**cursor.execute（）：**此方法从远程访问SQL服务器执行给定的数据库操作。**spark.sql（）：**是P...
we are able to execute select queries form hive cli on top of the table created above, but unable to execute the same from pyspark script. pyspark script from pyspark.context import SparkContext sc=SparkContext() from pyspark.sql import HiveContext hive_context = HiveContext(sc) json=...
Query data. tripsSnapshotDF = spark. \ read. \ format("hudi"). \ load(basePath + "/*/*/*/*") tripsSnapshotDF.createOrReplaceTempView("hudi_trips_snapshot") spark.sql("select fare, begin_lon, begin_lat, ts from hudi_trips_snapshot where fare > 20.0").show() spark.sql("sel...
%%pyspark Python Execute a Python query against Spark Context. %%spark Scala Execute a Scala query against Spark Context. %%sql SparkSQL Execute a SparkSQL query against Spark Context. %%html Html Execute a HTML query against Spark Context. %%sparkr R Execute a R query against Spark Context....
%%pyspark Python Eseguire una query Python sul contesto Spark. %%spark Scala Eseguire una query Scala sul contesto Spark. %%sql SparkSQL Eseguire una query SparkSQL sul contesto Spark. %%html Html Eseguire una query HTML sul contesto Spark. %%sparkr R Eseguire una query R sul contesto...