Présentation par l'éditeur

Crafted for hands-on learning and tested in classrooms worldwide, this book illuminates in-depth every Oracle SQL technique you'll need. From the simplest query fundamentals through the newest regular expression database enhancements, you will focus on the tasks that matter most. Hundreds of guided lab exercises will systematically strengthen your expertise in writing effective, high-performance SQL Along the way, you will acquire an arsenal of useful Oracle SQL knowledge and techniques: an extraordinary library of solutions for your real-world challenges with Oracle SQL.

• Creating and using tables, views, indexes, and sequences
• Working in SQL*Plus and /SQL*Plus environments
• Oracle functions in depth-especially number, character, date, timestamp, interval, time zone, aggregate, and analytical functions
• All types of joins, including equijoins, outer joins, self joins, and ANSI join syntax options
• Every type of subquery, including correlated and scalar subqueries, set operators, hierarchical queries, flashback queries, data dictionary, regular expressions, and more
• Common pitfalls to avoid and solutions for common mistakes
• Practical performance, security, and architectural solutions
• Insights, tips, and tricks-of-the-trade from an experienced Oracle professional
• For every database developer, administrator, designer, or architect, regardless of experience!

Au sommaire

• SQL and data
• SQL: the basics
• Character, number, and miscellaneous functions
• Date and conversion functions
• Aggregate functions, group by, and having
• Equijoins
• Subqueries
• Set operators
• Complex joins
• Insert, update, and delete
• Create, alter, and drop tables
• Views, indexes, and sequences
• The data dictionary and advanced SQL*plus commands
• Security
• Regular expressions and hierarchical queries
• Exploring data warehousing features
• SQL optimization

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