stored procedure.

Part of the SQL Server 2022 blog series. SQL Server 2022 introduces a handful of new members to the growing Intelligent Query Processing (IQP) family. These additions range from expanding and ...