Difference between revisions of "SELECT Quiz"

From SQLZOO
Jump to: navigation, search
(16 intermediate revisions by 3 users not shown)
Line 1: Line 1:
 
SELECT quiz
 
SELECT quiz
−
 
 
<div class="ref_section">
 
<div class="ref_section">
 
<table class='db_ref'><tr>
 
<table class='db_ref'><tr>
Line 45: Line 44:
 
{Select the code which shows the countries with a population between 100000000 and 200000000
 
{Select the code which shows the countries with a population between 100000000 and 200000000
 
|type="()"}
 
|type="()"}
 +
- SELECT name, population FROM bbc WHERE area BETWEEN 100000000 AND 200000000
 
- SELECT name, population FROM bbc WHERE population BETWEEN (100000000, 200000000)
 
- SELECT name, population FROM bbc WHERE population BETWEEN (100000000, 200000000)
−
- SELECT name, population FROM bbc WHERE population BETWEEN 100000000, 200000000
 
 
+ SELECT name, population FROM bbc WHERE population BETWEEN 100000000 AND 200000000
 
+ SELECT name, population FROM bbc WHERE population BETWEEN 100000000 AND 200000000
−
- SELECT name, population FROM bbc WHERE area BETWEEN 100000000 AND 200000000
+
- SELECT name, population FROM bbc WHERE population BETWEEN 100000000, 200000000
 
- SELECT population FROM bbc WHERE population BETWEEN 100000000 AND 200000000
 
- SELECT population FROM bbc WHERE population BETWEEN 100000000 AND 200000000
 +
 +
{Pick the result you would obtain from this code: SELECT name, population FROM bbc WHERE name LIKE "Al%"
 +
<table style='float:left'><caption>Table-A</caption>
 +
  <tr>
 +
    <td>Albania</td>
 +
  </tr>
 +
<tr>
 +
  <td>Algeria</td></tr></table>
 +
<table style='float:left'><caption>Table-B</caption>
 +
  <tr>
 +
    <td>%bania</td>
 +
    <td>3200000</td>
 +
  </tr>
 +
<tr>
 +
  <td>%geria</td>
 +
<td>32900000</td></tr></table>
 +
<table style='float:left'><caption>Table-C</caption><tr>
 +
  <td>Al</td>
 +
<td>0 </td></tr></table>
 +
<table style='float:left'><caption>Table-D</caption><tr>
 +
  <td>Albania</td>
 +
  <td>3200000</td></tr></table>
 +
<table style='float:left'><caption>Table-E</caption>
 +
  <tr>
 +
    <td>Albania</td>
 +
    <td>3200000</td>
 +
  </tr>
 +
  <tr>
 +
    <td>Algeria</td>
 +
    <td>32900000</td>
 +
  </tr>
 +
</table>
 +
|type="()"}
 +
- Table-A
 +
- Table-B
 +
- Table-C
 +
- Table-D
 +
+ Table-E
  
 
{Select the code which shows the countries that end in A or L
 
{Select the code which shows the countries that end in A or L
 
|type="()"}
 
|type="()"}
 +
- SELECT name FROM bbc WHERE name LIKE 'a%' AND name LIKE 'l%'
 +
- SELECT name FROM bbc WHERE name LIKE 'a%' OR name LIKE 'l%'
 
- SELECT name FROM bbc WHERE name LIKE '%a' AND name LIKE '%l'
 
- SELECT name FROM bbc WHERE name LIKE '%a' AND name LIKE '%l'
−
- SELECT name FROM bbc WHERE name LIKE 'a%' AND name LIKE 'l%'
 
 
- SELECT name FROM bbc WHERE name LIKE '%a' OR 'l%'
 
- SELECT name FROM bbc WHERE name LIKE '%a' OR 'l%'
 
+ SELECT name FROM bbc WHERE name LIKE '%a' OR name LIKE '%l'
 
+ SELECT name FROM bbc WHERE name LIKE '%a' OR name LIKE '%l'
−
- SELECT name FROM bbc WHERE name LIKE 'a%' OR name LIKE 'l%'
 
  
 
{Pick the code which shows the total population of Scandinavia (Denmark, Finland, Sweden and Norway)
 
{Pick the code which shows the total population of Scandinavia (Denmark, Finland, Sweden and Norway)
 
|type="()"}
 
|type="()"}
−
+ SELECT SUM(population) FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden')
 
 
- SELECT population FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden')
 
- SELECT population FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden')
 +
+ SELECT SUM(population) FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden')
 
- SELECT SUM(population) FROM bbc WHERE name IN 'Scandinavia'
 
- SELECT SUM(population) FROM bbc WHERE name IN 'Scandinavia'
 
- SELECT SUM(population) FROM bbc WHERE name LIKE ('Denmark', 'Norway', 'Finland','Sweden')
 
- SELECT SUM(population) FROM bbc WHERE name LIKE ('Denmark', 'Norway', 'Finland','Sweden')
 
- SELECT TOTAL(population) FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden')
 
- SELECT TOTAL(population) FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden')
 +
 +
{Pick the result you would obtain from this code: SELECT name, area * 2 FROM bbc WHERE population = 64000
 +
<table style='float:left'><caption>Table-A</caption><tr><td>Andorra</td><td>234</td></tr></table>
 +
<table style='float:left'><caption>Table-B</caption><tr><td>Andorra</td><td>468</td></tr></table>
 +
<table style='float:left'><caption>Table-C</caption><tr><td>Andorra</td><td>936 </td></tr></table>
 +
<table style='float:left'><caption>Table-D</caption><tr><td>Andorra</td><td>4680</td></tr></table>
 +
<table style='float:left'><caption>Table-E</caption><tr><td>Andorra</td><td>936</td></tr><tr><td>Albania</td><td>57456</td></tr></table>
 +
|type="()"}
 +
- Table-A
 +
- Table-B
 +
+ Table-C
 +
- Table-D
 +
- Table-E
  
 
{Select the code that would show the countries with an area larger than 50000 and a population smaller than 10000000
 
{Select the code that would show the countries with an area larger than 50000 and a population smaller than 10000000
 
|type="()"}
 
|type="()"}
−
+ SELECT name, area, population FROM bbc WHERE area > 50000 AND population < 10000000
 
 
- SELECT name, area, population FROM bbc WHERE area < 50000 AND population < 10000000
 
- SELECT name, area, population FROM bbc WHERE area < 50000 AND population < 10000000
−
- SELECT name, area, population FROM bbc WHERE area = 50000 AND population = 10000000
 
−
- SELECT name, area, population FROM bbc WHERE area > 50000 AND population > 10000000
 
 
- SELECT name, area, population FROM bbc WHERE area < 50000 AND population > 10000000
 
- SELECT name, area, population FROM bbc WHERE area < 50000 AND population > 10000000
 +
+ SELECT name, area, population FROM bbc WHERE area > 50000 AND population < 10000000
 +
- SELECT name, area, population FROM bbc WHERE area > 50000 AND population > 10000000
 +
- SELECT name, area, population FROM bbc WHERE area = 50000 AND population = 10000000
  
 
{Select the code that shows the population density of China, Australia, Nigeria and France
 
{Select the code that shows the population density of China, Australia, Nigeria and France
Line 82: Line 132:
 
- SELECT name, population/area FROM bbc WHERE name LIKE ('China', 'Nigeria', 'France', 'Australia')
 
- SELECT name, population/area FROM bbc WHERE name LIKE ('China', 'Nigeria', 'France', 'Australia')
 
- SELECT name, population FROM bbc WHERE name IN ('China', 'Nigeria', 'France', 'Australia')
 
- SELECT name, population FROM bbc WHERE name IN ('China', 'Nigeria', 'France', 'Australia')
 +
 +
{Pick the result that would be obtained from this code: SELECT CONCAT(name,region), population FROM bbc WHERE region IN ('Africa','Middle East') AND name LIKE 'A%'
 +
<table style='float:left'><caption>Table-A</caption><tr><td>(Algeria, Middle East)</td><td>32900000</td></tr><tr><td>(Angola, Africa)</td><td>14500000</td></tr></table>
 +
<table style='float:left'><caption>Table-B</caption><tr><td>Algeria</td><td>32900000</td></tr><tr><td>Angola</td><td>14500000</td></tr></table>
 +
<table style='float:left'><caption>Table-C</caption><tr><td>AlgeriaMiddle East</td><td>32900000</td></tr><tr><td>AngolaAfrica</td><td>14500000</td></tr></table>
 +
<table style='float:left'><caption>Table-D</caption><tr><td>AngolaAfrica</td><td> 14500000</td></tr></table>
 +
<table style='float:left'><caption>Table-E</caption><tr><td>Algeria</td><td>Middle East</td></tr><tr><td>Angola</td><td>Africa</td></tr></table>
 +
|type="()"}
 +
- Table-A
 +
- Table-B
 +
+ Table-C
 +
- Table-D
 +
- Table-E
 +
 
</quiz>
 
</quiz>
  
 
[[Category:Quizzes]]
 
[[Category:Quizzes]]

Revision as of 13:38, 15 August 2012

SELECT quiz

name region area population gdp
Afghanistan South Asia 652225 26000000
Albania Europe 28728 3200000 6656000000
Algeria Middle East 2400000 32900000 75012000000
Andorra Europe 468 64000
...

<quiz shuffle=none display=simple> {Select the code which shows the countries with a population between 100000000 and 200000000 |type="()"} - SELECT name, population FROM bbc WHERE area BETWEEN 100000000 AND 200000000 - SELECT name, population FROM bbc WHERE population BETWEEN (100000000, 200000000) + SELECT name, population FROM bbc WHERE population BETWEEN 100000000 AND 200000000 - SELECT name, population FROM bbc WHERE population BETWEEN 100000000, 200000000 - SELECT population FROM bbc WHERE population BETWEEN 100000000 AND 200000000

{Pick the result you would obtain from this code: SELECT name, population FROM bbc WHERE name LIKE "Al%"

Table-A
Albania
Algeria
Table-B
%bania 3200000
%geria 32900000
Table-C
Al 0
Table-D
Albania 3200000
Table-E
Albania 3200000
Algeria 32900000

|type="()"} - Table-A - Table-B - Table-C - Table-D + Table-E

{Select the code which shows the countries that end in A or L |type="()"} - SELECT name FROM bbc WHERE name LIKE 'a%' AND name LIKE 'l%' - SELECT name FROM bbc WHERE name LIKE 'a%' OR name LIKE 'l%' - SELECT name FROM bbc WHERE name LIKE '%a' AND name LIKE '%l' - SELECT name FROM bbc WHERE name LIKE '%a' OR 'l%' + SELECT name FROM bbc WHERE name LIKE '%a' OR name LIKE '%l'

{Pick the code which shows the total population of Scandinavia (Denmark, Finland, Sweden and Norway) |type="()"} - SELECT population FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden') + SELECT SUM(population) FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden') - SELECT SUM(population) FROM bbc WHERE name IN 'Scandinavia' - SELECT SUM(population) FROM bbc WHERE name LIKE ('Denmark', 'Norway', 'Finland','Sweden') - SELECT TOTAL(population) FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden')

{Pick the result you would obtain from this code: SELECT name, area * 2 FROM bbc WHERE population = 64000

Table-A
Andorra234
Table-B
Andorra468
Table-C
Andorra936
Table-D
Andorra4680
Table-E
Andorra936
Albania57456

|type="()"} - Table-A - Table-B + Table-C - Table-D - Table-E

{Select the code that would show the countries with an area larger than 50000 and a population smaller than 10000000 |type="()"} - SELECT name, area, population FROM bbc WHERE area < 50000 AND population < 10000000 - SELECT name, area, population FROM bbc WHERE area < 50000 AND population > 10000000 + SELECT name, area, population FROM bbc WHERE area > 50000 AND population < 10000000 - SELECT name, area, population FROM bbc WHERE area > 50000 AND population > 10000000 - SELECT name, area, population FROM bbc WHERE area = 50000 AND population = 10000000

{Select the code that shows the population density of China, Australia, Nigeria and France |type="()"} - SELECT name, area/population FROM bbc WHERE name IN ('China', 'Nigeria', 'France', 'Australia') - SELECT name, area/population FROM bbc WHERE name LIKE ('China', 'Nigeria', 'France', 'Australia') + SELECT name, population/area FROM bbc WHERE name IN ('China', 'Nigeria', 'France', 'Australia') - SELECT name, population/area FROM bbc WHERE name LIKE ('China', 'Nigeria', 'France', 'Australia') - SELECT name, population FROM bbc WHERE name IN ('China', 'Nigeria', 'France', 'Australia')

{Pick the result that would be obtained from this code: SELECT CONCAT(name,region), population FROM bbc WHERE region IN ('Africa','Middle East') AND name LIKE 'A%'

Table-A
(Algeria, Middle East)32900000
(Angola, Africa)14500000
Table-B
Algeria32900000
Angola14500000
Table-C
AlgeriaMiddle East32900000
AngolaAfrica14500000
Table-D
AngolaAfrica 14500000
Table-E
AlgeriaMiddle East
AngolaAfrica

|type="()"} - Table-A - Table-B + Table-C - Table-D - Table-E

</quiz>

Retrieved from "http://sqlzoo.net/w/index.php?title=SELECT_Quiz&oldid=3681"