April 2020
Beginner to intermediate
540 pages
14h 14m
Russian
Content preview from MongoDB: полное руководство
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Индексы для полнотекстового поиска 187
должны использовать то же имя поля в нашей сортировке, которое мы ис-
пользовали в нашей проекции. В этом случае мы использовали имя поля
"score" для значения показателя релевантности, отображаемого в наших
результатах поиска. Как видно, результаты теперь сортируются в порядке
убывания релевантности:
> db.articles.nd({$text: {$search: "\"impact crater\" lunar"}},
{title: 1, score: {$meta: "textScore"}}
).sort({score: {$meta: "textScore"}}).limit(10)
{"_id": "1621514", "title": "Lunar craters", "score": 3.1655242042922014}
{"_id": "14580008", "title": "Kuiper quadrangle", ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.