Big Data SQL

Big Data SQL 3.2.1 is Now Available

Just wanted to give a quick update.  I am pleased to announce that Oracle Big Data SQL 3.2.1 is now available.   This release provides support for Oracle Database  Here are some key details: Existing customers using Big Data SQL 3.2 do not need to take this update; Oracle Database support is the reason for the update. Big Data SQL 3.2.1 can be used for both Oracle Database and deployments For Oracle Database, Big Data SQL 3.2.1...

Thursday, May 31, 2018 | Big Data SQL | Read More

Big Data SQL Quick Start. Multi-user Authorization - Part 25

One of the major Big Data SQL benefits is security. You deal with the data, which you store in HDFS or other sources, through Oracle Database, which means, that you could apply many Database features, such as Data Redaction, VPD or Database Vault. These features in conjunction with database schema/grant privileged model, allows you to protect data from Database side (when intruder tries to reach data from database side). But it's also important to keep in mind, that Data...

Monday, March 12, 2018 | Big Data SQL | Read More

Advanced Data Protection using Big Data SQL and Database Vault - Introduction

According to latest analysts reports and data breaches statistics, Data Protection is rising up to be the most important IT issue in the coming years! Due to increasing threats and cyber-attacks, new privacy regulations are being implemented such as the European Union (EU) General Data Protection Regulation (GDPR), are also being enforced and the increasing adoption of Public Cloud also legitimate these new Cyber Security requirements. Data Lake/Hub environments can be a...

Wednesday, February 7, 2018 | Big Data SQL | Read More

Oracle Big Data Lite 4.11 is Available

The latest release of Oracle Big Data Lite is now available for download on OTN.  Version 4.11 has the following products installed and configured: Oracle Enterprise Linux 6.9 Oracle Database 12c Release 1 Enterprise Edition ( - including Oracle Big Data SQL-enabled external tables, Oracle Multitenant, Oracle Advanced Analytics, Oracle OLAP, Oracle Partitioning, Oracle Spatial and Graph, and more. Cloudera Distribution including Apache Hadoop (CDH5.13.1) Cloudera Manager...

Tuesday, January 16, 2018 | Big Data SQL | Read More

Using Materialized Views with Big Data SQL to Accelerate Performance

One of Big Data SQL’s key benefits is that it leverages the great performance capabilities of Oracle Database 12c.  I thought it would be interesting to illustrate an example – and in this case we’ll review a performance optimization that has been around for quite a while and is used at thousands of customers:  Materialized Views (MVs). For those of you who are unfamiliar with MVs – an MV is a precomputed summary table.  There is a defining query that describes that summary. ...

Wednesday, November 22, 2017 | Big Data SQL | Read More

Big Data SQL Quick Start. Big Data SQL over Kafka – Part 23

G Data SQL 3.2 version brings a few interesting features. Among those features, one of the most interesting is the ability to read Kafka. Before drilling down into details, I'd like to explain in the nutshell what Kafka is. What is Kafka? The full scope of the information about Kafka you may find here, but in the nutshell, it's distributed fault tolerant message system. It allows you to connect many systems in an organized fashion. Instead, connect each system peer to peer: you...

Wednesday, November 15, 2017 | Big Data SQL | Read More