Denny's SQL Secrets Troubleshoot Slow-Running Queries In SQL Server Denny breaks down how to identify and fix speed issues in multiple versions of SQL Server. By Denny Cherry 12/11/2013 ...

Writing SQL queries, explain Google engineers and Logica creators Konstantin Tretyakov and Evgeny Skvortsov, can be nightmarish: Despite the widespread adoption, SQL is not flawless.

Learn More. Startup Vembu Technologies has unveiled an SQL conversion tool thats designed to parse any relational database dialect and automatically convert SQL queries into other SQL dialects.

Much of the world's data lives in databases. SQL (or Structured Query Language) is a powerful programming language that is used for communicating with and extracting various data types from databases.

Everyone wants faster database queries, and both SQL developers and DBAs can turn to many time-tested methods to achieve that goal. Unfortunately, no single method is foolproof or ironclad.

The particular test shown above is using GROUP BY and WHERE filters on the SQL query, and the chart shows the scan rate in billions of rows per second. Unfortunately, MapD is not naming the in-memory ...

However, there are any number of queries in any application that SQL Server may never see again (at least in, for example, the next 24 hours). The plans for these "one-time" queries are taking up ...