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 ... this by using examples in DDL, using ...

In May 1974, Donald Chamberlin and Raymond Boyce published a paper on SEQUEL, a structured query ... in SQL that can have real and potentially catastrophic consequences. For example, missing ...

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 ...

Whether it’s parsing XML content, building HTML for the browser or trying to understand what ... especially when user data is involved. Such is the case with SQL queries. They seem so innocent, and so ...

For this example you create a view descriptor, VLIB.ALLEMP, based on SYBASE data. The outer PROC SQL query retrieves data from the view descriptor; the subquery uses a Pass-Through query to retrieve ...

Maybe the query runs well on a local set of test data but fails miserably on the production system. I don’t expect SQL developers to become administrators, but they must take production issues ...