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book
数据分析之图算法: 基于Spark和Neo4j
by
Mark Needham
,
Amy E. Hodler
September 2020
Intermediate to advanced
213 pages
5h 25m
Chinese
Posts & Telecom Press
Content preview from
数据分析之图算法: 基于Spark和Neo4j
28
|
第
3
章
export SPARK_VERSION="spark-2.4.0-bin-hadoop2.7"
./${SPARK_VERSION}/bin/pyspark \
--driver-memory 2g \
--executor-memory 6g \
--packages graphframes:graphframes:0.7.0-spark2.4-s_2.11
撰写本书时,
Spark
的最新发布版本是
Spark-2.4.0-bin-hadoop2.7
,读者阅读本书时情况可
能会有变化。若是如此,请确保正确更改
SPARK_VERSION
环境变量。
尽管应该在计算机集群上执行
Spark
作业,但为了便于演示,我们仅在单机
上执行这些作业。
Bill
Chambers
和
Matei Zaharia
所著的《
Spark
权威指南》
一书涵盖了在生产环境中运行
Spark
的更多内容。
现在,你已经做好在
Spark
上运行图算法的准备了。
3.2.3
Neo4j
图平台
Neo4j
图平台支持图数据的事务处理和分析处理。它提供了图存储与计算功能以及数据管
理与分析工具。该集成工具集位于常见协议、
API
和查询语言(
Cypher
)之上,针对不同
用途提供高效访问,如图
3-2
所示。
应用程序
开发人员
管理员
数据科学家
数据分析人员
数据集成
开发和管理
分析工具
图事务处理
数据
仓库
数据湖
NoSQLRDBMS
图分析
驱动程序和
API
发现与可视化
业务用户
图
3-2
:
Neo4j
图平台围绕支持事务处理应用与图分析的本地图数据库构建 ...
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Publisher Resources
ISBN: 9787115546678