Package io.trino.plugin.accumulo

Class AccumuloMetadata

java.lang.Object

io.trino.plugin.accumulo.AccumuloMetadata

All Implemented Interfaces:

ConnectorMetadata

public class AccumuloMetadata
extends Object
implements ConnectorMetadata

Trino metadata provider for Accumulo. Responsible for creating/dropping/listing tables, schemas, columns, all sorts of goodness. Heavily leverages AccumuloClient.

Constructor Summary

Constructors

Constructor	Description
AccumuloMetadata(AccumuloClient client)

Method Summary

Modifier and Type	Method	Description
Optional<ConstraintApplicationResult<ConnectorTableHandle>>	applyFilter(ConnectorSession session, ConnectorTableHandle table, Constraint constraint)
ConnectorOutputTableHandle	beginCreateTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, Optional<ConnectorNewTableLayout> layout)
ConnectorInsertTableHandle	beginInsert(ConnectorSession session, ConnectorTableHandle tableHandle)
void	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, boolean ignoreExisting)
void	createView(ConnectorSession session, SchemaTableName viewName, ConnectorViewDefinition definition, boolean replace)
void	dropTable(ConnectorSession session, ConnectorTableHandle tableHandle)
void	dropView(ConnectorSession session, SchemaTableName viewName)
Optional<ConnectorOutputMetadata>	finishCreateTable(ConnectorSession session, ConnectorOutputTableHandle tableHandle, Collection<io.airlift.slice.Slice> fragments, Collection<ComputedStatistics> computedStatistics)
Optional<ConnectorOutputMetadata>	finishInsert(ConnectorSession session, ConnectorInsertTableHandle insertHandle, Collection<io.airlift.slice.Slice> fragments, Collection<ComputedStatistics> computedStatistics)
Map<String,ColumnHandle>	getColumnHandles(ConnectorSession session, ConnectorTableHandle tableHandle)
ColumnMetadata	getColumnMetadata(ConnectorSession session, ConnectorTableHandle tableHandle, ColumnHandle columnHandle)
ConnectorTableHandle	getTableHandle(ConnectorSession session, SchemaTableName tableName)
ConnectorTableMetadata	getTableMetadata(ConnectorSession session, ConnectorTableHandle table)
ConnectorTableProperties	getTableProperties(ConnectorSession session, ConnectorTableHandle handle)
Optional<ConnectorViewDefinition>	getView(ConnectorSession session, SchemaTableName viewName)
List<String>	listSchemaNames(ConnectorSession session)
Map<SchemaTableName,List<ColumnMetadata>>	listTableColumns(ConnectorSession session, SchemaTablePrefix prefix)
List<SchemaTableName>	listTables(ConnectorSession session, Optional<String> filterSchema)
List<SchemaTableName>	listViews(ConnectorSession session, Optional<String> schemaName)
void	renameColumn(ConnectorSession session, ConnectorTableHandle tableHandle, ColumnHandle source, String target)
void	renameTable(ConnectorSession session, ConnectorTableHandle tableHandle, SchemaTableName newTableName)
void	rollback()
boolean	usesLegacyTableLayouts()

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.trino.spi.connector.ConnectorMetadata

addColumn, applyAggregation, applyDelete, applyJoin, applyLimit, applyProjection, applySample, applyTableScanRedirect, applyTopN, beginDelete, beginInsert, beginQuery, beginRefreshMaterializedView, beginStatisticsCollection, beginTableExecute, beginUpdate, cleanupQuery, createMaterializedView, createRole, createSchema, delegateMaterializedViewRefreshToConnector, denySchemaPrivileges, denyTablePrivileges, dropColumn, dropMaterializedView, dropRole, dropSchema, executeDelete, finishDelete, finishRefreshMaterializedView, finishStatisticsCollection, finishTableExecute, finishUpdate, getCommonPartitioningHandle, getDeleteRowIdColumnHandle, getInfo, getInfo, getInsertLayout, getLayoutForTableExecute, getMaterializedView, getMaterializedViewFreshness, getMaterializedViews, getNewTableLayout, getSchemaOwner, getSchemaProperties, getStatisticsCollectionMetadata, getStatisticsCollectionMetadataForWrite, getSystemTable, getTableHandle, getTableHandleForExecute, getTableHandleForStatisticsCollection, getTableLayout, getTableLayouts, getTableSchema, getTableStatistics, getUpdateRowIdColumnHandle, getViews, grantRoles, grantSchemaPrivileges, grantTablePrivileges, isSupportedVersionType, listAllRoleGrants, listApplicableRoles, listEnabledRoles, listMaterializedViews, listRoleGrants, listRoles, listTablePrivileges, makeCompatiblePartitioning, makeCompatiblePartitioning, metadataDelete, redirectTable, refreshMaterializedView, renameMaterializedView, renameSchema, renameView, resolveIndex, revokeRoles, revokeSchemaPrivileges, revokeTablePrivileges, roleExists, schemaExists, setColumnComment, setSchemaAuthorization, setTableAuthorization, setTableComment, setTableProperties, setViewAuthorization, streamTableColumns, supportsMetadataDelete, supportsMissingColumnsOnInsert, truncateTable, validateScan

Constructor Detail

AccumuloMetadata

@Inject
public AccumuloMetadata(AccumuloClient client)

Method Detail

beginCreateTable

public ConnectorOutputTableHandle beginCreateTable(ConnectorSession session,
                                                   ConnectorTableMetadata tableMetadata,
                                                   Optional<ConnectorNewTableLayout> layout)

Specified by:

beginCreateTable in interface ConnectorMetadata

finishCreateTable

public Optional<ConnectorOutputMetadata> finishCreateTable(ConnectorSession session,
                                                           ConnectorOutputTableHandle tableHandle,
                                                           Collection<io.airlift.slice.Slice> fragments,
                                                           Collection<ComputedStatistics> computedStatistics)

Specified by:

finishCreateTable in interface ConnectorMetadata

createTable

public void createTable(ConnectorSession session,
                        ConnectorTableMetadata tableMetadata,
                        boolean ignoreExisting)

Specified by:

createTable in interface ConnectorMetadata

dropTable

public void dropTable(ConnectorSession session,
                      ConnectorTableHandle tableHandle)

Specified by:

dropTable in interface ConnectorMetadata

renameTable

public void renameTable(ConnectorSession session,
                        ConnectorTableHandle tableHandle,
                        SchemaTableName newTableName)

Specified by:

renameTable in interface ConnectorMetadata

createView

public void createView(ConnectorSession session,
                       SchemaTableName viewName,
                       ConnectorViewDefinition definition,
                       boolean replace)

Specified by:

createView in interface ConnectorMetadata

dropView

public void dropView(ConnectorSession session,
                     SchemaTableName viewName)

Specified by:

dropView in interface ConnectorMetadata

getView

public Optional<ConnectorViewDefinition> getView(ConnectorSession session,
                                                 SchemaTableName viewName)

Specified by:

getView in interface ConnectorMetadata

listViews

public List<SchemaTableName> listViews(ConnectorSession session,
                                       Optional<String> schemaName)

Specified by:

listViews in interface ConnectorMetadata

beginInsert

public ConnectorInsertTableHandle beginInsert(ConnectorSession session,
                                              ConnectorTableHandle tableHandle)

Specified by:

beginInsert in interface ConnectorMetadata

finishInsert

public Optional<ConnectorOutputMetadata> finishInsert(ConnectorSession session,
                                                      ConnectorInsertTableHandle insertHandle,
                                                      Collection<io.airlift.slice.Slice> fragments,
                                                      Collection<ComputedStatistics> computedStatistics)

Specified by:

finishInsert in interface ConnectorMetadata

getTableHandle

public ConnectorTableHandle getTableHandle(ConnectorSession session,
                                           SchemaTableName tableName)

Specified by:

getTableHandle in interface ConnectorMetadata

getTableMetadata

public ConnectorTableMetadata getTableMetadata(ConnectorSession session,
                                               ConnectorTableHandle table)

Specified by:

getTableMetadata in interface ConnectorMetadata

getColumnHandles

public Map<String,ColumnHandle> getColumnHandles(ConnectorSession session,
                                                       ConnectorTableHandle tableHandle)

Specified by:

getColumnHandles in interface ConnectorMetadata

getColumnMetadata

public ColumnMetadata getColumnMetadata(ConnectorSession session,
                                        ConnectorTableHandle tableHandle,
                                        ColumnHandle columnHandle)

Specified by:

getColumnMetadata in interface ConnectorMetadata

renameColumn

public void renameColumn(ConnectorSession session,
                         ConnectorTableHandle tableHandle,
                         ColumnHandle source,
                         String target)

Specified by:

renameColumn in interface ConnectorMetadata

listSchemaNames

public List<String> listSchemaNames(ConnectorSession session)

Specified by:

listSchemaNames in interface ConnectorMetadata

listTables

public List<SchemaTableName> listTables(ConnectorSession session,
                                        Optional<String> filterSchema)

Specified by:

listTables in interface ConnectorMetadata

listTableColumns

public Map<SchemaTableName,List<ColumnMetadata>> listTableColumns(ConnectorSession session,
                                                                        SchemaTablePrefix prefix)

Specified by:

listTableColumns in interface ConnectorMetadata

usesLegacyTableLayouts

public boolean usesLegacyTableLayouts()

Specified by:

usesLegacyTableLayouts in interface ConnectorMetadata

applyFilter

public Optional<ConstraintApplicationResult<ConnectorTableHandle>> applyFilter(ConnectorSession session,
                                                                               ConnectorTableHandle table,
                                                                               Constraint constraint)

Specified by:

applyFilter in interface ConnectorMetadata

getTableProperties

public ConnectorTableProperties getTableProperties(ConnectorSession session,
                                                   ConnectorTableHandle handle)

Specified by:

getTableProperties in interface ConnectorMetadata

rollback

public void rollback()