Category: Uncategorized
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Mathematics for Data Science
Mathematics is very important in the field of data science as concepts within mathematics aid in identifying patterns and assist in creating algorithms. The understanding of various …
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Awesome Bigdata – RDBMS
MySQL The world’s most popular open source database. PostgreSQL The world’s most advanced open source database. Oracle Database Object-relational database …
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Handling Small file issue in HDFS – Hadoop
Dealing with Small Files Problem in Hadoop Distributed File System. HDFS gives the programmer unlimited storage and is the only …
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Hadoop Architecture
Apache Hadoop is an open-source software framework for storage and large-scale processing of data-sets on clusters of commodity hardware. There …
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CheetSheet – Hive for SQL Users
SQL to HIVE Queries Function MySQL HiveQL Retrieving information SELECT from_columns FROM table WHERE conditions; SELECT from_columns FROM table WHERE …
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PRPD – Partial Redistribution Partial Duplication
Teradata V14.10 Join Feature PRPD Rows being joined must be on the same AMP, so Teradata will redistribute one or both tables by the join …
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Teradata Certification – Professional Ranked 7th – Salary Survey 2015
Teradata Certification Pay's off Dazzling us with their shimmering volunteer spirit, 11,753 certified IT professionals weighed in over the course …
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Fastload – Teradata Utility Error Handling
Fastload The Teradata Fastload utility loads data into empty tables. It has the ability to be restarted after a database …
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Multiload – Teradata Utility Error Handling
The Teradata Multiload utility provides the capability to perform batch maintenance on tables (insert, update, delete and upsert). It loads …