Oracle DataSource for Apache Hadoop (OD4H): introduction

Introduction Currently we see that Hadoop is becoming part of Enterprise Data Warehouse family. But family should be connected to each other. Sometimes we need access to Hadoop from Oracle Database. Sometimes Hadoop users need enterprise data stored in Oracle database. Hive has very interesting concept – External Tables which allow you to define Java …

Continue reading ‘Oracle DataSource for Apache Hadoop (OD4H): introduction’ »

GoldenGate Cloud Service (GGCS): Configure GoldenGate to replicate data

GoldenGate Cloud Service is part of Oracle’s PaaS portfolio. From technical perspective it is just standard GoldenGate deployed on VM in Oracle Cloud. So same already proven architecture works in Cloud. GGCS can be used for different cases from zero downtime migration to real-time DWH feeding. More cases like BigData and data pipeline feeding are …

Continue reading ‘GoldenGate Cloud Service (GGCS): Configure GoldenGate to replicate data’ »

Oracle Database Cloud Service: Create database

Oracle Cloud provides several Oracle Database offerings. You can choose from a single schema based service virtual machine with a fully configured and running Oracle Database Instance Exadata Service with all the database features. You can look into details here: https://cloud.oracle.com/en_US/database We will talk about Database as a Service and not about Schema or Exadata …

Continue reading ‘Oracle Database Cloud Service: Create database’ »