Автор: Roopesh Ramklas
Издательство: Oracle Press
Год: 2014
Страниц: 550
Язык: Английский
Формат: PDF (Изначально электронное)
ISBN: 0071820280
Аннотация:
A Complete Study System for OCA Exam 1Z0-061
Prepare for the Oracle Certified Associate Oracle Database 12c SQL Fundamentals I exam with this Oracle Press guide. Each chapter features challenging exercises, a certification summary, a two-minute drill, and a self-test to reinforce the topics presented. This authoritative resource helps you pass the exam and also serves as an essential, on-the-job reference. Get complete coverage of all OCA objectives for exam 1Z0-061, including:
-Data retrieval using the SQL SELECT statement
-Restricting and sorting data
-Single-row functions
-Using conversion functions and conditional expressions
-Reporting aggregated data with the group functions
-Displaying data from multiple tables with joins
-Using subqueries to solve problems
-Using the set operators
-Manipulating data with DML statements
-Using DDL statements to create and manage tables
Electronic content includes:
150+ practice exam questions with detailed answers and explanations
Score report performance assessment tool
PDF copy of the book
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