learnsql.com

Hovedoplysninger

ℹ️

Titel: SQL online courses | LearnSQL.com

Beskrivelse: Learn the SQL standard and other SQL dialects comprehensively or simply upskill yourself with our interactive online SQL courses.

Nøgleord: sql tutorial, learn sql, sql training, sql course, sql online, sql for beginners, learn sql online, sql learning, how to learn sql, sql online training, sql online course, practice sql online, free sql training

Sidekodning: ukendt Brødtekst og servertegnsæt er forskellige!

Side filstørrelse: 111 KB

Serverinformation

🖥️

IP: 13.33.235.51

Beliggenhed: United States,US,New York,10118,40.7126,-74.0066,America/New_York

Kodning: utf-8

Metatags liste

🏷️

name: p:domain_verify content: 2ba0314a1f45213ca2c995ae4e40bc74
name: fo-verify content: 1c4c59fd-7cd2-401f-b644-396ad50baac3
name: keywords content: sql tutorial, learn sql, sql training, sql course, sql online, sql for beginners, learn sql online, sql learning, how to learn sql, sql online training, sql online course, practice sql online, free sql training
name: description content: Learn the SQL standard and other SQL dialects comprehensively or simply upskill yourself with our interactive online SQL courses.
name: og:locale content: en_US
name: og:title content: SQL online courses | LearnSQL.com
name: og:description content: Learn the SQL standard and other SQL dialects comprehensively or simply upskill yourself with our interactive online SQL courses.
name: og:type content: website
name: og:image content: https://learnsql.com/files/og_image/default
name: og:image:type content: image/png
name: og:url content: https://learnsql.com
name: og:site_name content: LearnSQL
name: viewport content: width=device-width, initial-scale=1
name: msapplication-TileImage content: https://cdn.learnsql.com/lsc/26.1.7/img/favicon-270x270.png

Interne links

🔗

Eksterne links

🌐

Whois information

📄

domain_name: learnsql.com

update_date: 2025-11-25T07:39:30Z

update_time: 1764056370

creation_date: 2003-05-12T19:06:19Z

creation_time: 1052766379

expiration_date: 2028-05-12T19:06:19Z

Whois rå data

📋

            Domain Name: LEARNSQL.COM
Registrar: Key-Systems GmbH
Domain Status: client transfer prohibited
Creation Date: 2003-05-12T19:06:19Z
Registry Expiry Date: 2028-05-12T19:06:19Z
Updated Date: 2025-11-25T07:39:30Z
Name Server: NS-1142.AWSDNS-14.ORG
Name Server: NS-1600.AWSDNS-08.CO.UK
Name Server: NS-476.AWSDNS-59.COM
Name Server: NS-537.AWSDNS-03.NET
REGISTRAR Contact: Key-Systems GmbH
>>> Last update of RDAP database: 2026-03-14T20:06:24Z

Robots.txt

🤖

			User-agent: *
Disallow: /checkout*
Disallow: /files/course-certificate*
Disallow: /files/track-certificate*
Disallow: /dashboard*
Disallow: /log-in*
Disallow: /sign-up*
Allow: /
Sitemap: https://learnsql.com/sitemap.xml
Sitemap: https://learnsql.com/blog/sitemap.xml

SEO revision

🔍

Teknisk SEO

✓

Svarkode

200

Status 200 OK - siden indlæses korrekt.

!

Tegnkodning

Page: , Header: utf-8

Uoverensstemmelse mellem tegnkodning mellem HTML- og HTTP-headere.

✓

Sidestørrelse

114595 bytes

Sidestørrelse acceptabel til hurtig indlæsning.

!

Ressourcer

77 total

For mange ressourcer. Optimer og kombiner filer for bedre ydeevne.

✓

Hreflang Tags

0 hreflang tags

Tilføj hreflang-tags, hvis du har flersproget indhold.

✓

Robots.txt

Exists

Robots.txt-fil fundet.

✓

Sitemap

Declared in robots.txt

Sitemap erklæret i robots.txt.

✓

HTTPS

Yes

Sikker HTTPS-forbindelse aktiveret.

!

Kompression

Not detected

Aktiver gzip- eller zstd-komprimering for at reducere filstørrelser.

✓

Caching

must-revalidate,no-cache,no-store

Cache-kontroloverskrifter er korrekt indstillet.

✓

Sidehastighed

1.72 ms

Fremragende læssehastighed.

On-Page SEO

✓

Titel

SQL online courses | LearnSQL.com

God titellængde (30-60 tegn).

✓

Meta beskrivelse

Learn the SQL standard and other SQL dialects comprehensively or simply upskill yourself with our interactive online SQL courses. Lenght:129

God metabeskrivelseslængde (100-160 tegn).

✓

H1 Overskrift

1 found - "Learn & Practice SQL"

Godt - enkelt H1 overskrift fundet.

✓

Ordtælling

783

God indholdslængde (500-2000 ord anbefales).

!

Kanonisk tag

Tilføj kanonisk tag for at forhindre duplikatindholdsproblemer.

✓

Duplicate Meta

[]

Ingen duplikerede metatags fundet.

✓

Nøgleord

sql tutorial, learn sql, sql training, sql course, sql online, sql for beginners, learn sql online, sql learning, how to learn sql, sql online training, sql online course, practice sql online, free sql training

Metanøgleord indstillet (bemærk: bruges ikke af større søgemaskiner).

Indhold og UX

✓

Sprog

en

Sprog attribut korrekt indstillet.

!

Billeder

56 total, 40 missing ALT

Tilføj ALT-tekst til billeder for tilgængelighed og SEO.

✓

Udsigtsport

width=device-width, initial-scale=1

Viewport-metatag korrekt indstillet til mobilenheder.

!

Åbn Graph

Missing: og:title, og:description, og:image, og:url

Tilføj manglende OpenGraph-tags til deling på sociale medier:og:title, og:description, og:image, og:url

✓

Strukturerede data

2 JSON-LD scripts

Strukturerede data (JSON-LD) fundet.

Søgesætninger - Google

🔍

Position	Udtryk	Side	Uddrag
11	oracle get	/cookbook/how-to-get...	How to Get the Current Date in Oracle To get the current date and time as a DATE value, you can simply use CURRENT_DATE . To get rid of the time (and have zeros instead), you need to truncate the ...
19	mssql group by	/cookbook/how-to-gro...	How to Group by Month in T-SQL To group data by month in SQL Server, use the DATEPART() function . It extracts the given part (year, month, etc.) from the date.
21	sql pdf	/blog/sql-basics-che...	sql-basics-cheat-sheet-a4.pdf SQL , or Structured Query Language, is a language to talk to databases. It allows you to select specific data and to build complex reports. Today, SQL is a ...
29	mysql replace	/cookbook/how-to-rep...	How to Replace Part of a String in MySQL Use the MySQL REPLACE() function to replace a substring (ie words, a character, etc.) with another substring and return the changed string.
29	mysql commands	/blog/mysql-cheat-sh...	MySQL Cheat Sheet 5 июн. 2023 г. — This MySQL Cheat Sheet provides a concise and handy reference to the most common ly used MySQL commands and functionalities.
31	sql in	/blog/sql-in-operato...	SQL IN Operator 9 апр. 2024 г. — The SQL IN operator is used to check if a value matches any value in a specified list or subquery . It provides a concise way to combine multiple conditions ...

Søgesætninger - Yandex

🔍

Position	Udtryk	Side	Uddrag
7(+6)	where is in	/blog/sql-in-operato...	SQL IN Operator \| LearnSQL.com The SQL NOT IN operator is the opposite of the SQL IN operator. It is used to retrieve records where the value does not match any value in the specified list.
10	where a b	/blog/sql-where-guid...	The Complete Guide to the SQL WHERE Clause The WHERE Clause in SQL. Operators to Use with SQL WHERE . Numerical values. ... In all these cases, you’ll need the SQL WHERE clause to filter your results.

Yderligere tjenester

💎

Hovedoplysninger

Serverinformation

Metatags liste

Interne links

Eksterne links

Whois information

Whois rå data

Robots.txt

SEO revision

Teknisk SEO

On-Page SEO

Indhold og UX

Stillinger i Google

Søgesætninger - Google

Stillinger i Yandex

Søgesætninger - Yandex

Yderligere tjenester

learnsql.com

learnsql.com Skærmbillede af hjemmesiden

Hovedoplysninger

Serverinformation

Metatags liste

Interne links

Eksterne links

Whois information

Whois rå data

Robots.txt

SEO revision

Teknisk SEO

On-Page SEO

Indhold og UX

Stillinger i Google

Søgesætninger - Google

Stillinger i Yandex

Søgesætninger - Yandex

Yderligere tjenester

Платеж успешен!

Оплата за услугу

Betaling

Войти в аккаунт

Зарегистрироваться через Telegram

Как это работает:

Код подтверждения

Завершите регистрацию в Telegram

Подтверждение Email