خرید بک لینک

Vote count: 0

Elasticsaerch's documentation only covers loading a complete index to Spark.

from pyspark.sql import SQLContext
sqlContext = SQLContext(sc)
df = sqlContext.read.format("org.elasticsearch.spark.sql").load("index/type")
df.printSchema()

How can you perform a query to retu data from an Elasticsearch index and load them to Spark as a DataFrame using pyspark?

asked 1 min ago

برچسب: نویسنده: استخدام کار تاريخ: يکشنبه 13 تير 1395 ساعت: 0:59

صفحه بندی