August 2015 Archive


System Aspects of SQL

We now consider the question of how SQL fits into a complete programming environment. In "SQL in a Programming Environment" we see how to embed SQL in programs that are written in an ordinary programming language, such as C. A critical issue is how we move data

Using Shared Variables

A shared variable can be used in SQL statements in places where we expect or allow a constant. Remember that shared variables are preceded by a colon when so used. Here is an example in which we use the variables of "System Aspects of SQL" Example 1, as components

Page 1 of 1 Previous 1 Next