GitHub

path-expressions-specifying-predicates.md

As described in the topic, [Path Expressions in XQuery](../xquery/path-expressions-xquery.md), an axis step in a path expression includes the following components ...
GitHub

2 - Filtering with Predicates.sql

--Find products that have a category ID of 5, 6, or 7. SELECT ProductCategoryID, Name, ListPrice FROM SalesLT.Product WHERE ProductCategoryID IN (5, 6, 7); --Find products that have a category ID of 5 ...
IEEE

Set Predicates in SQL: Enabling Set-Level Comparisons for Dynamically Formed Groups

Abstract: In data warehousing and OLAP applications, scalar-level predicates in SQL become increasingly inadequate to support a class of operations that require set-level comparison semantics, i.e., ...
Microsoft

Cardinality Estimation Feedback in SQL Server 2022

Part of the SQL Server 2022 blog series. Cardinality estimation (CE) is a process used by the query optimizer to estimate the number of rows returned by a query or sub-part of a query. These estimates ...
Microsoft

Limiting access to data using Row-Level Security

To satisfy compliance standards, internal regulations or basic security principles, applications often need to limit a user’s access to only certain rows of data in a database. For example: An oil and ...