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Merge branch 'cassandra-3.11' into cassandra-4.0

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Mick Semb Wever 2023-04-29 18:24:24 +02:00
parent b183e1f0de 90d0857d34
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2
doc/modules/cassandra/pages/data_modeling/data_modeling_queries.adoc
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@ -28,7 +28,7 @@ here, however, you’ll want to think not only from the customer
perspective in terms of how the data is written, but also in terms of
how the data will be queried by downstream use cases.
You natural tendency as might be to focus first on designing the tables
Your natural tendency might be to focus first on designing the tables
to store reservation and guest records, and only then start thinking
about the queries that would access them. You may have felt a similar
tension already when discussing the shopping queries before, thinking

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doc/modules/cassandra/pages/data_modeling/data_modeling_rdbms.adoc
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@ -17,7 +17,7 @@ image::data_modeling_hotel_relational.png[image]
== Design Differences Between RDBMS and Cassandra
Let’s take a minute to highlight some of the key differences in doing
ata modeling for Cassandra versus a relational database.
data modeling for Cassandra versus a relational database.
=== No joins

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doc/modules/cassandra/pages/getting_started/production.adoc
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@ -51,7 +51,7 @@ appropriate number of replicates, to ensure even token allocation.
Read ahead is an operating system feature that attempts to keep as much
data as possible loaded in the page cache.
Spinning disks can have long seek times causing high latency, so additional
throughout on reads using page cache can improve performance.
throughput on reads using page cache can improve performance.
By leveraging read ahead, the OS can pull additional data into memory without
the cost of additional seeks.
This method works well when the available RAM is greater than the size of the