SQL data definition commands make up a(n) ________ .

Introduction to SQL
SQL data definition commands make up a(n) ________ .

DDL

DML

XML

HTML

DDL

DML

XML

HTML

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Introduction to SQL
Table employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM employee WHERE SALARY > ALL (SELECT SALARY FROM EMPLOYEE);prints

0

9

10

5

0

9

10

5

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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' OR 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' 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' 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' AND temperature > 70;

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Introduction to SQL
Which of the following is the original purpose of SQL?

All of these

To define the data structures

To specify the syntax and semantics of SQL manipulation language

To specify the syntax and semantics of SQL data definition language

All of these

To define the data structures

To specify the syntax and semantics of SQL manipulation language

To specify the syntax and semantics of SQL data definition language

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Introduction to SQL
Which SQL statement is used to delete data FROM a database?

ALTER

COLLAPSE

REMOVE

DELETE

ALTER

COLLAPSE

REMOVE

DELETE

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Introduction to SQL
The SQL keyword(s) ________ is used with wildcards.

LIKE only

IN and NOT IN

NOT IN only

IN only

LIKE only

IN and NOT IN

NOT IN only

IN only

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Introduction to SQL

Introduction to SQL SQL data definition commands make up a(n) ________ .

Introduction to SQL Table employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM employee WHERE SALARY > ALL (SELECT SALARY FROM EMPLOYEE);prints

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 Which of the following is the original purpose of SQL?

Introduction to SQL Which SQL statement is used to delete data FROM a database?

Introduction to SQL The SQL keyword(s) ________ is used with wildcards.

Introduction to SQL
SQL data definition commands make up a(n) ________ .

Introduction to SQL
Table employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM employee WHERE SALARY > ALL (SELECT SALARY FROM EMPLOYEE);prints

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
Which of the following is the original purpose of SQL?

Introduction to SQL
Which SQL statement is used to delete data FROM a database?

Introduction to SQL
The SQL keyword(s) ________ is used with wildcards.