Tools & Wizards About Us
sgbd.developpez.com screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

sgbd.developpez.com

Club SGBD : Actualités, cours, tutoriels, programmation, FAQ, livres, outils et forums

Page Load Speed

3.6 sec in total

First Response

249 ms

Resources Loaded

2.6 sec

Page Rendered

742 ms

sgbd.developpez.com screenshot

About Website

Visit sgbd.developpez.com now to see the best up-to-date SGBD Developpez content for France and also check out these interesting facts you probably never knew about sgbd.developpez.com

Club SGBD : Forum, Cours et tutoriels : SGBD, Oracle, SQLServer, FireBird, SQLite, Access, SQL, Interbase, MySQL, PostgreSQL, Sybase

Visit sgbd.developpez.com

Key Findings

We analyzed Sgbd.developpez.com page load time and found that the first response time was 249 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

sgbd.developpez.com performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value220 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value6.5 s

58/100

10%

Network Requests Diagram

sgbd.developpez.com

249 ms

sgbd.developpez.com

621 ms

js

56 ms

jquery-3.4.1.js

228 ms

popper.js

307 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 38% of them (31 requests) were addressed to the original Sgbd.developpez.com, 47% (38 requests) were made to Developpez.com and 4% (3 requests) were made to Developpez.net. The less responsive or slowest element that took the longest time to load (754 ms) relates to the external source Developpez.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 338.2 kB (33%)

Content Size

1.0 MB

After Optimization

699.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sgbd.developpez.com main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 545.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 101.0 kB

  • Original 125.7 kB
  • After minification 119.4 kB
  • After compression 24.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 101.0 kB or 80% of the original size.

Image Optimization

-25%

Potential reduce by 138.1 kB

  • Original 545.0 kB
  • After minification 406.9 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, SGBD Developpez needs image optimization as it can save up to 138.1 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-31%

Potential reduce by 93.6 kB

  • Original 297.3 kB
  • After minification 297.3 kB
  • After compression 203.6 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 93.6 kB or 31% of the original size.

CSS Optimization

-8%

Potential reduce by 5.4 kB

  • Original 69.7 kB
  • After minification 69.7 kB
  • After compression 64.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Sgbd.developpez.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (38%)

Requests Now

77

After Optimization

48

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SGBD Developpez. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sgbd.developpez.com

sgbd.developpez.com

249 ms

sgbd.developpez.com

sgbd.developpez.com

621 ms

js

js

56 ms

jquery-3.4.1.js

jquery-3.4.1.js

228 ms

popper.js

popper.js

307 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

310 ms

bootstrap.js

bootstrap.js

316 ms

bootstrap.css

bootstrap.css

355 ms

bootstrap-social.css

bootstrap-social.css

240 ms

all.min.css

all.min.css

305 ms

fontawesome.min.css

fontawesome.min.css

368 ms

496 ms

gpt.js

gpt.js

122 ms

adsbygoogle.js

adsbygoogle.js

123 ms

gabarit.css

gabarit.css

428 ms

gabarit.js

gabarit.js

429 ms

index2.css

index2.css

428 ms

index.css

index.css

442 ms

colonne-droite.js

colonne-droite.js

344 ms

log.js

log.js

348 ms

log.css

log.css

347 ms

pubads_impl.js

pubads_impl.js

143 ms

compter-13

compter-13

450 ms

compter-13

compter-13

468 ms

sgbd.png

sgbd.png

131 ms

datagrip.png

datagrip.png

227 ms

postgresql.png

postgresql.png

267 ms

cloud-computing.png

cloud-computing.png

265 ms

jetbrains.png

jetbrains.png

258 ms

aws.png

aws.png

268 ms

sgbd.png

sgbd.png

272 ms

redis.png

redis.png

298 ms

oracle.png

oracle.png

336 ms

firebird.png

firebird.png

348 ms

programmation.png

programmation.png

347 ms

datagrip.png

datagrip.png

360 ms

sql-server.png

sql-server.png

361 ms

mariadb.png

mariadb.png

383 ms

cnil.png

cnil.png

412 ms

azure.png

azure.png

421 ms

google.png

google.png

422 ms

mongodb.png

mongodb.png

429 ms

securite2.png

securite2.png

444 ms

mysql.png

mysql.png

468 ms

sql.png

sql.png

488 ms

alm.png

alm.png

498 ms

ms-sql-server.gif

ms-sql-server.gif

502 ms

threads.png

threads.png

510 ms

rgpd.png

rgpd.png

528 ms

article.png

article.png

553 ms

pycharm.png

pycharm.png

565 ms

access.png

access.png

575 ms

nosql.png

nosql.png

580 ms

cours.gif

cours.gif

592 ms

0

0

444 ms

logo-dvp-h55.png

logo-dvp-h55.png

113 ms

developpez.com.png

developpez.com.png

113 ms

gabarit-icons.png

gabarit-icons.png

114 ms

gabarit-home.png

gabarit-home.png

114 ms

social.png

social.png

114 ms

pub728.png

pub728.png

113 ms

comments.gif

comments.gif

582 ms

pub300.png

pub300.png

173 ms

middot.png

middot.png

587 ms

fa-solid-900.woff

fa-solid-900.woff

276 ms

fa-regular-400.woff

fa-regular-400.woff

145 ms

ga.js

ga.js

45 ms

499 ms

us13uk0q0.jpg

us13uk0q0.jpg

353 ms

iy13pz3r0.jpg

iy13pz3r0.jpg

602 ms

__utm.gif

__utm.gif

24 ms

offres.php

offres.php

246 ms

x

x

324 ms

dataspell2401-01FullLine.gif

dataspell2401-01FullLine.gif

596 ms

x

x

754 ms

x

x

435 ms

offres.css

offres.css

79 ms

offres.php

offres.php

254 ms

728x90standardmultiple.png

728x90standardmultiple.png

78 ms

300x600standardmultiple.png

300x600standardmultiple.png

82 ms

printer.css

printer.css

77 ms

Accessibility Review

sgbd.developpez.com accessibility score

68

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role] values are not valid

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

sgbd.developpez.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

sgbd.developpez.com SEO score

86

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sgbd.developpez.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Sgbd.developpez.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

sgbd.developpez.com

Open Graph description is not detected on the main page of SGBD Developpez. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: