org.apache.spark.sql.sources

Interface CreatableRelationProvider

public interface CreatableRelationProvider

Since:

1.3.0

Method Summary

Modifier and Type	Method and Description
BaseRelation	createRelation(SQLContext sqlContext, SaveMode mode, scala.collection.immutable.Map<String,String> parameters, Dataset<Row> data) Saves a DataFrame to a destination (using data source-specific parameters)

Method Detail

createRelation

BaseRelation createRelation(SQLContext sqlContext,
                            SaveMode mode,
                            scala.collection.immutable.Map<String,String> parameters,
                            Dataset<Row> data)

Saves a DataFrame to a destination (using data source-specific parameters)

Parameters:

sqlContext - SQLContext

mode - specifies what happens when the destination already exists

parameters - data source-specific parameters

data - DataFrame to save (i.e. the rows after executing the query)

Returns:

Relation with a known schema

Since:

1.3.0