Package io.squashql

Class SparkDatastore

java.lang.Object

io.squashql.SparkDatastore

All Implemented Interfaces:

Datastore

public class SparkDatastore
extends Object
implements Datastore

Field Summary

Fields

Modifier and Type	Field	Description
final org.apache.spark.sql.SparkSession	spark
final Supplier<Map<String,Store>>	stores

Constructor Summary

Constructors

Constructor	Description
SparkDatastore()
SparkDatastore(org.apache.spark.sql.SparkSession sparkSession)

Method Summary

Modifier and Type	Method	Description
org.apache.spark.sql.Dataset<org.apache.spark.sql.Row>	get(String storeName)
static List<Field>	getFields(org.apache.spark.sql.SparkSession spark, String tableName)
static Collection<String>	getTableNames(org.apache.spark.sql.SparkSession spark)
Map<String,Store>	storesByName()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

stores

public final Supplier<Map<String,Store>> stores

spark

public final org.apache.spark.sql.SparkSession spark

Constructor Details

SparkDatastore

public SparkDatastore()

SparkDatastore

public SparkDatastore(org.apache.spark.sql.SparkSession sparkSession)

Method Details

storesByName

public Map<String,Store> storesByName()

Specified by:

storesByName in interface Datastore

get

public org.apache.spark.sql.Dataset<org.apache.spark.sql.Row> get(String storeName)

getTableNames

public static Collection<String> getTableNames(org.apache.spark.sql.SparkSession spark)

getFields

public static List<Field> getFields(org.apache.spark.sql.SparkSession spark,
 String tableName)