Introduction to SQL Which of the following must be enclosed in double quotes? Strings Column Alias All of these Dates Strings Column Alias All of these Dates ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following join is also called as an 'inner-join'? None of these Self-Join Equijoin Non-Equijoin None of these Self-Join Equijoin Non-Equijoin ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statement that queries or reads data from a table is ________ . QUERY READ SELECT None of these QUERY READ SELECT None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL ON UPDATE CASCADE ensures which of the following? All of these Materialized Views Normalization Data Integrity All of these Materialized Views Normalization Data Integrity ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What operator tests column for the absence of data? EXISTS operator NOT operator None of these IS NULL operator EXISTS operator NOT operator None of these IS NULL operator ANSWER DOWNLOAD EXAMIANS APP
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