Package org.apache.arrow.datafusion

Interface SessionContext

All Superinterfaces:

AutoCloseable

public interface SessionContext
extends AutoCloseable

A session context holds resources and is the entrance for obtaining DataFrame

Method Summary

Modifier and Type	Method	Description
long	getPointer()
Runtime	getRuntime()	Get the runtime associated with this context
CompletableFuture<Void>	registerCsv(String name, Path path)	Registering a csv file with the context
CompletableFuture<Void>	registerParquet(String name, Path path)	Registering a parquet file with the context
CompletableFuture<DataFrame>	sql(String sql)	Obtain the DataFrame by running the sql against the datafusion library

Methods inherited from interface java.lang.AutoCloseable

close

Method Details

sql

CompletableFuture<DataFrame> sql(String sql)

Obtain the DataFrame by running the sql against the datafusion library

registerCsv

CompletableFuture<Void> registerCsv(String name,
 Path path)

Registering a csv file with the context

registerParquet

CompletableFuture<Void> registerParquet(String name,
 Path path)

Registering a parquet file with the context

getRuntime

Runtime getRuntime()

Get the runtime associated with this context

getPointer

long getPointer()