2005 Relational Database Structured Data 
ProjectPro
NOVEMBER 15, 2021
DataFrames are used by Spark SQL to accommodate structured and semi-structured data. You can also access data through non-relational databases such as Apache Cassandra, Apache HBase, Apache Hive, and others like the Hadoop Distributed File System. Apache CouchDB Source: idroot.us
ProjectPro
JUNE 6, 2015
Get FREE Access to Data Analytics Example Codes for Data Cleaning, Data Munging, and Data Visualization So what are the pains of the BI? A data warehouse with more than 50 TB is very difficult to maintain. We know that data warehouse is very big and a very complicated tool to maintain and to meet Big Data problems.
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