Shankar

Shankar has asked 34 questions and find answers to 11 problems.

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Love Open Source and Big Data Technologies.

Shankar questions

Spring Batch - more than one writer based on field value
how to compare two different timestamp and find the latest
Spark SQL sum function issues on double value
AWS - t2.micro instance EBS Volume size
Apache Spark RDD and Java 8: Exception handling
Get the specific 15 minutes timeframe based on current time
Difference between sc.broadcast and broadcast function in spark sql
Difference between Future callback methods and Promises [Success and Failure]?
Spring Batch - Skip Record On Process
How to read Parquet file using Spark Core API?

Shankar answers

About how to create a custom org.apache.spark.sql.types.StructType schema object starting from a json file programmatically
How Publisher publish message to topic in Apache Kafka?
kafka-topics.sh ---delete --topic ''testTopic'' is not working for kafka V 0.10.1
Scala & Spark: Dataframe.write._ on Windows
How to convert RDD to DataFrame in Spark Streaming, not just Spark
How to use Column.isin in Java?
Share config files with spark-submit in cluster mode
How can I combine(concatenate) two data frames with the same column name in java
how to access multiple json files using dataframe from S3