Introduction to SQL SUM, AVG, MIN, and MAX can only be used with numeric columns. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Scalar aggregate are multiple values returned from an SQL query that includes an aggregate function. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL commands is used to retrieve data? JOIN DELETE SELECT INSERT JOIN DELETE SELECT INSERT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Most companies keep at least two versions of any database they are using. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement is enclosed in: CAPITAL LETTERS. brackets -- [...]. braces -- {...}. parenthesis -- (...) . CAPITAL LETTERS. brackets -- [...]. braces -- {...}. parenthesis -- (...) . ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is a programming language. True False True False ANSWER DOWNLOAD EXAMIANS APP
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