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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Creating Clustered Index on a Table Variable column in MS SQL Server

If you need to create an index in order to improve performance of the queries running against table variable (@temptable) In MS SQL Server you can implicitly create a clustered index on a table variable by defining a primary key or unique constraint, however, it is generally more efficient to use a temporary table. Anyway let`s move on with an option of creating index on a table variable. For example, you need create simple table variable:

Forrards
March 18, 2023
Define SQL Server database permissions for development team

The dba routine includes developer's accounts management. Such as creating sql logins for new developers. There is usually a standard permissions list and database environment for code writing and testing. Let`s try to simplify the process.

Forrards
March 18, 2023

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