mirror of
https://github.com/ClickHouse/ClickHouse.git
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37 lines
2.1 KiB
HTML
37 lines
2.1 KiB
HTML
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<div>
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<div class="container py-5">
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<div class="row">
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<div class="col-lg">
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<h2 id="feature-rich">Feature rich</h2>
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</div>
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</div>
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<div class="row my-5">
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<div class="col-lg">
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<div class="bg-number">1</div>
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<h4>User-friendly SQL dialect</h4>
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<p>ClickHouse features a user-friendly SQL query dialect with a number of built-in analytics capabilities. In additional to common functions that could by found in most DBMS, ClickHouse comes with a lot of domain-specific functions and features out of the box.</p>
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<div class="bg-number">2</div>
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<h4>Efficient managing of denormalized data</h4>
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<p>Column-oriented nature of ClickHouse allows having hundreds or thousands of columns per table without slowing down SELECT queries. It's possible to pack even more data in by leveraging wide range data organizing options, such as arrays, tuples and nested data structures.</p>
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</div>
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<div class="bg-number">3</div>
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<h4>Join distributed or co-located data</h4>
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<p>ClickHouse provides various options for joining tables. Joins could be either cluster local, they can also access data stored in external systems. There's also a external dictionaries support that provide alternative more simple syntax for accessing data from outside source.</p>
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<div class="col-lg">
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<div class="bg-number">4</div>
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<h4>Approximate query processing</h4>
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<p>Users can control trade-off between result accuracy and query execution time, which is handy when dealing with multiple terabytes or petabytes of data. ClickHouse also provides probabilistic data structures for fast and memory-efficient calculation of cardinatilities and quantiles</p>
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</div>
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