Chapter 2, How to use Oracle SQL Developer and other tools This chapter from Murach's Oracle SQL and PL/SQL explains how to work with Oracle SQL Developer and other tools. In this section, learn how ...

PostgreSQL subqueries allow one SQL query to run inside another, making it possible to solve filtering, aggregation, ...

As you will see in this chapter, companies use SQL Server for many types of applications and on most tiers now. Gone are the days when you would second guess yourself choosing to use SQL Server over a ...

With JSON now the default format for moving data between clients and servers, SQL Server adds JSON support to make it easier to get your data out of the database and down to the client. SQL Server ...

"Find the best-selling product from last year." When an AI system attempts to answer a question like this by querying a company database, even a single reference to a nonexistent item can cause the ...

SQL, or the structured query language, is a specialized programming language designed for working with databases. There are a few different variations of SQL from different organizations and projects, ...

SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and querying ...

Parameterized SQL queries can make PowerShell tools more secure and reliable while preserving smart quotes, emojis and other complex input.