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spark session creation examples

# Need to import to use date time
from datetime import datetime, date
 
# need to import for working with pandas
import pandas as pd
 
# need to import to use pyspark
from pyspark.sql import Row
 
# need to import for session creation
from pyspark.sql import SparkSession
 
# creating the session
spark = SparkSession.builder.getOrCreate()
 
# schema creation by passing list
df = spark.createDataFrame([
    Row(a=1, b=4., c='GFG1', d=date(2000, 8, 1),
        e=datetime(2000, 8, 1, 12, 0)),
   
    Row(a=2, b=8., c='GFG2', d=date(2000, 6, 2),
        e=datetime(2000, 6, 2, 12, 0)),
   
    Row(a=4, b=5., c='GFG3', d=date(2000, 5, 3),
        e=datetime(2000, 5, 3, 12, 0))
])
 
# show table
df.show()
 
# show schema
df.printSchema()
Source by www.geeksforgeeks.org #
 
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Tagged: #spark #session #creation #examples
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