Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...

In this Microsoft SQL Server and JDBC tutorial, you'll learn how to connect to a Microsoft SQL Server in Java using JDBC. The steps are relatively straightforward: Each database is different, so ...

Thanks to the technology behind ChatGPT, it’s become surprisingly simple to query a data set in plain English. As with most generative AI, results from OpenAI’s API are still imperfect, which means ...

Last time, I discussed how to get PowerShell and SQLPS up and running on your machines. And much like my dog chasing its tail, you're probably asking yourself, "Now that I have it, what do I do with ...

SQL is about as easy as it gets in the world of programming, and yet its learning curve is still steep enough to prevent many people from interacting with relational databases. Salesforce’s AI ...

I would like the user to be able to click a button on the web page that will run a SQL query (canned report) and export the result data to an Excel spreadsheet. The data does not need to display on ...

Unless a "neutral" third party publishes them, we tend to view benchmarks as self-serving exercises that vendors typically stack in their own favor. But recent benchmarks issued by Cloudera and ...

SQL is the gateway drug to enterprise adoption says analysts at recent developer conference. Hadoop Summit, leading big data developer conference, saw the maturation of the Hadoop ecosystem. Hadoop is ...

I'm writing some code in C# where I need to (inner?) join two tables into a DataSet / DataTable.<BR><BR>Essentially, I have two tables. Both have columns called "TestId" and "OperationId". Both are ...

Facebook has released Presto -- a distributed SQL query engine optimized for running ad-hoc interactive queries on data sources up to petabytes in size -- to the open source community under the Apache ...