Forrards Blog

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Database consultancy: Writing to data files

It is a very popular database development task of loading data from the database to files directly. But how does it happen? Is it implemented immediately or the data is stored in memory first and transited to files later? Which event causes data transfer to transactions registration table and to files? Let’s see how it goes.

Forrards
March 31, 2023
Database consultancy: CROSS APPLY

This article is dedicated to the operator APPLY, and more specifically its type CROSS APPLY. This statement was first introduced in SQL Server 2005, but unfortunately many have not learned how to use it, maybe it's because of the fact that the BOL (SQL ServerBooksOnline) this operator is not well and has a very "dry" examples of its use. In this article, I'll show some interesting demonstrations, where the operator can come in handy.

Forrards
March 31, 2023
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Buffer Pool Extension in SQL Server 2014 part 2: benchmark testing

Let's take a closer look at how we can speed up the system's performance using the Buffer Pool Extension. For testing I will use a virtual machine with 4 GB RAM. I created a separate database with one table. The table has 2 columns [id] and [n]. The first column contains integer data type. This column is the primary key with a clustered index on it. The second column simply presents any data in the system.

Forrards
March 18, 2023
Rework of a BI solution for a Business Cloud provider

The case describes how Forrards helped a leading business cloud vendor who provides hosted mail, file sharing, VOIP solutions to improve business intelligence and put into order the abandoned ETL which was not properly documented and supported, and that jeopardized overall performance of the business.

Forrards
March 18, 2023

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