SQL and relational theory how to write accurate SQL code
SQL is full of difficulties and traps for the unwary. You can avoid them if you understand relational theory, but only if you know how to put that theory into practice. In this book, Chris Date explains relational theory in depth, and demonstrates through numerous examples and exercises how you can...
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| Format: | eBook |
| Language: | Inglés |
| Published: |
Sebastopol, CA :
O'Reilly
2015.
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| Edition: | 3rd ed |
| Subjects: | |
| See on Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009629979206719 |
| Summary: | SQL is full of difficulties and traps for the unwary. You can avoid them if you understand relational theory, but only if you know how to put that theory into practice. In this book, Chris Date explains relational theory in depth, and demonstrates through numerous examples and exercises how you can apply it to your use of SQL. This third edition has been revised, extended, and improved throughout. Topics whose treatment has been expanded include data types and domains, table comparisons, image relations, aggregate operators and summarization, view updating, and subqueries. A special feature of this edition is a new appendix on NoSQL and relational theory. |
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| Item Description: | Includes index. |
| Physical Description: | 1 online resource (584 p.) |
| Bibliography: | Includes bibliographical references and index. |
| ISBN: | 9781491941133 9781491941164 9781491941157 |
