The SQL statement: SELECT Name, COUNT(*) FROM NAME_TABLE; counts the number of name rows and displays this total in a table with a single row and a single column.

Introduction to SQL
The SQL statement: SELECT Name, COUNT(*) FROM NAME_TABLE; counts the number of name rows and displays this total in a table with a single row and a single column.

True

False

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Introduction to SQL
The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs

TRUE

Hi

FLASE

Nothing

TRUE

Hi

FLASE

Nothing

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Introduction to SQL
What is a view?

A view is a virtual table which results of executing a pre-compiled query. A view is not part of the physical database schema, while the regular tables are.

A view is a special stored procedure executed when certain event occurs.

None of these

A view is a database diagram.

A view is a virtual table which results of executing a pre-compiled query. A view is not part of the physical database schema, while the regular tables are.

A view is a special stored procedure executed when certain event occurs.

None of these

A view is a database diagram.

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Introduction to SQL
The SELECT command, with its various clauses, allows users to query the data contained in the tables and ask many different questions or ad hoc queries.

True

False

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Introduction to SQL
Find the temperature in increasing order of all cities

SELECT city, temperature FROM weather ORDER BY temperature;

SELECT city FROM weather ORDER BY temperature;

SELECT city, temperature FROM weather;

SELECT city, temperature FROM weather ORDER BY city;

SELECT city, temperature FROM weather ORDER BY temperature;

SELECT city FROM weather ORDER BY temperature;

SELECT city, temperature FROM weather;

SELECT city, temperature FROM weather ORDER BY city;

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Introduction to SQL
A view is which of the following?

A base table that cannot be accessed via SQL commands

A virtual table that can be accessed via SQL commands

A base table that can be accessed via SQL commands

A virtual table that cannot be accessed via SQL commands

A base table that cannot be accessed via SQL commands

A virtual table that can be accessed via SQL commands

A base table that can be accessed via SQL commands

A virtual table that cannot be accessed via SQL commands

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Introduction to SQL

Introduction to SQL The SQL statement: SELECT Name, COUNT(*) FROM NAME_TABLE; counts the number of name rows and displays this total in a table with a single row and a single column.

Introduction to SQL The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs

Introduction to SQL What is a view?

Introduction to SQL The SELECT command, with its various clauses, allows users to query the data contained in the tables and ask many different questions or ad hoc queries.

Introduction to SQL Find the temperature in increasing order of all cities

Introduction to SQL A view is which of the following?

Introduction to SQL
The SQL statement: SELECT Name, COUNT(*) FROM NAME_TABLE; counts the number of name rows and displays this total in a table with a single row and a single column.

Introduction to SQL
The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs

Introduction to SQL
What is a view?

Introduction to SQL
The SELECT command, with its various clauses, allows users to query the data contained in the tables and ask many different questions or ad hoc queries.

Introduction to SQL
Find the temperature in increasing order of all cities

Introduction to SQL
A view is which of the following?