Oracle
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Oracle DB synchrnozation to Hadoop with CDC
Categories: Data Engineering | Tags: CDC, GoldenGate, Oracle, Hive, Sqoop, Data Warehouse
This note is the result of a discussion about the synchronization of data written in a database to a warehouse stored in Hadoop. Thanks to Claude Daub from GFI who wrote it and who authorizes us toā¦
By David WORMS
Jul 13, 2017
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Categories: Big Data | Tags: Oracle, Hive, Sqoop, Data Lake
In the past few days, Iāve published 3 related articles: a first one covering the option to integrate Oracle and Hadoop, a second one explaining how to install and use the Oracle SQL Connector withā¦
By David WORMS
Jul 6, 2013
![Options to connect and integrate Hadoop with Oracle Options to connect and integrate Hadoop with Oracle](/static/3a1cb20a2dd4d14e55f5640a36472233/0fd76/oracle-hadoop.png)
Options to connect and integrate Hadoop with Oracle
Categories: Data Engineering | Tags: Database, Java, Oracle, R, RDBMS, Avro, HDFS, Hive, MapReduce, Sqoop, NoSQL, SQL
I will list the different tools and libraries available to us developers in order to integrate Oracle and Hadoop. The Oracle SQL Connector for HDFS described below is covered in a follow up articleā¦
By David WORMS
May 15, 2013
![The state of Hadoop distributions The state of Hadoop distributions](/static/92863d250a04ab6a081456c939adbe4f/0fd76/state-hadoop.png)
The state of Hadoop distributions
Categories: Big Data | Tags: Hortonworks, Intel, Oracle, Hadoop, Cloudera
Apache Hadoop is of course made available for download on its official webpage. However, downloading and installing the several components that make a Hadoop cluster is not an easy task and is aā¦
By David WORMS
May 11, 2013
![Testing the Oracle SQL Connector for Hadoop HDFS Testing the Oracle SQL Connector for Hadoop HDFS](/static/10671a5f7a44762df329d90b2bf1c9ef/0fd76/oracle-hdfs.png)
Testing the Oracle SQL Connector for Hadoop HDFS
Categories: Data Engineering | Tags: Database, File system, Oracle, HDFS, CDH, SQL
Using Oracle SQL Connector for HDFS, you can use Oracle Database to access and analyze data residing in HDFS files or a Hive table. You can also query and join data in HDFS or a Hive table with otherā¦
By David WORMS
Jul 15, 2013
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Oracle to Apache Hive with the Oracle SQL Connector
Categories: Business Intelligence | Tags: Oracle, HDFS, Hive, Network
In a previous article published last week, I introduced the choices available to connect Oracle and Hadoop. In a follow up article, I covered the Oracle SQL Connector, its installation and integrationā¦
By David WORMS
May 27, 2013