Technologies

Nisarg Upadhyay
Data from Remote PostgreSQL server

Understanding the OPENQUERY function in SQL Server

June 24, 2022 by

In this article, we are going to learn about the OPENQUERY function. It is used to run an ad-hoc distributed query on the remote data source using the linked server. There are various ways to query the remote data source. You can read this article, Querying remote data sources in SQL Server, to learn more about querying the remote data source. It is also used to execute pass-through queries to run INSERT, UPDATE and DELETE statements on the tables of the database configured in the linked server.

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Nisarg Upadhyay
Drop temp table: run stored procedure

Drop temp tables in PostgreSQL

March 22, 2022 by

In this article, we are going to learn how we can drop the temp table in PostgreSQL. The temp table is used to store data temporarily. Suppose you want to format or manipulate the data using aggregate and string functions. So instead of processing and formatting the data in the base table, it is preferred to populate data from the base table and store it in a temporary table. You can process and format the data stored in a temporary table. The syntax to create a temporary table and regular table are the same. You can add indexes, constraints, statistics to the temporary tables. In this article, we are going to learn the following topics:

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Nisarg Upadhyay
Data has been imported

Configure ODBC drivers for Azure Database for PostgreSQL

January 24, 2022 by

This article helps you learn how to configure an ODBC driver to connect the Azure Database for PostgreSQL. In my previous article, Configure ODBC drivers for PostgreSQL, you learned the step-by-step process to download, install and configure the ODBC driver for PostgreSQL. We also learned the process of creating a DSN used to connect PostgreSQL and populate data from it.

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Rajendra Gupta
Open file in visual studio code

Deploying Azure Container Instances using YAML

January 21, 2022 by

The Azure Container Instances provides a flexible solution for implementing container-based images in Azure infrastructure quickly. It does not require building the virtual machine, installing applications like Microsoft SQL Server, or configuring the software. You can choose the container images from the libraries and build solutions. You can use non-persisted(default) and persisted storage to avoid losing container data if your container status changes to Stopped and restarted.

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Nisarg Upadhyay
General Page in New Linked Server

Configure a Linked Server between SQL Server and PostgreSQL using ODBC drivers

December 6, 2021 by

This article explains configuring a linked server between SQL Server 2019 and PostgreSQL. In my previous article named Configure ODBC drivers for PostgreSQL, we got introduced to the ODBC driver of PostgreSQL. We also learned how we could download, install, and configure it. In this article, we will explore how we can utilize the ODBC driver to access the data of the PostgreSQL from SQL Server 2019.

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Aveek Das
Extracting date parts from the timezone - date and time

Working with Date and Time Functions in PostgreSQL

November 26, 2021 by

Working with Date and Time calculations is an integral part of any Data Analytics solution. Be it financial data or any data related to sales, dates always play a pivotal role in analyzing the trends and hence draw a pattern out from them. Some of the most commonly used KPIs that involve date and time calculations are monthly sales, quarterly web traffic, year-over-year growth etc. These KPIs help businesses understand and gauge their performance and also aids in making decisions necessary for their development. In this article, we are going to explore some of the important Date and Time functions that can be used in PostgreSQL and how they can be implemented henceforth.

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Aveek Das
Creating an AWS Athena instance and querying it

Using SQL Server to query data from Amazon Athena

November 5, 2021 by

In this article, we are going to use SQL Server to query data that resides in Amazon S3 buckets with the help of Amazon Athena. SQL Server is one of the most popular relational database management systems developed by Microsoft. SQL Server can be installed on-premises or on popular cloud services like Azure or AWS. For the purpose of this demonstration, we are going to use SQL Server that has been installed on-premises. Also, as a pre-requisite for this tutorial, we would need to have an AWS account valid and some knowledge about Amazon Athena.

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