Savez-vous ce qu’est le big data ? Savez-vous quel en est son but premier et pourquoi ? Depuis le début d’Internet, toutes les données de navigations et autres sont stockées un peu partout dans le monde sur des centaines des serveurs différents et parfois même là où on ne les attend pas. Nous allons voir ensemble à quoi et comment sont utilisées ces données.
Tout d’abord, qu’est-ce que c’est ? L’idée principale du BigData est + ou – comme celle des cookies, c’est-à-dire enregistrer beaucoup de données, le plus possible (d’où sont nom : « Grande données » / « Données importantes » (en français).
Voici un petit tableau expliquant les volumes de données enregistrées dans le monde entier par période.
Période
Volume
… à 2003
5 exabytes (soit 5 millions de To / 5 milliards de Go) sont enregistrées
En 2011
5 EB (exabytes) étaient produits et récoltés en seulement 2 jours
En 2013
5 EB étaient produits et récoltés en seulement 10 minutes
Ce tableau provient du site : Culture-Informatique
Imaginez ce que cela peut représenté, surtout que maintenant, tout le monde possède généralement un smartphone en plus de son ordinateur, qui utilise lui aussi beaucoup de données.
La ou le bigdata est différent des cookies, c’est que les cookies sont des données de navigations web, et peuvent être effacées, contrairement au BigData.
Qu’est-ce que le Big Data enregistre ?
Quelques petits exemple :
Les sites web sur lesquels vous vous rendez
Les applications de votre smartphone
Vos conversations téléphoniques
Les mails que vous recevez
Les recherches que vous effectués
Vos achats sur internet (afin d’avoir vos centre d’intérêts)
Tout ce qui se connecte et utilise internet en soit… ! Vous ne vous en doutez peut-être pas, mais le B.D enregistre également :
Votre GPS
Tous les appareils connectés de votre domicile et / ou bureau
Vos thermostats (s’ils sont possibles à régler à distance)
etc … (tout les appareils utilisant Internet)
Mais quel en est son objectif ?
L’objectif du BigData est de collecter vos données afin de connaître d’avantages le consommateur pour ensuite lui proposer des produits / services adaptés à vos besoins, envies et recherches précédentes.
Comment sont stockées toutes ces données ?
Le stockage d’un tel volume de données est un travail rigoureux. Normalement, pour stocker un volume de données importantes, on utilise des bases de données (COMING SOON). Le problème est que la taille des données est tellement importante actuellement que ce n’était pas possible, il aura fallu penser à changer toute la manière de stockage… Et c’est à ce moment qu’on créa la règles des 5 V :
Volume : Stocker un maximum d’informations
Variété : Stocker beaucoup de données de toute sortes
Vélocité : Avoir un accès rapidement à toutes ces données
Véracité : Les données doivent être vraies
Valeur : Ces données doivent apporter de la valeur On pourrait y ajouter aussi :
Vertu : Ces données respectent les règlementations en vigueur
En conclusion
Nous pouvons dire qu’il est important de faire attention à nos données et à comment elles pourraient être utilisées. Nous ne pouvons malheureusement pas y faire grand chose, contrairement au cookies (C’est quoi les cookies ?)
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At that time, the Tianyi Sect was also at its most powerful period.Of course, he couldn t really rest assured of Ye Chi, but most of his energy could be put on getting rid of Jin Ling.
As a monk in the Qi refining stage, it was indeed not something ordinary people could do.You know, even in Shenzhu Island, the value of magic stones is five times that of spirit stones, and one top quality spirit stone is equivalent to two million spirit stones.
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Hurry up and find out who this person is. He should be from our Taoist sect.The monkey also gritted his teeth. Damn it, he was almost suppressed again.
Boy, with your strength, you won the star list within minutes.No wonder she almost fainted just now. Fortunately, Lin Xuan was here.
They directly locked on the place where Long Ao was.This portrait is said to be very precious, and it was painted by Ksitigarbha himself.
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Looking at this scene, Lin Xuan was also terrified.More importantly, no one dared to challenge their status.
In this underworld, life saving means will also be stronger.Necromancer is very powerful enough to enter the fourth layer of hell.
Who is it Dare to suppress such a bloody existence.The great sage of Misty Peak was stunned, and the great sage of Xuantian Pavilion was also stunned, with a look of astonishment on his face.
Even Naluo, Meng Ye and others retreated into the distance.Lin, we thank you from the Nalan family. With the help, your strength has improved by leaps and bounds.
It is indeed the legendary iceberg. This time I fell, but I will find this place again in the future.It s useless, you can t resist it at all. The elder sneered, and the sword fell crazily, which could seal everything.
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Kong was born, so he naturally hoped to become our disciple.Zhang Zhengdao doesn t have Wang Zhihan s method, otherwise he wouldn t need to think about the possibility of joining forces with the person in front of him.
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Lin Haoming didn t stop the urge to activate the magic formula, another layer of runes shone on the eight pillars in an instant, and then some runes appeared on the entire surrounding light curtain, and these runes appeared, followed by It immediately merged with the nearby ones, and immediately turned into some thunder fires and condensed into groups.
When he was really about to face Lin Haoming, Zhao Keming also felt an indescribable loss.Jubao Pavilion must agree to the conditions proposed by my husband at the beginning Seeing that Shen Yan was still talking about this, Lin Haoming had a strange smile on his lips, and suddenly his figure flashed, and he went directly to Shen Yan.
When Xiao Jiuchang finally landed, Shu Yue, who had come down early in the morning, asked cautiously Fellow Daoist Xiao, didn t you say that a devil is imprisoned here Even if the devil is dead, there should be a corpse.According to the rules, I don t think fellow daoist intends to fight with Zhang, I don t know, do fellow daoists Drops Keto Optimal The Gummies Secret Unlocking Weight And Review Rapid Fvq Acv Loss To 102xbqi8q Health intend to make a deal Zhang Jian asked.
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Looking back, Lin Haoming suddenly found that at some point, a pair of very ghostly eyes appeared in front of him.Lin Haoming is still suppressing his cultivation in order to strengthen his foundation, but because he has made a breakthrough in comprehending the magic pattern, Lin Haoming will not only comprehend the exercises in the following time, but will start to do some other things.
Sure. What about Zhao Keming from the Blood Refining Sect Lin Haoming asked.The Cangming Demon Insect suddenly disappeared into the air, and when it reappeared, it was already in the girl s hands, and it seemed to be struggling in Cider Drinking Gcfkriy6 Lla En Apple Vinegar You Weight Lose Help Can extreme pain.
The spirit stone that maintains the energy required by the eight crystal pillars, Both Jiu Chang and Cheng Yueyao were gone, but at this moment Lin Haoming waved his hand and took out a lot of spirit stones.
