Nov 12, 2010 · SQL the language makes no assumptions about storage or implementation, hence has no algorithms as such by design. The term SQL should not be used to refer to the SQL …

Algorithms for SQL Query Operators Introduction Unary Operators External Sorting

Nov 13, 2012 · Most likely MySQL (InnoDB) optimizes search queries with B-tree. If there's no indexes, then yes, a linear search is performed. But, databases typically use a B Tree index …

Apr 18, 2025 · Fuzzy matching, also known as approximate string matching, identifies and links similar but not identical strings. It also detects fraudulent activities by identifying subtle …

Sep 22, 2023 · Use this guidance to choose an encryption algorithm to help secure an instance of SQL Server, which supports several common algorithms.

Jun 4, 2024 · Query Processing includes translations of high-level Queries into low-level expressions that can be used at the physical level of the file system, query optimization, and …

Cost-based query optimization: the optimizer examines alternative access paths and operator algorithms and chooses the execution plan with lowest estimate cost.

Oct 16, 2019 · There are two different sort logics used by SQL Server to handle sorting! First one is the quick sort and another one is Merge sort. It begins sort in memory using Quick Sort …

Dec 13, 2023 · In this article, I want to delve into the intricacies of algorithmic efficiency, with a particular focus on Big O notation, a concise language used within the software development …

May 22, 2010 · One such algorithm is the well-known Dijkstra's algorithm. In SQL Server, it can also be solved using recursive common table expressions, but I found the implementation …