SQL: SQL stands for “Structured Query Language”. The current version of SQL is “ANSI SQL – 92”. It contains constructs which are used to define and process database . They are executed using DBMS-supplied command prompt. SQL is not a programming language. It is text-based and it is also called as data sublanguage. In order to get SQL as a complete programming language, it should be included in scripting languages like Java, C#, and so on. ALTER TABLE Statement: “ALTER TABLE” statement comes under Data Definition Language. It is used to modify column, add constraints, add column(s), drop column, rename column name and table name, drop constraints, and so on. To add a new column, “ADD COLUMN” keyword should be used after mentioning the table name. Syntax: Syntax to add a column to an existing table is as follows: (The below query was executed in SQL Server Management Studio). ALTER TABLE table_Name ADD COLUMN column_Name datatype;

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Answer 1

Question

Chapter 3, Problem 3.47RQ

Program Plan Intro

SQL:

SQL stands for “Structured Query Language”.

The current version of SQL is “ANSI SQL – 92”.

It contains constructs which are used to define and process database. They are executed using DBMS-supplied command prompt.

SQL is not a programming language. It is text-based and it is also called as data sublanguage. In order to get SQL as a complete programming language, it should be included in scripting languages like Java, C#, and so on.

ALTER TABLE Statement:

“ALTER TABLE” statement comes under Data Definition Language. It is used to modify column, add constraints, add column(s), drop column, rename column name and table name, drop constraints, and so on. To add a new column, “ADD COLUMN” keyword should be used after mentioning the table name.

Syntax:

Syntax to add a column to an existing table is as follows: (The below query was executed in SQL Server Management Studio).

ALTER TABLE table_Name ADD COLUMN column_Name datatype;

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Answer 2

Question

Chapter 3, Problem 3.47RQ

Program Plan Intro

SQL:

SQL stands for “Structured Query Language”.

The current version of SQL is “ANSI SQL – 92”.

It contains constructs which are used to define and process database. They are executed using DBMS-supplied command prompt.

SQL is not a programming language. It is text-based and it is also called as data sublanguage. In order to get SQL as a complete programming language, it should be included in scripting languages like Java, C#, and so on.

ALTER TABLE Statement:

“ALTER TABLE” statement comes under Data Definition Language. It is used to modify column, add constraints, add column(s), drop column, rename column name and table name, drop constraints, and so on. To add a new column, “ADD COLUMN” keyword should be used after mentioning the table name.

Syntax:

Syntax to add a column to an existing table is as follows: (The below query was executed in SQL Server Management Studio).

ALTER TABLE table_Name ADD COLUMN column_Name datatype;

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 3, Problem 3.47RQ

Program Plan Intro

SQL:

SQL stands for “Structured Query Language”.

The current version of SQL is “ANSI SQL – 92”.

It contains constructs which are used to define and process database. They are executed using DBMS-supplied command prompt.

SQL is not a programming language. It is text-based and it is also called as data sublanguage. In order to get SQL as a complete programming language, it should be included in scripting languages like Java, C#, and so on.

ALTER TABLE Statement:

“ALTER TABLE” statement comes under Data Definition Language. It is used to modify column, add constraints, add column(s), drop column, rename column name and table name, drop constraints, and so on. To add a new column, “ADD COLUMN” keyword should be used after mentioning the table name.

Syntax:

Syntax to add a column to an existing table is as follows: (The below query was executed in SQL Server Management Studio).

ALTER TABLE table_Name ADD COLUMN column_Name datatype;

Expert Solution & Answer

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See solution

Answer 4

Question

Chapter 3, Problem 3.47RQ

Program Plan Intro

SQL:

SQL stands for “Structured Query Language”.

The current version of SQL is “ANSI SQL – 92”.

It contains constructs which are used to define and process database. They are executed using DBMS-supplied command prompt.

SQL is not a programming language. It is text-based and it is also called as data sublanguage. In order to get SQL as a complete programming language, it should be included in scripting languages like Java, C#, and so on.

ALTER TABLE Statement:

“ALTER TABLE” statement comes under Data Definition Language. It is used to modify column, add constraints, add column(s), drop column, rename column name and table name, drop constraints, and so on. To add a new column, “ADD COLUMN” keyword should be used after mentioning the table name.

Syntax:

Syntax to add a column to an existing table is as follows: (The below query was executed in SQL Server Management Studio).

ALTER TABLE table_Name ADD COLUMN column_Name datatype;

Expert Solution & Answer

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See solution

Answer 5

Chapter 3, Problem 3.47RQ

Program Plan Intro

SQL:

SQL stands for “Structured Query Language”.

The current version of SQL is “ANSI SQL – 92”.

It contains constructs which are used to define and process database. They are executed using DBMS-supplied command prompt.

SQL is not a programming language. It is text-based and it is also called as data sublanguage. In order to get SQL as a complete programming language, it should be included in scripting languages like Java, C#, and so on.

ALTER TABLE Statement:

“ALTER TABLE” statement comes under Data Definition Language. It is used to modify column, add constraints, add column(s), drop column, rename column name and table name, drop constraints, and so on. To add a new column, “ADD COLUMN” keyword should be used after mentioning the table name.

Syntax:

Syntax to add a column to an existing table is as follows: (The below query was executed in SQL Server Management Studio).

ALTER TABLE table_Name ADD COLUMN column_Name datatype;

Answer 6

Chapter 3, Problem 3.47RQ

Program Plan Intro

SQL:

SQL stands for “Structured Query Language”.

The current version of SQL is “ANSI SQL – 92”.

It contains constructs which are used to define and process database. They are executed using DBMS-supplied command prompt.

SQL is not a programming language. It is text-based and it is also called as data sublanguage. In order to get SQL as a complete programming language, it should be included in scripting languages like Java, C#, and so on.

ALTER TABLE Statement:

“ALTER TABLE” statement comes under Data Definition Language. It is used to modify column, add constraints, add column(s), drop column, rename column name and table name, drop constraints, and so on. To add a new column, “ADD COLUMN” keyword should be used after mentioning the table name.

Syntax:

Syntax to add a column to an existing table is as follows: (The below query was executed in SQL Server Management Studio).

ALTER TABLE table_Name ADD COLUMN column_Name datatype;

Answer 7

Chapter 3, Problem 3.47RQ

Program Plan Intro

SQL:

SQL stands for “Structured Query Language”.

The current version of SQL is “ANSI SQL – 92”.

It contains constructs which are used to define and process database. They are executed using DBMS-supplied command prompt.

SQL is not a programming language. It is text-based and it is also called as data sublanguage. In order to get SQL as a complete programming language, it should be included in scripting languages like Java, C#, and so on.

ALTER TABLE Statement:

“ALTER TABLE” statement comes under Data Definition Language. It is used to modify column, add constraints, add column(s), drop column, rename column name and table name, drop constraints, and so on. To add a new column, “ADD COLUMN” keyword should be used after mentioning the table name.

Syntax:

Syntax to add a column to an existing table is as follows: (The below query was executed in SQL Server Management Studio).

ALTER TABLE table_Name ADD COLUMN column_Name datatype;

Answer 8

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Answer 9

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Answer 10

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Answer 11

Ch. 3 - Prob. 3.1RQ Ch. 3 - What is a data sublanguage?Ch. 3 - Prob. 3.3RQ Ch. 3 - Prob. 3.4RQ Ch. 3 - Prob. 3.5RQ Ch. 3 - Why do some standard SQL-92 statements fail to run...Ch. 3 - Use the following tables for your answers to...Ch. 3 - Write an SQL CREATE TABLE statement to create the...Ch. 3 - Prob. 3.9RQ Ch. 3 - Prob. 3.10RQ

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Chapter 3 Solutions