go
英文: Spark Job takes one hour to process 10MB file 问题 我是新手使用Spark，我在EMR集群上运行Spark作业。作业需要大约一小时才能完成。 在作...
61amazon-web-services
apache-spark
go
英文: How to get year from number of day's in SparkSQL 问题 select datediff('year', CURRENT_...
136apache-spark
apache-spark-sql
go
英文: How to convert bytes to string while processing records from Kafka? 问题 我正在使用Spark与Kafka。我正在运行一个流...
52apache-kafka
apache-spark
go
英文: Yarn CPU usage and the result of htop on workers are incosistent. I am running a SPARK cluster o...
111apache-spark
apache-spark-sql
go
英文: Can't achieve desired directory structure when writing data from Kafka topic to HDFS using P...
70apache-spark
python
go
英文: Jar Files not working when I include external dependencies in my project in Intellij 问题 I am usi...
68java
maven
go
英文: Spark "Run SQL on files directly" fails 问题 Spark文档建议我可以在PySpark中直接使用以下语法在文件上运行SQL： df ...
74apache-spark
python
go
英文: Which is more efficient between the Cassandra's library query and PySpark's Cassandra qu...
54apache-spark
pyspark
go
英文: Sending data to Azure Event Hub using Synapse Spark 问题 在使用 PySpark 在 Synapse Analytics Studio 上工...
72azure
python
go
英文: Fill NA in PySpark DataFrame by group with values from Pandas lookup table 问题 我有一个包含在col2中的缺失值的P...
65dataframe
pandas
61评论amazon-web-services
apache-spark