A Simple Key For parquet de madera Unveiled
A Simple Key For parquet de madera Unveiled
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It absolutely was designed like a joint effort in between Cloudera and Twitter and was introduced in 2013. It's got because been broadly adopted and it is now a Portion of the Apache Hadoop ecosystem.
Compression: Parquet supports several compression algorithms, like Snappy, Gzip, and LZO. This decreases storage demands and minimizes the level of details that needs to be browse in the disk when jogging queries.
It may also aid unique compression techniques on a per-column foundation, further optimizing saved data.
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Parquet: Converting our compressed CSV information to Apache Parquet, you end up getting an identical number of knowledge in S3. However, for the reason that Parquet is columnar, Athena ought to read only the columns which can be suitable to the query staying run – a little subset of the data.
For OLAP (On the internet Analytical Processing) workloads, knowledge teams center on two major things — storage sizing and question general performance. Parquet can significantly lessen storage specifications and boost query response occasions as compared to other formats like CSV.
Find out more details on the latest developments in knowledge engineering and the way to get important info insights by examining our site.
Apache Parquet is just one of many info file formats. Right here’s a comparison of Parquet with other well-liked information formats:
At risk of marks: The Wooden is well scratched and scuffed, and these marks are tough to buff off a parquet ground.
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Parquet Versailles Large diagonal squares often known parquet de madera as parquet de Versailles were introduced in 1684 as parquet de menuiserie ("woodwork parquet") to replace the marble flooring that required constant washing, which tended to rot the joists beneath the flooring.
Parquet Water Problems Parquet tiles fare somewhat superior in moist environments than tailor made-set up hardwood parquet planks. The individual slats in tile kind are much less vulnerable to growth and contraction in the course of humidity adjustments.
Storing your info in open formats indicates you stay away from vendor lock-in and improve your overall flexibility, compared to proprietary file formats employed by quite a few contemporary large-general performance databases.