Package org.apache.druid.sql.calcite.planner

Interface CatalogResolver

All Known Implementing Classes:

CatalogResolver.NullCatalogResolver

public interface CatalogResolver

Facade onto the (optional) Druid catalog. Configured in Guice to be the CatalogResolver.NullCatalogResolver or to an actual catalog.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	CatalogResolver.NullCatalogResolver	Catalog resolver for when the catalog is not available.

Field Summary

Fields

Modifier and Type	Field	Description
static final CatalogResolver	NULL_RESOLVER

Method Summary

Modifier and Type	Method	Description
MetadataCatalog	getMetadataCatalog()
Set<String>	getTableNames(Set<String> datasourceNames)
boolean	ingestRequiresExistingTable()	Global option to determine whether ingest requires an existing datasource, or can automatically create a new datasource.
DruidTable	resolveDatasource(String tableName, DatasourceTable.PhysicalDatasourceMetadata dsMetadata)	Create a DruidTable for a given table name and DatasourceTable.PhysicalDatasourceMetadata, potentially blending data from both existing segments and metadata stored in getMetadataCatalog()

Field Details

NULL_RESOLVER

static final CatalogResolver NULL_RESOLVER

Method Details

ingestRequiresExistingTable

boolean ingestRequiresExistingTable()

Global option to determine whether ingest requires an existing datasource, or can automatically create a new datasource.

getMetadataCatalog

MetadataCatalog getMetadataCatalog()

resolveDatasource

DruidTable resolveDatasource(String tableName,
 DatasourceTable.PhysicalDatasourceMetadata dsMetadata)

Create a DruidTable for a given table name and DatasourceTable.PhysicalDatasourceMetadata, potentially blending data from both existing segments and metadata stored in getMetadataCatalog()

getTableNames

Set<String> getTableNames(Set<String> datasourceNames)