Domain Summary

sqlzoo.net

SQLZoo

Global rank: #216599
Daily visitors: 9.31K
Monthly Visits: 279,292
Pageviews per user: 2.46
Registrar Abuse Contact Email:
Registrant Phone:
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TLD: net
IP Address: 157.245.28.227
Organization: Digitalocean, LLC
Category: Computers Electronics and Technology >
Programming and Developer Software
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sqlzoo.net
Last Status:
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Last Updated: 29 day ago
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sqlzoo.net Trust Score

sqlzoo.net is probably legit as the trust score is reasonable. Our algorithm rated sqlzoo.net a 69. Although our rating of sqlzoo.net is medium to low risk, we encourage you to always vote as the evaluation of the site is done automatically.

The trust rating is high. Might be safe.
Trustscore
69 / 100

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Which Sites are Alternatives & Competitors to sqlzoo.net?

Explore the top alternatives and rivals of sqlzoo.net in April 2025, and assess their data relating to website traffic, SEO, Web Server Information, and Whois. Refer to the list below for the best competitors of sqlzoo.net, and simply click on each one to delve into their specific details.

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Mentioned on Their Website:

  • youtube.com
    sqlzoo.net | SELECT from WORLD Tutorial | SQL Tutorial | Learn …

    https://www.youtube.com/watch?v=h7qT1K01MVQ

    sqlzoo.net | SELECT from WORLD Tutorial | SQL Tutorial | Learn SQL | SQL for Beginners | MySQL Sqlzoo.net is a website to help people learn sql for free.This...

  • sqlzoo.net
    SQL Zoo - SQLZoo

    https://sqlzoo.net/wiki/SQL_Zoo

    ) SELECT. How to read the data from a database. 2) CREATE and DROP. How to create tables, indexes, views and other things. How to get rid of them. 3) INSERT and …

  • gist.github.com
    Answers for sqlzoo.net tutorials · GitHub

    https://gist.github.com/jeremyyeo/06ad1eae33c88eead174

    Answers for sqlzoo.net tutorials Raw. sqlzoo-answers.sql This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode characters ...

  • sqlzoo.net
    SELECT within SELECT Tutorial - SQLZoo

    https://sqlzoo.net/wiki/SELECT_within_SELECT_Tutorial

    For example, you can find the largest country in the world, by population with this query: SELECT name FROM world WHERE population >= ALL(SELECT population FROM …

  • stackoverflow.com
    mysql - SQL zoonet more join operation #10 - Stack Overflow

    https://stackoverflow.com/questions/48071153/sql-zoonet-more-join-operation-10

    I am working on SQL Zoo.Net more join operations. Here is the link to the question: http://sqlzoo.net/wiki/More_JOIN_operations. The question is #10 : List the …

  • sqlzoo.net
    Sql - SQLZoo

    https://sqlzoo.net/wiki/Sql

    SELECT. How to read the data from a database. 2 CREATE and DROP. How to create tables, indexes, views and other things. How to get rid of them. 3 INSERT and DELETE. …

  • sqlzoo.net
    Starting MySQL - SQLZoo

    https://sqlzoo.net/wiki/Starting_MySQL

    Running MySQL. Name of the server. mysqld or mysqld.exe. Name of the client. mysql or mysql.exe. Typical command line to start the client. c:\mysql\bin\mysql -h pc236nt.napier.ac.uk -u scott -p gisq. pc236nt.napier.ac.uk. the internet address of a computer running the server.

  • github.com
    GitHub - c-m-a/sqlzoo-answer: This are all the SQL answers from …

    https://github.com/c-m-a/sqlzoo-answer

    This are all the SQL answers from the https://sqlzoo.net web site 4 stars 5 forks Branches Tags Activity. Star Notifications You must be signed in to change notification settings. Code; Issues 0; Pull requests 0; Actions; Projects 0; Security; Insights c-m-a/sqlzoo-answer. This commit does not belong to any branch on this repository, and may ...

  • sqlzoo.net
    Tutorial Quizzes - SQLZoo

    https://sqlzoo.net/wiki/Tutorial_Quizzes

    Tutorial Quizzes. There are multiple choice quizzes associated with each of the tutorials. Use these to test your understanding of the material you have been studying. 1. SELECT Quiz. 2. BBC QUIZ. 3. Nobel Quiz.

  • sqlzoo.net
    SELECT basics - SQLZoo

    https://sqlzoo.net/wiki/SELECT_basics

    BETWEEN allows range checking (range specified is inclusive of boundary values). The example below shows countries with an area of 250,000-300,000 sq. km. Modify it to …

  • youtube.com
    sqlzoo.net | The JOIN Operation | SQL Tutorial - YouTube

    https://www.youtube.com/watch?v=vi3T8bIVDnI

    sqlzoo.net | The JOIN Operation | SQL Tutorial | Learn SQL | SQL for Beginners | MySQL Sqlzoo.net is a website to help people learn sql for free. This site …

  • noads.sqlzoo.net
    SELECT from WORLD Tutorial - SQLZoo

    https://noads.sqlzoo.net/wiki/SELECT_from_WORLD_Tutorial

    Show the name and capital where the name and the capital have the same number of characters. You can use the LENGTH function to find the number of characters in a string. For Microsoft SQL Server the function LENGTH is LEN. SELECTname,LENGTH(name),continent,LENGTH(continent),capital,LENGTH(capital)FROMworldWHEREnameLIKE'G%'.

  • sqlzoo.net
    Guest House - SQLZoo

    https://sqlzoo.net/wiki/Guest_House

    guesthouse data in MySQL format. guesthouse data in Microsoft SQL Server format. Background. Guests stay at a small hotel. Each booking is recorded in the table booking, the date of the first night of the booking is stored here (we do not record the date the booking was made) At the time of booking the room to be used is decided.

  • github.com
    sqlzoo-solutions · GitHub Topics · GitHub

    https://github.com/topics/sqlzoo-solutions

    Pull requests. This GitHub repository features my solutions to challenging SQLZOO questions, specifically focusing on the challenging ones. It serves as a resource for SQL learners looking for insights into complex problem-solving. Please note that it does not include solutions to all SQLZOO questions. mysql sql database sqlquery sqlzoo …

  • sqlzoo.net
    Self join Quiz - SQLZoo

    https://sqlzoo.net/wiki/Self_join_Quiz

    Self join Quiz. 1. Select the code that would show it is possible to get from Craiglockhart to Haymarket. 2. Select the code that shows the stops that are on route.num '2A' which can be reached with one bus from Haymarket? 3. Select the …

  • sqlzoo.net
    Main Page/de - SQLZoo

    https://sqlzoo.net/wiki/Main_Page/de

    SELECT. Zeigt, wie man Daten aus einer Datenbank abfragt. 2 CREATE und DROP. Zeigt, wie man Tabellen, Indizes, externe Sichten (Views) und andere Datenbankobjekte erstellt, ändert und wie man sie wieder los wird. 3 INSERT und DELETE. Zeigt, wie man Zeilen in eine Tabelle einfügt, sie ändert und wie man sie wieder entfernt.

  • sqlzoo.net
    Using Null - SQLZoo

    https://sqlzoo.net/wiki/Using_Null

    Use COALESCE to print the mobile number. Use the number '07986 444 2266' if there is no number given. Show teacher name and mobile number or '07986 444 2266'. Submit SQL. restore default. result. 6. Use the COALESCE function and a LEFT JOIN to print the teacher name and department name. Use the string 'None' where there is no department.

  • sqlzoo.net
    AdventureWorks - SQLZoo

    https://sqlzoo.net/wiki/AdventureWorks

    Show the CompanyName for James D. Kramer. SELECT CompanyName FROM Customer WHERE FirstName='James' AND MiddleName='D.' AND LastName='Kramer'. Submit SQL. restore default. result. 2. Show all the addresses listed for 'Modular Cycle Systems'. SELECT CompanyName,AddressType,AddressLine1 FROM Customer JOIN …

  • sqlzoo.net
    SELECT .. GROUP BY - SQLZoo

    https://sqlzoo.net/wiki/SELECT_.._GROUP_BY

    GROUP BY. SELECT .. GROUP BY. Host cities and continents for the Olympics Games are stored in the table games . Notice that Europe appears in the table twice: 1. In a GROUP BY statement only distinct values are shown for the column in the GROUP BY. This example shows the continents hosting the Olympics with the count of the number of …

  • sqlzoo.net
    Outer joins - SQLZoo

    https://sqlzoo.net/wiki/Outer_joins

    All MSPs and parties, including parties with no MSPs, but not MSPs with no parties. SELECT msp.name, party.name FROM msp RIGHT JOIN party ON msp.party=party.code. Submit SQL. restore default. result. Oracle use a rather more elegant syntax. To obtain a right outer join a (+) is used on the field on the left.

  • sqlzoo.net
    Using SUM, Count, MAX, DISTINCT and ORDER BY - SQLZoo

    https://sqlzoo.net/wiki/Using_SUM,_Count,_MAX,_DISTINCT_and_ORDER_BY

    Order by. ORDER BY permits us to see the result of a SELECT in any particular order. We may indicate ASC or DESC for ascending (smallest first, largest last) or descending order. 1. The total population and GDP of Europe. SELECT SUM (population), SUM (gdp) FROM bbc WHERE region = 'Europe'. Submit SQL. restore default.

  • sqlzoo.net
    Using nested SELECT - SQLZoo

    https://sqlzoo.net/wiki/Using_nested_SELECT

    Using SELECT in SELECT. See SELECT FROM SELECT for how to use a derived table.. The result of a SELECT statement may be used as a value in another statement.

  • youtube.com
    SQL - SQLZoo - How to do the various "Select from World" queries

    https://www.youtube.com/watch?v=nw1YyPbnKak

    How to write the various SQL Zoo queries. The SELECT from Nobel video: • SQL - SQLZOO - SELECT from Nobel SQL ZOO - Where to go to follow along: SELECT Basics (1-3)...

  • sqlzoo.net
    Self join - SQLZoo

    https://sqlzoo.net/wiki/Self_join

    Execute the self join shown and observe that b.stop gives all the places you can get to from Craiglockhart, without changing routes. Change the query so that it shows the services from Craiglockhart to London Road. SELECT a.company, a.num, a.stop, b.stop FROM route a JOIN route b ON (a.company=b.company AND a.num=b.num) WHERE a.stop=53.

  • sqlzoo.net
    SQLZoo:Language policy - SQLZoo

    https://sqlzoo.net/wiki/Special:MyLanguage/Project:Language_policy

    SQLZoo:Language policy - SQLZoo. DataWars: Practice Data Science/Analysis with +100 Real Life Projects.

  • sqlzoo.net
    Hacks Reference - SQLZoo

    https://sqlzoo.net/wiki/Hacks_Reference

    Hack 70 Combine your queries. Hack 72 Extract a subset of the results. Hack 78 Break it down by Range. Hack 88 Test two values from a subquery. Hack 98 Find and stop long running queries. Hack 100 Run SQL from a Web Page. Your server today is: …

  • sqlzoo.net
    SQL Tutorial - SQLZoo

    https://sqlzoo.net/wiki/SQL_Tutorial?lang=en

    Tutorials: Learn SQL step by step. 0 SELECT basics. Some simple queries to get you started. 1 SELECT name. Some pattern matching queries. 2 SELECT from World. In which we query the World country profile table. 3 SELECT from Nobel. Additional practice of the basic features using a table of Nobel Prize winners.

  • github.com
    Solutions to the quizzes and SQL questions on - GitHub

    https://github.com/SoftwareDevPro/SQLZoo

    You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window.

  • sqlzoo.net
    Using GROUP BY and HAVING. - SQLZoo

    https://sqlzoo.net/wiki/Using_GROUP_BY_and_HAVING.

    4. GROUP BY and HAVING. The HAVING clause is tested after the GROUP BY. You can test the aggregated values with a HAVING clause. Show the total population of those continents with a total population of at least half a billion. SELECT continent, SUM (population) FROM world GROUP BY continent HAVING SUM (population)>500000000. …

  • sqlzoo.net
    SELECT names - SQLZoo

    https://sqlzoo.net/wiki/SELECT_names

    This tutorial uses the LIKE operator to check names. We will be using the SELECT command on the table world: 1. You can use WHERE name LIKE 'B%' to find the …

  • sqlzoo.net
    SELECT basics - SQLZoo

    https://sqlzoo.net/wiki/SELECT_basics?answer=1

    BETWEEN allows range checking (range specified is inclusive of boundary values). The example below shows countries with an area of 250,000-300,000 sq. km. Modify it to show the country and the area for countries with an area between 200,000 and 250,000. SELECT name, area FROM world WHERE area BETWEEN 250000 AND 300000.

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DNS Lookup

DNS entries, such as A, NS, MX, and TXT records, are crucial for the functioning of the Internet. The A record maps a domain name to an IPv4 address, while the NS record specifies authoritative name servers for a domain. The MX record identifies the mail server responsible for receiving email messages for a domain. Additionally, the TXT record allows for the association of any text information with a domain name. These records play a vital role in ensuring proper communication and connectivity across the internet.

HostClassTTLTypeData
sqlzoo.netIN600Aip: 137.220.120.57
sqlzoo.netIN3600NStarget: ns60.domaincontrol.com
sqlzoo.netIN3600NStarget: ns59.domaincontrol.com
sqlzoo.netIN3600SOAmname: ns59.domaincontrol.comrname: dns.jomax.netserial: 2024052402refresh: 28800retry: 7200expire: 604800minimum-ttl: 600
sqlzoo.net.netIN300AAAA
sqlzoo.net.netIN300AAAA
sqlzoo.net.netIN300AAAA

sqlzoo.net Traffic Analysis

According to global rankings, sqlzoo.net holds the position of #216599. It attracts an approximate daily audience of 9.31K visitors, leading to a total of 9422 pageviews. On a monthly basis, the website garners around 279.29K visitors.

Daily Visitors9.31K
Monthly Visits279.29K
Pages per Visit2.46
Visit Duration0:03:38
Bounce Rate57.4%
Want complete report?Full SEMrush Report >>
Daily Unique Visitors:
9309
Monthly Visits:
279292
Pages per Visit:
2.46
Daily Pageviews:
9422
Avg. visit duration:
0:03:38
Bounce rate:
57.4%
Monthly Visits (SEMrush):
281748

Traffic Sources

SourcesTraffic Share
Social:
10.27%
Paid Referrals:
6.88%
Mail:
0.68%
Search:
24.47%
Direct:
57.70%

Visitors by Country

CountryTraffic Share
United States:
18.03%
India:
12.33%
China:
10.12%
Canada:
7.15%
United Kingdom:
5.88%

SSL Checker - SSL Certificate Verify

An SSL certificate is a digital certificate that ensures a secure encrypted connection between a web server and a user's browser. It provides authentication and encryption to keep data private and protected during transmission. sqlzoo.net supports HTTPS, demonstrating their commitment to providing a secure browsing experience for users.

name
sqlzoo.net
hash
3512fbfc
issuer
Let's Encrypt
version
2
serialNumber
405389303982054172973758699127999124527413
validFrom_time_t
1715862856
validTo_time_t
1723638855
signatureTypeSN
RSA-SHA256
signatureTypeLN
sha256WithRSAEncryption
signatureTypeNID
668
keyUsage
Digital Signature
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
A4:96:16:F6:CA:50:48:39:92:28:C2:67:F5:13:8F:A5:3A:D2:FE:43
authorityKeyIdentifier
keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
authorityInfoAccess
OCSP - URI:http://r3.o.lencr.org CA Issuers - URI:http://r3.i.lencr.org/
subjectAltName
DNS:ac.sqlzoo.net, DNS:noads.sqlzoo.net, DNS:sqlzoo.net, DNS:www.sqlzoo.net
certificatePolicies
Policy: 2.23.140.1.2.1

HTTP Headers

HTTP headers are additional segments of data exchanged between a client (e.g. a web browser) and a server during an HTTP request or response. They serve to provide instructions, metadata, or control parameters for the interaction between the client and server.

Status
HTTP/1.1 301 Moved Permanently
Server
nginx/1.22.1
Date
Wed, 29 May 2024 01:42:09 GMT
Content-Type
text/html
Content-Length
169
Connection
keep-alive
Location
https://sqlzoo.net/wiki/SQL_Tutorial
Status
HTTP/1.1 200 OK
Server
nginx/1.22.1
Date
Wed, 29 May 2024 01:42:09 GMT
Content-Type
text/html; charset=UTF-8
Connection
keep-alive
X-Content-Type-Options
nosniff
Content-language
en-GB
Vary
Accept-Encoding, Cookie
Cache-Control
s-maxage=18000, must-revalidate, max-age=0
Last-Modified
Tue, 28 May 2024 18:33:38 GMT
X-Request-Id
826ac3511fd6258f89661553

Where is sqlzoo.net hosted?

sqlzoo.net is likely hosted in various data centers located across different regions worldwide. The current data center mentioned is just one of many where the website may be hosted.

Whois Information

WHOIS protocol used to get domain/IP info. Common for reg details, ownership of a domain/IP. Check sqlzoo.net for reg/admin contact info, owner, org, email, phone, creation, and expiration dates.

Domain Updated Date:
Domain Created Date:
Domain Expiry Date:
Domain Name:
Registrar WHOIS Server:
Registrar Abuse Contact Email:
Registrar Abuse Contact Phone:
Domain Registrar:
Domain Owner:

Rate limit exceeded. Try again after: 35s

SEO Analysis

SEO analysis involves examining the performance of a website, including titles, descriptions, keywords, and website speed. It also includes identifying popular keywords and researching competitor websites to understand their strategies. The analysis aims to optimize the website's visibility and improve its ranking on search engines.

Title Tag:
SQLZoo

Length: 6 characters

Title tags are usually best kept short, within 50-70 characters. It's important to note that search engines will typically read the entire title tag even if it exceeds 70 characters, but there is a chance they may cut it off or disregard it.

Meta Description:

No meta description found.

Length: 0 characters

When crafting website descriptions, keep in mind that search engines only show the first 150-160 characters in search results. To ensure your entire description is visible, aim for a length of 25-160 characters. If your description is too long, it may get cut off. Conversely, if it's too short, search engines may add text from elsewhere on your page. Additionally, search engines may modify the description you provide to better match the user's search intent. It's best to strike a balance between brevity and relevance for optimal visibility.

Meta Keywords:

No meta keywords found.

In the realm of search engine optimization, the meta keywords tag has become a relic of the past due to its potential for misuse, ultimately leading major search engines to disregard it in their ranking algorithms.

Keywords Cloud:
Term Count Density
select 21 4.67%
sql 18 4.00%
join 11 2.44%
quiz 9 2.00%
functions 6 1.33%
create 6 1.33%
database 5 1.11%
tutorial 5 1.11%

A crucial factor in search engine optimization is keyword density, which refers to the proportion of a particular keyword present in the text of a webpage. In order to achieve high rankings on search engine results pages, it is essential to maintain the appropriate keyword density for your primary keyword.

Headings:
<H1>
1
<H2>
6
<H3>
1
<H4>
0
<H5>
0
<H6>
0
<h1> SQL Tutorial </h1>
<h2> SQL Resources </h2>
<h2>Navigation menu</h2>
<h2> Challenges </h2>
<h2> Assessments: More involved examples for confident users </h2>
<h2> Reference: how to... </h2>
<h2> Tutorials: Learn SQL step by step </h2>
<h3>Search</h3>

In SEO, the primary focus is placed on keywords within the content. The title of the page holds the highest importance, followed by heading tags such as h1, h2, and h3. The h1 heading should be the largest on the page, while the h2 heading should be slightly smaller, and the h3 heading even smaller. This hierarchical structure is crucial for optimizing search engine rankings.

Image Alt Attribute:
9 images found in your page, and 7 images are without "ALT" text.

What is the issue about?
The tag does not have an ALT attribute defined. As a general rule, search engines do not interpret the content of image files. The text provided in the attribute enables the site owner to provide relevant information to the search engine and to the end user. Alt text is helpful to end users if they have images disabled or if the image does not properly load. In addition, the Alt text is utilized by screen readers. Make sure that your Alt text is descriptive and accurately reflects what the image represents and supports the content on the page.

How to fix?
Use the <img alt> attribute to write descriptive content for the image: <img source='pic.gif' alt='Accurate and descriptive keyword text that represents the image.' />.

Website Speed Test (Desktop):
0.14 seconds

Website speed is a measurement of how fast the content on your page loads. Website speed is one of many factors involved in the discipline of search engine optimization (SEO), but it is not the only one. In a recent study, the average load time for a web page was 3.21s.

Top Organic Search Terms:
Term Search Volume Traffic Traffic (%)
sqlzoo net 70 0 0%
sqlzoo.net 30 0 0%
sqlzoo 260 0 0%

CO-Hosted

CoHosted refers to a situation where multiple domain names (websites) are using the same IP address to point to their respective web servers. They could be owned by different individuals or organizations and may serve entirely different purposes.

sqlzoo.net

People reviews about sqlzoo.net

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Total reviews: 2
Average score: 5 stars

The total score is based on reviews found on the following sites
Scamadviser: 5/5 stars, 2 reviews

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Very positive reviews

rating 5

Total reviews: 2
Average score: 5 stars

The total score is based on reviews found on the following sites
Scamadviser: 5/5 stars, 2 reviews


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