Indexes may be created or dropped at any time.

Introduction to SQL
Indexes may be created or dropped at any time.

True

False

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Introduction to SQL
To define what columns should be displayed in an SQL SELECT statement:

use USING to name the source table(s) and list the columns to be shown after SELECT.

use SELECT to name the source table(s) and list the columns to be shown after USING.

use FROM to name the source table(s) and list the columns to be shown after SELECT.

use USING to name the source table(s) and list the columns to be shown after WHER

use USING to name the source table(s) and list the columns to be shown after SELECT.

use SELECT to name the source table(s) and list the columns to be shown after USING.

use FROM to name the source table(s) and list the columns to be shown after SELECT.

use USING to name the source table(s) and list the columns to be shown after WHER

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Introduction to SQL
The command to eliminate a table from a database is:

DELETE TABLE CUSTOMER;

REMOVE TABLE CUSTOMER;

UPDATE TABLE CUSTOMER;

DROP TABLE CUSTOMER;

DELETE TABLE CUSTOMER;

REMOVE TABLE CUSTOMER;

UPDATE TABLE CUSTOMER;

DROP TABLE CUSTOMER;

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Introduction to SQL
Indexes can usually be created for both primary and secondary keys.

False

True

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

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;

SELECT city, temperature FROM weather ORDER BY temperature;

SELECT city FROM weather ORDER BY temperature;

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Introduction to SQL
The SQL statement: SELECT Number1 + Number 2 AS Total FROM NUMBER_TABLE; adds two numbers from each row together and lists the results in a column named Total.

True

False

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Introduction to SQL

Introduction to SQL Indexes may be created or dropped at any time.

Introduction to SQL To define what columns should be displayed in an SQL SELECT statement:

Introduction to SQL The command to eliminate a table from a database is:

Introduction to SQL Indexes can usually be created for both primary and secondary keys.

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

Introduction to SQL The SQL statement: SELECT Number1 + Number 2 AS Total FROM NUMBER_TABLE; adds two numbers from each row together and lists the results in a column named Total.

Introduction to SQL
Indexes may be created or dropped at any time.

Introduction to SQL
To define what columns should be displayed in an SQL SELECT statement:

Introduction to SQL
The command to eliminate a table from a database is:

Introduction to SQL
Indexes can usually be created for both primary and secondary keys.

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

Introduction to SQL
The SQL statement: SELECT Number1 + Number 2 AS Total FROM NUMBER_TABLE; adds two numbers from each row together and lists the results in a column named Total.