To write SQL queries that work on any database, you should use ANSI SQL as much as possible and avoid vendor-specific extensions, such as proprietary functions, data types, or syntax.

Writing a document database query involves identifying the collection or document to query, specifying the criteria or filter to apply, projecting the fields to return, ...

SQL - The Query Writing Bootcamp [2019] by Udemy. In this course you will learn SQL by working hands on with a Relational Database - [RDBMS]. At the end of this course you will know how to CREATE ...

Learn how to write a program in C# to query and connect to an Azure SQL database in the cloud. This article describes every step for people who are new to Azure SQL Database, C#, and ADO.NET. Others ...

Entity Framework Core allows you to store and retrieve data to and from an in-memory database. It’s a quick and easy way to test your ASP.NET Core 6 web applications.

This obviously has big implications for performance. The lesson here is that if you’re going to write your own SQL query in the Query Editor, you should make sure it does all of the expensive filters ...

Here are a couple of examples of queries that can be customized to report on the indexes for a list of tables that are going to be used in a SQL query to be written: For a DB2 zOS database try the ...

I'm willing to PayPal someone a few bucks if they can answer this. Or you can have my undying admiration and respect. Either one, fine with me.<BR><BR>I have a database table that stores the cost ...