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 ...

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., ...

A SELECT statement containing these predicates has the following parts. - **ALL**: Assumed if you don't include one of the predicates. The Microsoft Access database engine selects all of the records ...

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 ...