The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column.

Introduction to SQL
The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column.

True

False

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Introduction to SQL
Which SQL keyword is used to retrieve only unique values?

UNIQUE

DISTINCTIVE

DIFFERENT

DISTINCT

UNIQUE

DISTINCTIVE

DIFFERENT

DISTINCT

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Introduction to SQL
Count function in SQL returns the number of

values.

distinct values.

groups.

columns.

values.

distinct values.

groups.

columns.

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Introduction to SQL
SQL provides the AS keyword, which can be used to assign meaningful column names to the results of queries using the SQL built-in functions.

True

False

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Introduction to SQL
Find the name of those cities with temperature and condition whose condition is either sunny or cloudy but temperature must be greater than 70oF.

SELECT city, temperature, condition FROM weather WHERE condition = 'sunny' AND condition = 'cloudy' AND temperature > 70;

SELECT city, temperature, condition FROM weather WHERE condition = 'sunny' OR condition = 'cloudy' OR temperature > 70;

SELECT city, temperature, condition FROM weather WHERE condition = 'sunny' OR condition = 'cloudy' AND temperature > 70;

SELECT city, temperature, condition FROM weather WHERE condition = 'sunny' AND condition = 'cloudy' OR temperature > 70;

SELECT city, temperature, condition FROM weather WHERE condition = 'sunny' AND condition = 'cloudy' AND temperature > 70;

SELECT city, temperature, condition FROM weather WHERE condition = 'sunny' OR condition = 'cloudy' OR temperature > 70;

SELECT city, temperature, condition FROM weather WHERE condition = 'sunny' OR condition = 'cloudy' AND temperature > 70;

SELECT city, temperature, condition FROM weather WHERE condition = 'sunny' AND condition = 'cloudy' OR temperature > 70;

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Introduction to SQL
When three or more AND and OR conditions are combined, it is easier to use the SQL keyword(s):

LIKE only.

NOT IN only.

IN only.

Both IN and NOT IN.

LIKE only.

NOT IN only.

IN only.

Both IN and NOT IN.

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Introduction to SQL

Introduction to SQL The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column.

Introduction to SQL Which SQL keyword is used to retrieve only unique values?

Introduction to SQL Count function in SQL returns the number of

Introduction to SQL SQL provides the AS keyword, which can be used to assign meaningful column names to the results of queries using the SQL built-in functions.

Introduction to SQL Find the name of those cities with temperature and condition whose condition is either sunny or cloudy but temperature must be greater than 70oF.

Introduction to SQL When three or more AND and OR conditions are combined, it is easier to use the SQL keyword(s):

Introduction to SQL
The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column.

Introduction to SQL
Which SQL keyword is used to retrieve only unique values?

Introduction to SQL
Count function in SQL returns the number of

Introduction to SQL
SQL provides the AS keyword, which can be used to assign meaningful column names to the results of queries using the SQL built-in functions.

Introduction to SQL
Find the name of those cities with temperature and condition whose condition is either sunny or cloudy but temperature must be greater than 70oF.

Introduction to SQL
When three or more AND and OR conditions are combined, it is easier to use the SQL keyword(s):