SQL-Abfragen für bloße Sterbliche: Eine praktische Anleitung zur Datenmanipulation in SQL von Jo
70,01 €
He demystifies all aspects of SQL query writing, from simple data selection and filtering to joining multiple tables and modifying sets of data.Building on the basics, Viescas shows how to solve challenging real-world problems, including applying multiple complex conditions on one table, performing sophisticated logical evaluations, and using unlinked tables to think "outside the box.
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