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Geomapping States

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Data visualization Session 4

<head> <script type="text/javascript" src="https://www.google.com/jsapi"></script> <script type="text/javascript"> google.load("visualization", '1', {packages:['corechart']}); google.setOnLoadCallback(drawChart); function drawChart() { var query = new google.visualization.Query( 'https://docs.google.com/a/yantrajaal.com/spreadsheet/ccc?key=0AqawrNPy9RHodGJBQkRpX0Rrdjc2OXZMZmZmNzk3WGc&usp=drive_web#gid=0'); query.send(handleQueryResponse); } function handleQueryResponse(response) { if (response.isError()) { alert('Error in query: ' + response.getMessage() + ' ' + response.getDetailedMessage()); return; } var data = response.getDataTable(); var options = {'title':'How Much PIZZA I Ate Last Night', 'width':400, 'height':600}; var chart = new google.visualization.PieChart(d
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Session 3 Data Visualization

l library(shiny) # Define UI for app that draws a histogram ---- ui <- fluidPage( # App title ---- titlePanel("Hello Shiny!"), # Sidebar layout with input and output definitions ---- sidebarLayout( # Sidebar panel for inputs ---- sidebarPanel( # Input: Slider for the number of bins ---- sliderInput(inputId = "bins", label = "Number of bins:", min = 1, max = 50, value = 30) ), # Main panel for displaying outputs ---- mainPanel( # Output: Histogram ---- plotOutput(outputId = "distPlot") ) ) ) # Define server logic required to draw a histogram ---- server <- function(input, output) { # Histogram of the Old Faithful Geyser Data ---- # with requested number of bins # This expression that generates a histogram is wrapped in a call # to renderPlot to indicate t
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NORMALIZATION IN RDBMS

WHAT IS NORMALIZATION?? Database Normalization is a technique of organizing the data in the database. Normalization is a systematic approach of decomposing tables to eliminate data redundancy and undesirable characteristics like Insertion, Update and Deletion Anomalies. It is a multi-step process that puts data into tabular form by removing duplicated data from the relation tables. Normalization is used for mainly two purpose, Eliminating redundant(useless) data. Ensuring data dependencies make sense i.e data is logically stored NORMALIZATION RULE Normalization rule are divided into following normal form. First Normal Form Second Normal Form Third Normal Form BCNF Below is a basic example of normalization upto third normal form which I did as part of my class assignment. Normalization Slides
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