👋 สวัสดีจ้าาา วันนี้แอดจะพาเพื่อน ๆ มาทำความรู้จักกับ Data Lakes กันน !! มันคืออะไร สำคัญยังไง มาหาคำตอบไปพร้อม ๆ กันเลยจ้าาา
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📑 Data Lakes - เป็นศูนย์รวมการเก็บข้อมูลจากทุก ๆ แหล่ง สามารถเก็บข้อมูลแบบ Structured หรือ Unstructured ก็ได้ ไม่ต้องเปลี่ยนแปลงข้อมูลก่อนการจัดเก็บ และสามารถดึงข้อมูลมาใช้ได้อย่างรวดเร็ว โดยข้อมูลเหล่านี้จะนำมาใช้ในการวิเคราะห์, สร้าง Dashboard, รวมไปถึงการประมวลผล Big Data และ Machine Learning
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🌈 Data Lakes พัฒนาเพื่อลบข้อจำกัดของ Data Warehouse แม้ว่า Data Warehouse จะช่วยให้ธุรกิจมีการวิเคราะห์ข้อมูลที่มีประสิทธิภาพสูง แต่มันก็ยังมีข้อจำกัดในเรื่องของราคาและเรื่องการปรับขนาด ซึ่งมันจะทำให้เสีย Cost ตรงนี้มากขึ้น ซึ่งเจ้า Data Lakes เป็นสถาปัตยกรรมที่ทันสมัยกว่า เก็บข้อมูลไว้ที่ศูนย์กลาง โดยไม่ต้องกำหนดโครงสร้างของข้อมูล รองรับข้อมูลได้หลากหลาย มีความสามารถในการปรับขนาดได้ มีความทนทานสูง และต้นทุนต่ำกว่า เหมาะกับการนำไปทำ Machine Learning มากกว่า
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✨ ประโยชน์
- สามารถจัดเก็บข้อมูลแบบไม่มี Schema ได้ เมื่อข้อมูลถูกอ่านระหว่างการประมวลผลจะถูกปรับให้เป็นข้อมูลที่มี Schema ตามที่จำเป็น ซึ่งมันจะช่วยประหยัดเวลาไปเยอะเลยนั่นเอง
- สามารถเข้าถึงข้อมูล จัดเตรียม และวิเคราะห์ข้อมูลได้รวดเร็ว
- มีความยืดหยุ่นสูง และต้นทุนต่ำ
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💡 มันสำคัญยังไงกันนะ ?
องค์กรที่มีการทำ Data Lakes ทำให้มีการวิเคราะห์ข้อมูลประเภทใหม่ และสามารถเข้าถึงแหล่งข้อมูลใหม่ ๆ มากขึ้น ซึ่งจะช่วยให้เพิ่มประสิทธิภาพในการตัดสินใจทางธุรกิจ ดึงดูดลูกค้า และมีโอกาสเติบโตมากกว่านั่นเอง (อ้างอิงจากผลสำรวจ Aberdeen)
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💥 อ่านเพิ่มเติมได้ที่ : https://aws.amazon.com/th/big-data/datalakes-and-analytics/what-is-a-data-lake/ ,
https://databricks.com/discover/data-lakes/introduction , https://www.talend.com/resources/what-is-data-lake/ ,
https://s3-ap-southeast-1.amazonaws.com/mktg-apac/Big+Data+Refresh+Q4+Campaign/Aberdeen+Research+-+Angling+for+Insights+in+Today's+Data+Lake.pdf
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หากใครชอบเนื้อหานี้ ฝากกดไลค์กดแชร์เป็นกำลังใจให้แอดด้วยน้าาาา 😍
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borntoDev - 🦖 สร้างการเรียนรู้ที่ดีสำหรับสายไอทีในทุกวัน
同時也有10000部Youtube影片,追蹤數超過2,910的網紅コバにゃんチャンネル,也在其Youtube影片中提到,...
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what is structured data 在 拿督雷智雄博士 Dato' Tony Looi Chee Hong Facebook 的精選貼文
🔥🔥 10 Points in Response to the Prime Minister's "Recovery Plan". Window Dressing Is Not Going To Cut It This Time | Industries Unite
(1) The fact that we have a one-pager after enduring the pandemic for 15months, speaks volumes of the perceived indecisiveness, inefficiency and lack of a cohesive idea on the part of the Government on how and when we are going to come out of this. Contain the pandemic and have a structured economic recovery.. There are too many if's and variables in play for the plan to actually spur the confidence of the #Rakyat.
(2) Weren't we at these levels last year? Unless we have a clear and defined path forward the idea that we will come out of this in September or October 2021, is not convincing; amongst others as the whole plan is entirely based on the accuracy of purported numbers of infected persons and the availability of vaccinations on time. Many analysts have openly stated serious doubts on this.
(3) There are serious doubts about the absolute numbers that the government is resting the substratum of the 'Recovery Plan' on. Limited and variable testing numbers and testings may mean that there are flaws in the absolute numbers being relied upon here. This appears to be supported by the Code-Blue stats.
(4) Where is the tracking data on clusters and contact tracing?
Without this, we are fighting with eyes closed. In any case, most of the cases appear to be asymptomatic, so are the numbers correct?
(5) What if this doesn't work? We simply cannot afford to get it wrong now, the fear is that the projection put forward by you, is not based on any data that has been made available to be scrutinised and verified. Just a blanket wish-list. With the current numbers of new cases and the projection of average positivity rate. With the data, We will be able to see the real numbers (projected forecast) and tabulate a much more concrete plan. However, is the government not doing this because as the numbers are bad? These are serious questions that we have.
(6) Increasing the capacity to vaccinate should be the priority moving forward. Delay and bureaucracy are issues ignored here. Private practitioners who have been inoculating children and adults for decades are not being fully mobilised , these private practitioners, who are by law allowed to vaccinate the public are frustrated by the process of having to register and by trained by a private company #ProtectHealth. The Government's refusal to fully utilise the existing infrastructure of the many #Klinik #Kesihatan and government hospital out-patient facilities, preferring them to mega #PPVs is not optimising the capacity to vaccinate. They have not taken into account that many people especially in the rural areas do not have smart phones or connectivity, yet we insist on deployment of a RM70 million application that has shown itself to crash twice! A manual system was used to great effect in the USA and UK to great effect in simplifying the process and increasing capacity.
(7) The idea of employers being allowed to pay to vaccinate raises the question of allocation of vaccines and a two class system of vaccination process.
(8 ) There is no indication of how and when the vaccination are going to be distributed to the states. Why are we not involving the individual state health apparatus. Surely, they are already set up and are better positioned to roll it out .
(9) Where are the dollars and cents in numbers, in-terms of assistance and Aid to the #public and #businesses to stabilise their economic position for the duration that there are restrictions on movement (#FMCO). Where is the Plan B, in case the targets as stated are not met? What is the plan? Can the government be sure?
(10) Surely a recovery plan should include a plan for Economic Recovery over at least 3 years. If there is One, Where is it?
(11) Do we have an adequate safety net for the public? There is no indication of when people will get back jobs and when, businesses will get back to normal. One cannot assume economically everything will be ok, once we reach October 2021.
It will take many months thereafter to get back to employability and profitability. So whats the plan for that? What are the projections? What are the solutions? What is the plan ?
WE SIMPLY CANNOT AFRORD TO GET THIS WRONG THIS TIME.
PEOPLE ARE DYING. BUSINESSES ARE FOLDING. WE NEED MORE.
Dato' David Gurupatham
Datuk Irwin SW Cheong
On-behalf of #IndustriesUnite.
#OneVoice #kitajagakita #ManaPelan #JabatanPerdanaMenteri #RecoveryPlan #MOFMalaysia #KementerianKewanganMalaysia #KKM #covid19 #PKP3 #MCO3 #RintihanRakyat
what is structured data 在 IELTS Fighter - Chiến binh IELTS Facebook 的精選貼文
⛔ LUYỆN READING NÀO ⛔
THE IMPORTANCE OF CHILDREN'S PLAY
Brick by brick, six-year-old Alice is building a magical kingdom. Imagining fairy-tale turrets and fire-breathing dragons, wicked witches and gallant heroes, she's creating an enchanting world. Although she isn't aware of it, this fantasy is helping her take her first steps towards her capacity for creativity and so it will have important repercussions in her adult life.
Minutes later, Alice has abandoned the kingdom in favour of playing schools with her younger brother. When she bosses him around as his 'teacher', she's practising how to regulate her emotions through pretence. Later on, when they tire of this and settle down with a board game, she's learning about the need to follow rules and take turns with a partner.
'Play in all its rich variety is one of the highest achievements of the human species,' says Dr David Whitebread from the Faculty of Education at the University of Cambridge, UK. 'It underpins how we develop as intellectual, problem-solving adults and is crucial to our success as a highly adaptable species.'
Recognising the importance of play is not new: over two millennia ago, the Greek philosopher Plato extolled its virtues as a means of developing skills for adult life, and ideas about play-based learning have been developing since the 19th century.
But we live in changing times, and Whitebread is mindful of a worldwide decline in play, pointing out that over half the people in the world now live in cities. 'The opportunities for free play, which I experienced almost every day of my childhood, are becoming increasingly scarce,' he says. Outdoor play is curtailed by perceptions of risk to do with traffic, as well as parents' increased wish to protect their children from being the victims of crime, and by the emphasis on 'earlier is better' which is leading to greater competition in academic learning and schools.
International bodies like the United Nations and the European Union have begun to develop policies concerned with children's right to play, and to consider implications for leisure facilities and educational programmes. But what they often lack is the evidence to base policies on.
'The type of play we are interested in is child-initiated, spontaneous and unpredictable- but, as soon as you ask a five-year-old "to play", then you as the researcher have intervened,' explains Dr Sara Baker. 'And we want to know what the long-term impact of play is. It's a real challenge.'
Dr Jenny Gibson agrees, pointing out that although some of the steps in the puzzle of how and why play is important have been looked at, there is very little data on the impact it has on the child's later life.
Now, thanks to the university's new Centre for Research on Play in Education, Development and Learning (PEDAL), Whitebread, Baker, Gibson and a team of researchers hope to provide evidence on the role played by play in how a child develops.
'A strong possibility is that play supports the early development of children's self-control,' explains Baker. 'This is our ability to develop awareness of our own thinking processes - it influences how effectively we go about undertaking challenging activities.'
In a study carried out by Baker with toddlers and young pre-schoolers, she found that children with greater self-control solved problems more quickly when exploring an unfamiliar set-up requiring scientific reasoning. 'This sort of evidence makes us think that giving children the chance to play will make them more successful problem-solvers in the long run.'
If playful experiences do facilitate this aspect of development, say the researchers, it could be extremely significant for educational practices, because the ability to self-regulate has been shown to be a key predictor of academic performance.
Gibson adds: 'Playful behaviour is also an important indicator of healthy social and emotional development. In my previous research, I investigated how observing children at play can�give us important clues about their well-being and can even be useful in the diagnosis of neurodevelopmental disorders like autism.'
Whitebread's recent research has involved developing a play-based approach to supporting children's writing. 'Many primary school children find writing difficult, but we showed in a previous study that a playful stimulus was far more effective than an instructional one.' Children wrote longer and better-structured stories when they first played with dolls representing characters in the story. In the latest study, children first created their story with Lego*, with similar results. 'Many teachers commented that they had always previously had children saying they didn't know what to write about. With the Lego building, however, not a single child said this through the whole year of the project.'
Whitebread, who directs PEDAL, trained as a primary school teacher in the early 1970s, when, as he describes, 'the teaching of young children was largely a quiet backwater, untroubled by any serious intellectual debate or controversy.' Now, the landscape is very different, with hotly debated topics such as school starting age.
'Somehow the importance of play has been lost in recent decades. It's regarded as something trivial, or even as something negative that contrasts with "work". Let's not lose sight of its benefits, and the fundamental contributions it makes to human achievements in the arts, sciences and technology. Let's make sure children have a rich diet of play experiences.'
⛔ CÂU HỎI:
Do the following statements agree with the information given in Reading Passage 1?
In boxes 9-13 on your answer sheet, write
TRUE if the statement agrees with the information
FALSE if the statement contradicts the information
NOT GIVEN if there is no information on this
1. Children with good self-control are known to be likely to do well at school later on.
2. The way a child plays may provide information about possible medical problems.
3. Playing with dolls was found to benefit girls’ writing more than boys’ writing.
4. Children had problems thinking up ideas when they first created the story with Lego.
5. People nowadays regard children’s play as less significant than they did in the past.
(Trích Cam 14)
⛔ HIGHLIGHT TỪ VỰNG
Possibility (n): Khả năng
Self-control (n): Tự kiểm soát
Toddler (n): Trẻ mới biết đi
Pre-schooler (n): Trẻ nhỏ tuổi
Unfamiliar (adj): Không quen thuộc
Facilitate (v): Tạo điều kiện cho
Diagnosis (n): Chẩn đoán
Autism (n): Tự kỷ
Approach (n): Phương pháp
Stimulus (n): Sự kích thích
Serious (adj): Nghiêm túc
Debate (v): Tranh luận
Trivial (adj): Tầm thường
Fundamental (adj): Cơ bản
Contribution (n): Sự đóng góp
Các bạn làm đề nhé, cô chia sẻ đáp án dưới cmt nha!