hadoopoffice | Analyze Office documents using the Hadoop ecosystem
kandi X-RAY | hadoopoffice Summary
kandi X-RAY | hadoopoffice Summary
HadoopOffice - Analyze and write Office documents, such as MS Excel, using the Hadoop ecosystem including Apache Hive/Apache Flink/Apache Spark. You find more information about the project in the Wiki.
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Top functions reviewed by kandi - BETA
- Updates the schema information based on schema information .
- Process a BOF record .
- Check if we need to match
- Processes the OPC package and checks if required .
- Serialize an object into a Writable object .
- This method is used to create a new office file .
- Reads from an input stream .
- Verifies that the given certificate is self - signed .
- Set an InputStream to a temporary file
- Signs an encrypted package .
hadoopoffice Key Features
hadoopoffice Examples and Code Snippets
Community Discussions
Trending Discussions on hadoopoffice
QUESTION
Currently I am using com.crealytics.spark.excel to read an Excel file, but using this library I can't write the dataset to an Excel file.
This link says that using hadoop office library (org.zuinnote.spark.office.excel
) we can read and write to Excel files
Please help me to write dataset object to an excel file in spark java.
...ANSWER
Answered 2017-Jun-28 at 18:05You can use org.zuinnote.spark.office.excel
for both reading and writing excel file using Dataset. Examples are given at https://github.com/ZuInnoTe/spark-hadoopoffice-ds/. However, there is one issue if you read the Excel in Dataset and try to write it in another Excel file. Please see the issue and workaround in scala at https://github.com/ZuInnoTe/hadoopoffice/issues/12.
I have written a sample program in Java using org.zuinnote.spark.office.excel
and workaround given at that link. Please see if this helps you.
QUESTION
I Am reading excel file using com.crealytics.spark.excel package. Below is the code to read an excel file in spark java.
...ANSWER
Answered 2017-Jun-25 at 11:15Looks like the library you chose, com.crealytics.spark.excel, does not have any code related to writing excel files. Underneath it uses Apache POI for reading Excel files, there are also few examples.
The good news are that CSV is a valid Excel file, and you may use spark-csv to write it. You need to change your code like this:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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Install hadoopoffice
You can use hadoopoffice like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the hadoopoffice component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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