Ars Technica

TSQL: Query Tuning - Eager Table Spool is 44% of query's cost

(SQL Server 2000)<BR><BR>I have a query that basically selects a lot of "complicated" stuff and then dumps it into a #temp table.<BR><BR>I then have a correlated subquery that runs against the temp ...
Ars Technica

[SQL] Handle SELECT INTO #TempTable In IF/ELSE Statement

Well, if you happen to be using Sql Server you can do that sort of thing in T-Sql. In Oracle, you can also accomplish the same thing using pl/sql. Either way i'd do it in a stored ...
InfoWorld

SQL unleashed: 9 ways to speed up your SQL queries

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...
InfoQ

Natively Compiled Tables in SQL Server 2014

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Agent workflows make transport a first-order ...
Redmond Magazine

A Deep Dive into SQL Server 2022's Query Performance Features, Part 1

An update to the cardinality estimator feature in SQL Server 2022 will be one of the biggest changes to the database engine since its inception. Database engines like SQL Server are incredibly complex ...