A recognized SQL expert and author of qSQL Instant Referenceq provides this guide for database programmers and administrators who need to learn SQL or want to know about changes in the new standard. The CD offers several commercial SQL compilers for the beginning to try out, code examples from the book, and an electronic reference to SQL commands.Attributes are shown in ovals and connected to the relevant entity or relationship by a line. ... Applying these techniques, then, the University database from the previous section would appear as shown in Figure 19.1 One thing you might notice from ... For this reason, it is often convenient to make the diagrams without showing all or any of the attributes and just keep a list of the attributes attached to eachanbsp;...
Title | : | Mastering SQL |
Author | : | Martin Gruber |
Publisher | : | Sybex - 2000 |
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