Introduction to SQL Indexes may be created or dropped at any time. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL If you are going to use a combination of three or more AND and OR conditions, it is often easier to use the NOT and NOT IN operators. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement is enclosed in: braces -- {...}. CAPITAL LETTERS. brackets -- [...]. parenthesis -- (...) . braces -- {...}. CAPITAL LETTERS. brackets -- [...]. parenthesis -- (...) . ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL commands is used to retrieve data? SELECT JOIN INSERT DELETE SELECT JOIN INSERT DELETE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to retrieve only unique values? UNIQUE DISTINCTIVE DISTINCT DIFFERENT UNIQUE DISTINCTIVE DISTINCT DIFFERENT ANSWER DOWNLOAD EXAMIANS APP
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