What is Business Inteligence ?

 Decision support
# Increased  data  collection  and greater storage capacity
# dats strucuters - sturectured , unstructred  and semi sturectured
#1 st step >>BI >> taking inventory of the data your  company produces
#data  marts
#finally data is  transferred into the central warehouse or datamart
#hadoop
#hadoop is an an storing and processing large amt of  data  across multiple  servers  - uses cluster system
    # ad- hoc queries
    #map reduce
#analyzing big data
#data mining  - analysis of large sets of data in order to find patterns and correlations , connections.
#analyzing big data

#INSIGHTS FROM ANALYTICS  REPORTS INFLUENCE COMPANY DIRECTION , PRODUCT LINEUPS ,AND EVEN HIRING DECISIONS

#Text analytics
#Business analytics - analyzing and  drawing connections between data
      Through that     #Predict future trends
                               #Gain compettive advantages
                                #Reveal unknown innefficencies .
#There  are 3 main forms of business analytics
        #Descriptive - programs analyze past data and identify trends and relationships.
        #Predictive  - companies to infer future patterns from past trends.
        #Decision - looks at a company's internal data , then analyzes external conditions
                            (such as manufacturing trends, or predict supply shortages)
                           to recommend the best course of action for a company.

#Data Visualization - Graphic display of the results  of data mining or analytics, often in real time
         #Dashboards - the interfaces that represent specific analyses .

#Problems - getting access to clean,high quality data remains difficult for some companies.

#Current Trends
    #In memory Processing - those systems utilize RAM memory - instead of hard drives to execute
     queries.This increases application performance
    #Usability and Visualization

Resources - https://www.youtube.com/watch?v=jkCCnwvO_fg