One of the best ways to speed up big data processing operations is to not process so much data in the first place; i.e. to eliminate unnecessary data ahead of time.Read More
Big Data Problem Big data volumes are growing exponentially. This phenomenon has been happening for years, but its pace has accelerated dramatically since 2012. Check out this blog entitled Big Data Just Beginning to Explode from CSC for a similar viewpoint on the emergence of big data and the challenges related thereto.Read More
Data migration is done using NextForm; IRI’s data migration utility for converting large files into different formats and/or translating field-level data into other types. The current version converts between uniform XML and text files, LDIF and CSV, Vision and ISAM, MF COBOL variable-length files and Excel, etc.Read More
Star schema is the simplest and most common database modelling structure used in traditional data warehouse paradigms. The schema resembles a constellation of stars — generally several bright stars (facts) surrounded by dimmer ones (dimensions) where one or more fact tables reference different dimension tables.Read More
ODBC, Open Database Connectivity, is an industry-standard application programming interface (API) for access to both relational and non-relational database management systems (DBMS). ODBC was first developed by the SQL Access Group (SAG) in 1992 in response to the need to access data stored in a variety of proprietary personal computer, minicomputer, and mainframe databases without having to know their proprietary interfaces.