SQL and IT tutorials

How to provision a new Azure SQL database ?

6 March 2023

Step by step tutorial for provisioning an Azure SQL database in the cloud using a Microsoft account. Welcome to this comprehensive guie to provision a new Azure SQL database. In today’s data-driven world, managing and analyzing data efficiently is more important than ever before. Microsoft Azure provides a powerful, scalable, and secure platform for managing your data, and with Azure SQL Database, you can …

Azure SQL Services main options: a concise deployment guide

27 February 2023

This article is a concise deployment guide with the main Azure SQL Services options. Azure SQL Services offer a suite of scalable, and flexible database solutions, designed to meet the needs of modern businesses. In this tutorial, we will explore the four available deployment options and their benefits. However Microsoft Azure offers three main options for Azure SQL Services : The fourth option is …

How to create a 12 months trial Azure Account ?

20 February 2023

Guide to create or activate a new Azure account with 12 month of free services using a credit card. Step by step tutorial on how to create a 12 months trial Azure Account to discover the MS Cloud. It is a crucial first step for anyone looking to utilize Microsoft’s cloud computing services. Whether you’re an individual looking to discover the tools using the …

How to create a Django project and application in Python?

13 February 2023

Step by step Python tutorial with script examples to create a Django project and application. Is this tutorial, let’s see how to create a Django project and application written in the Python programming language. Django is a high-level, open-source web framework written in Python that enables rapid development and clean, pragmatic design. It follows the Model-View-Controller (MVC) architectural pattern, which encourages the separation of …

How to delete a SQL Server function with a script ?

6 February 2023

How to delete a SQL Server function with a script? How to delete a user-defined SQL Server function with a T-SQL script, and avoid errors? This SQL commands allows to get rid of a SQL Server function. It also check if the function exists. This tutorial shows how to do this with simple examples. And the last example provides a script to drop all the …

Split string with delimiter into one column with SQL Server

18 November 2022

How to split a string with delimiter with XML or STRING_SPLIT functions with SQL Server ? Split a string with delimiter, like comma or semicolon, into one column using SQL Server. With a T-SQL query, it is possible to cut a string compounded of text, delimited by commas, semicolons, tabulations, dash, underscore, or even dots. It can basically be any special character that defines …

SQL Server UNPIVOT

7 June 2022

How to use a SQL Server unpivot query to transform columns to rows? It’s possible with this simple T-SQL un-pivot function example. The T-SQL Unpivot function can do it in one single query. It is the exact opposite of the PIVOT query. In this example, only the six first months of the year are used as columns, namely January to June. But you can …

Clustered index in SQL Server

14 April 2022

What is a SQL Server clustered index ? The definition of a SQL Server index is a structure, i.e. a file, stored physically in a disk. It’s like the master data file and the log data file that composes a database. Basically, to find the associated lines or rows faster, the index stores one or more key columns. So what’s the definition of a …

Drop an index in SQL Server with a script

8 August 2022

Another IT and more specifically a database tutorial on how to drop an index from a table in SQL Server. An index is associated with an existing table in a database. It can be a relational or transactional database. For example, learn here why it is important to implement maintenance plans to improve performance and management of MS SQL resources. Drop an index in …

Execute SQL Server stored procedures with parameters

14 July 2022

How to execute SQL Server stored procedures with input parameters? Depending on the implementation of the T-SQL code, execute SQL Server stored procedures with input parameters by providing values or default ones will be used. First you must set the value NULL in the procedure code. This is because we create the parameters in a mandatory or a non-mandatory way. For optional parameters, we …

Store a SQL Server column in a variable with delimiters

10 November 2022

Query to store the contents of a SQL Server column in a variable, inline and with delimiters. SQL tutorial to read and store the result from a SQL Server column in a variable, and with separators. In some cases, it is useful to get all the values of a column in a T-SQL variable and add a delimiter. How to store the contents of …

How to install SSIS in Visual Studio 2019 ?

23 August 2022

How to install the SQL Server Integration Services, i.e., SSIS projects, in Visual Studio 2019? This is a Microsoft tutorial about installing SSIS in Visual Studio 2019. Of course, we assume that Visual Studio 2019 is already installed on your computer, which is using for example the Windows 10 operating system. With Visual Studio 2017, SSIS, SSAS and SSRS projects were available with the …

Import an Excel file into a SQL table with SSIS

6 September 2022

Import an Excel file into a SQL Server table with an SSIS package. Step by step tutorial to import data from an Excel file (xslx) into a SQL Server table with an SSIS package. Here, the target is a SQL Server database. From Visual Studio, use the native Excel component available in the SSIS data stream source connections. Load Excel files into SQL Server …

Manage Excel data type with SSIS

31 March 2022

How to manage Excel column data type with SSIS with the sampling registry key? The integration of Excel files via SSIS requires you to freeze the data type in the OLEDB component. This is because the Excel data type is determined in SSIS by sampling the first 8 rows of the default column in the OLEDB component for Excel sources. To manage Excel data …

Import an XML file into a SQL table with SSIS

13 October 2022

Tutorial to import an XML file into a SQL Server table with an SSIS package. To import a file in XML format into a SQL Server table with SSIS, it is necessary to provide the schema in XSD format that represents the structure of the file. In this case, the XSD file is automatically generated by Visual Studio and Integration Services. This tutorial explains …

Access Database Engine 2016 Excel driver for SSIS

2 September 2022

Download, install and use the Excel Access Database Engine 2016 drivers for SSIS. Download the named drivers Access database engine 2016 for MS Office is needed to connect to Excel from other systems like SSIS. It is available in 32-bit or 64-bit. Indeed, to connect to Office Excel files, installing the drivers on the system is necessary. This set of components is called Driver …

Export SQL Server data into a CSV file with SSIS

9 September 2022

Export data from a SQL Server table to a text file in CSV format with an SSIS package. This tutorial explains how to export the SQL Server data into a CSV file with SSIS. The export here is in CSV format, and SSIS offers many other options. SSIS has been one of the leaders in the field of ETL and data integration for many …

Work with SQL Server using Python and pyodbc

20 December 2022

How to connect to SQL Server with a Python script and the pyodbc library to create a table, select, update and delete data? Welcome to this tutorial on how to work with SQL Server databases using Python and pyodbc! In this course, you will learn how to use Python to interact with a SQL Server database. Whether you’re a beginner or an advanced user, …

Basic Python syntax with code examples

9 December 2022

Tutorial about the basic Python syntax with indentation, variables, loops and control structures code examples. What are the basic Python syntax and how to use them in practical examples? Python is a popular programming language known for its simplicity, readability, and versatility. In this blog post, we will cover the basic syntax of Python, including indentation, variables, loops, and control structures. er_page_title –>To start …

How to export a SQL Server table into a CSV file in Python?

2 January 2023

Python code example to extract SQL Server data from a table into a CSV file, using the pyodbc and the csv modules. In this tutorial, we will learn how to export a SQL Server table into a CSV file using only Python scripts. We will go through 4 main steps. The first one is creating a sample table in SQL Server. The second one …

User-defined functions in Python

12 December 2022

Tutorial to learn how to create user-defined functions in Python using arguments, scope and recursivity. Functions, including user-defined functions in Python, are blocks of organized, reusable code that are given a name and used to perform a specific task. They provide modularity and code reuse in programming. They are used to perform a specific task, and they can be called upon whenever that task …

How to import an XML document into SQL Server using Python?

16 January 2023

Data is a crucial element in any organization, and with the rapid growth of technology, the amount of data being generated is increasing exponentially. XML data is a popular format for representing structured data in a readable and machine-readable way. However, working with XML data can be challenging, especially when dealing with large datasets. In this tutorial, we will learn how to import XML …

Python Modules

13 December 2022

Tutorial on how to use modules in Python like import, create, document and define classes with scripts examples. This part of the Python course is about the Python modules. A module in Python is simply a file that contains definitions, functions, and statements. Here’s a detailed explanation of how modules work in Python, with code examples to illustrate each concept:

Work with SQL Server using Python and pyodbc

20 December 2022

Copy files recursively in PowerShell including subfolders

10 August 2022

This computer tutorial shows how to copy files and folders recursively in PowerShell, using the Windows Copy-Item command. The Copy-Item command allows you to copy a large number of files and folders recursively, in a single command. PowerShell is a shell used to execute commands written in the Windows PowerShell scripting language. The user can run scripts on Windows servers or clients, which are …

How to uninstall the SQL Server Integration Services Projects from Visual Studio 2019? Microsoft tutorial that explains how to uninstall SSIS from Visual Studio 2019, i.e., the additional extension called SQL Server Integration Services Projects. SSIS services and the SSIS projects extension are two different things. The local installation of SSIS with Visual Studio, however, allows packages to be run locally only. After the …

Manage SQL Server temporary tables using T-SQL code

22 August 2022

How to create and manage SQL Server temporary tables with T-SQL code? SSMS and T-SQL provides the options to manage SQL Server temporary tables. These objects can be used to store intermediate results during complex T-SQL code execution. Temporary tables can be a valuable tool for optimizing performance and simplifying code, but managing them can be challenging. In this blog post, we will explore …

Enterprise Performance Management (EPM)

9 August 2022

EPM is a field of Business Performance Management (BPM) that considers the visibility of operations in a closed-loop model across all facets of the enterprise. Several emerging areas in the EPM domain are driven by corporate or organisational initiatives, academic and technology research and commercial approaches such as EPM solution vendors (SAP BPC, Oracle Hyperion Essbase, IBM Cognos TM1, etc.). Enterprise Performance Management (EPM) …

SaaS or Software as a Service

11 August 2022

Definition of the concept of SaaS or Software as a Service. Software as a Service (SaaS) is a type of software that is hosted on the cloud and can be accessed through the internet. It is also known as “software as a service” in French. One of the advantages of using SaaS for business owners is that they do not need to purchase or …

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