dgadiraju

sqoop list-databases \
  --connect "jdbc:mysql://nn01.itversity.com:3306" \
  --username retail_dba \
  --password itversity

#Make sure there is no directory specified in target-dir
#Also make sure you replace dgadiraju with appropriate user name
#For Cloudera or Hortonworks based VM environments you can change nn01.itversity.com
  #to appropriate host names or localhost
sqoop import \

dgadiraju

val a = 5
var res = 1
for(e <- a to 2 by -1)
  res = res * e
println("Factorial of " + a + " is " + res)

dgadiraju

val a = 10
var pre = 0
var curr = 1
println(pre)
println(curr)
var res = 0
for(e <- 2 to a - 1) {
  res = pre + curr
  println(res)
  pre = curr

dgadiraju

def fact(i: Int) = {
  var res = 1
  for(e <- i to 1 by -1)
    res = res * e
  res
}

dgadiraju

def factr(i: Int): Int = if(i==1) 1 else i * factr(i-1)

dgadiraju

def fibo(i: Int) = {
  var pre = 0
  var curr = 1
  var res = 0
  print(pre + "\t" + curr)
  for(e <- 2 to i - 1) {
    res = pre + curr
    pre = curr
    curr = res
    print("\t" + res)

dgadiraju

def fact(i: Int) = {
  var res = 1
  for(e <- i to 1 by -1)
    res = res * e
  res
}

def nCr(n: Int, r: Int) = {
  fact(n)/(fact(n-r) * fact(r))
}

dgadiraju

/**
  * Created by itversity on 07/05/17.
  */
object combination {
  def nCr(n: Int, r: Int) = {
    def fact(i: Int) = {
      var res = 1
      for(e <- i to 1 by -1)
        res = res * e
      res

dgadiraju

package retail

/**
  * Created by itversity on 07/05/17.
  */
class Department(
                  departmentId: Int,
                  departmentName: String
                ) {
  override def toString() = "Department(" +

dgadiraju

package retail

/**
  * Created by itversity on 08/05/17.
  */
case class Department(
                       departmentId: Int,
                       departmentName: String
                     )