Package io.deephaven.enterprise.tabledataservice.extended

Class ParquetExtendedStorageProvider

java.lang.Object

io.deephaven.enterprise.tabledataservice.extended.ParquetExtendedStorageProvider

All Implemented Interfaces:

ExtendedStorageProvider

public final class ParquetExtendedStorageProvider
extends Object
implements ExtendedStorageProvider

An ExtendedStorageProvider implementation for parquet: types, including `flat` and `metadata`. This impl explicitly does not handle parquet:kv so it can be treated identically to coreplus:kv

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	ParquetExtendedStorageProvider.Factory	The factory class for creating this provider.

Method Summary

Modifier and Type	Method	Description
@NotNull TableLocationProvider	getProvider(@NotNull EnterpriseTableKey tableKey, @NotNull Schema schema, @NotNull ExtendedStorage extendedStorage, @NotNull io.deephaven.shadow.enterprise.com.illumon.iris.db.v2.locations.local.LocalTablePathManager pathManager, @NotNull Set<EnterpriseTableKey> warnedLocations, boolean useMetadataIndex)	Make a TableLocationProvider for parquet data stored with kv layout.

Methods inherited from class java.lang.Object

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

Method Details

getProvider

@NotNull
public @NotNull TableLocationProvider getProvider(@NotNull
 @NotNull EnterpriseTableKey tableKey,
 @NotNull
 @NotNull Schema schema,
 @NotNull
 @NotNull ExtendedStorage extendedStorage,
 @NotNull
 @NotNull io.deephaven.shadow.enterprise.com.illumon.iris.db.v2.locations.local.LocalTablePathManager pathManager,
 @NotNull
 @NotNull Set<EnterpriseTableKey> warnedLocations,
 boolean useMetadataIndex)

Make a TableLocationProvider for parquet data stored with kv layout. The schema must have extended storage type "parquet:type"

Specified by:

getProvider in interface ExtendedStorageProvider

Parameters:

tableKey - provide locations for this table

schema - the schema for this table. Must have storage type Extended.

extendedStorage - the ExtendedStorage definiton

warnedLocations - a set of locations that warnings have been issued for. This can be used to suppress duplicate warnings.

useMetadataIndex - if metadata index should be used if it is available.

pathManager - the LocalTablePathManager for locating tables

Returns:

a new TableLocationProvider for the table