Forrards Blog

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Database consultancy: Hierarchy in MS SQL Server

In our time of greatest prevalence of databases were relational databases, which are the main targets of the tables and the relationships between them. Tables can solve most problems for data storage and manipulation. But in the real world entity requiring storage is not always presented in a tabular form. One of these very common types of data structures other than the table is a tree structure, where each data element is the parent and the offspring. An example of such a structure may be the structure of state enterprises, which is headed by the director (the root of the tree), his deputies, heads of departments from which are subject to certain deputies, employees of departments, which are subject to the rulers.

Forrards
March 31, 2023
Database consultancy: Reports generator for MySQL

No matter how much you've worked with MySQL, from time to time a modern and reliable report generator is needed. The up to date reports generator should have the following capabilities:

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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