Package io.trino.plugin.deltalake

Class DeltaLakeMetadata

java.lang.Object

io.trino.plugin.deltalake.DeltaLakeMetadata

All Implemented Interfaces:

ConnectorMetadata

public class DeltaLakeMetadata
extends Object
implements ConnectorMetadata

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ADD_COLUMN_OPERATION
static final String	CHANGE_COLUMN_OPERATION
static final Set<String>	CHANGE_DATA_FEED_COLUMN_NAMES
static final String	CREATE_TABLE_AS_OPERATION
static final String	CREATE_TABLE_OPERATION
static final int	DEFAULT_READER_VERSION
static final int	DEFAULT_WRITER_VERSION
static final StorageFormat	DELTA_STORAGE_FORMAT
static final String	INSERT_OPERATION
static final String	ISOLATION_LEVEL
static final io.airlift.log.Logger	LOG
static final String	MERGE_OPERATION
static final String	OPTIMIZE_OPERATION
static final String	PATH_PROPERTY
static final String	SET_TBLPROPERTIES_OPERATION
static final Set<String>	UPDATABLE_TABLE_PROPERTIES

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

MODIFYING_ROWS_MESSAGE

Constructor Summary

Constructors

Constructor

Description

DeltaLakeMetadata(DeltaLakeMetastore metastore, TrinoFileSystemFactory fileSystemFactory, TypeManager typeManager, AccessControlMetadata accessControlMetadata, TrinoViewHiveMetastore trinoViewHiveMetastore, int domainCompactionThreshold, boolean unsafeWritesEnabled, io.airlift.json.JsonCodec<DataFileInfo> dataFileInfoCodec, io.airlift.json.JsonCodec<DeltaLakeMergeResult> mergeResultJsonCodec, TransactionLogWriterFactory transactionLogWriterFactory, NodeManager nodeManager, CheckpointWriterManager checkpointWriterManager, long defaultCheckpointInterval, boolean deleteSchemaLocationsFallback, DeltaLakeRedirectionsProvider deltaLakeRedirectionsProvider, ExtendedStatisticsAccess statisticsAccess, boolean useUniqueTableLocation, boolean allowManagedTableRename)

Method Summary

Modifier and Type	Method	Description
void	addColumn(ConnectorSession session, ConnectorTableHandle tableHandle, ColumnMetadata newColumnMetadata)
Optional<ConstraintApplicationResult<ConnectorTableHandle>>	applyFilter(ConnectorSession session, ConnectorTableHandle handle, Constraint constraint)
Optional<ProjectionApplicationResult<ConnectorTableHandle>>	applyProjection(ConnectorSession session, ConnectorTableHandle tableHandle, List<ConnectorExpression> projections, Map<String,ColumnHandle> assignments)
Optional<TableScanRedirectApplicationResult>	applyTableScanRedirect(ConnectorSession session, ConnectorTableHandle tableHandle)
DeltaLakeOutputTableHandle	beginCreateTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, Optional<ConnectorTableLayout> layout, RetryMode retryMode)
ConnectorInsertTableHandle	beginInsert(ConnectorSession session, ConnectorTableHandle tableHandle, List<ColumnHandle> columns, RetryMode retryMode)
ConnectorMergeTableHandle	beginMerge(ConnectorSession session, ConnectorTableHandle tableHandle, RetryMode retryMode)
ConnectorTableHandle	beginStatisticsCollection(ConnectorSession session, ConnectorTableHandle tableHandle)
BeginTableExecuteResult<ConnectorTableExecuteHandle,ConnectorTableHandle>	beginTableExecute(ConnectorSession session, ConnectorTableExecuteHandle tableExecuteHandle, ConnectorTableHandle updatedSourceTableHandle)
static Table	buildTable(ConnectorSession session, SchemaTableName schemaTableName, String location, boolean isExternal)
static DeltaLakeTableHandle	checkValidTableHandle(ConnectorTableHandle tableHandle)
void	createRole(ConnectorSession session, String role, Optional<TrinoPrincipal> grantor)
void	createSchema(ConnectorSession session, String schemaName, Map<String,Object> properties, TrinoPrincipal owner)
static TupleDomain<DeltaLakeColumnHandle>	createStatisticsPredicate(AddFileEntry addFileEntry, List<DeltaLakeColumnMetadata> schema, List<String> canonicalPartitionColumns)
void	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, boolean ignoreExisting)
void	createView(ConnectorSession session, SchemaTableName viewName, ConnectorViewDefinition definition, boolean replace)
void	dropRole(ConnectorSession session, String role)
void	dropSchema(ConnectorSession session, String schemaName)
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)
void	finishMerge(ConnectorSession session, ConnectorMergeTableHandle mergeTableHandle, Collection<io.airlift.slice.Slice> fragments, Collection<ComputedStatistics> computedStatistics)
void	finishStatisticsCollection(ConnectorSession session, ConnectorTableHandle table, Collection<ComputedStatistics> computedStatistics)
void	finishTableExecute(ConnectorSession session, ConnectorTableExecuteHandle tableExecuteHandle, Collection<io.airlift.slice.Slice> fragments, List<Object> splitSourceInfo)
Map<String,ColumnHandle>	getColumnHandles(ConnectorSession session, ConnectorTableHandle tableHandle)
ColumnMetadata	getColumnMetadata(ConnectorSession session, ConnectorTableHandle tableHandle, ColumnHandle columnHandle)
Optional<Object>	getInfo(ConnectorTableHandle table)
Optional<ConnectorTableLayout>	getInsertLayout(ConnectorSession session, ConnectorTableHandle tableHandle)
Optional<ConnectorTableLayout>	getLayoutForTableExecute(ConnectorSession session, ConnectorTableExecuteHandle tableExecuteHandle)
ColumnHandle	getMergeRowIdColumnHandle(ConnectorSession session, ConnectorTableHandle tableHandle)
DeltaLakeMetastore	getMetastore()
Optional<ConnectorTableLayout>	getNewTableLayout(ConnectorSession session, ConnectorTableMetadata tableMetadata)	Provides partitioning scheme of table for query planner to decide how to write to multiple partitions.
RowChangeParadigm	getRowChangeParadigm(ConnectorSession session, ConnectorTableHandle tableHandle)
Map<String,Object>	getSchemaProperties(ConnectorSession session, String schemaName)
ConnectorAnalyzeMetadata	getStatisticsCollectionMetadata(ConnectorSession session, ConnectorTableHandle tableHandle, Map<String,Object> analyzeProperties)
TableStatisticsMetadata	getStatisticsCollectionMetadataForWrite(ConnectorSession session, ConnectorTableMetadata tableMetadata)
Optional<SystemTable>	getSystemTable(ConnectorSession session, SchemaTableName tableName)
ConnectorTableHandle	getTableHandle(ConnectorSession session, SchemaTableName tableName)
Optional<ConnectorTableExecuteHandle>	getTableHandleForExecute(ConnectorSession session, ConnectorTableHandle connectorTableHandle, String procedureName, Map<String,Object> executeProperties, RetryMode retryMode)
ConnectorTableMetadata	getTableMetadata(ConnectorSession session, ConnectorTableHandle table)
ConnectorTableProperties	getTableProperties(ConnectorSession session, ConnectorTableHandle tableHandle)
TableStatistics	getTableStatistics(ConnectorSession session, ConnectorTableHandle tableHandle)
Optional<ConnectorPartitioningHandle>	getUpdateLayout(ConnectorSession session, ConnectorTableHandle tableHandle)
Optional<ConnectorViewDefinition>	getView(ConnectorSession session, SchemaTableName viewName)
Map<SchemaTableName,ConnectorViewDefinition>	getViews(ConnectorSession session, Optional<String> schemaName)
void	grantRoles(ConnectorSession session, Set<String> roles, Set<TrinoPrincipal> grantees, boolean withAdminOption, Optional<TrinoPrincipal> grantor)
void	grantTablePrivileges(ConnectorSession session, SchemaTableName schemaTableName, Set<Privilege> privileges, TrinoPrincipal grantee, boolean grantOption)
Set<RoleGrant>	listApplicableRoles(ConnectorSession session, TrinoPrincipal principal)
Set<String>	listEnabledRoles(ConnectorSession session)
Set<RoleGrant>	listRoleGrants(ConnectorSession session, TrinoPrincipal principal)
Set<String>	listRoles(ConnectorSession session)
List<String>	listSchemaNames(ConnectorSession session)
Map<SchemaTableName,List<ColumnMetadata>>	listTableColumns(ConnectorSession session, SchemaTablePrefix prefix)
List<GrantInfo>	listTablePrivileges(ConnectorSession session, SchemaTablePrefix schemaTablePrefix)
List<SchemaTableName>	listTables(ConnectorSession session, Optional<String> schemaName)
List<SchemaTableName>	listViews(ConnectorSession session, Optional<String> schemaName)
Optional<CatalogSchemaTableName>	redirectTable(ConnectorSession session, SchemaTableName tableName)
void	renameTable(ConnectorSession session, ConnectorTableHandle tableHandle, SchemaTableName newTableName)
void	revokeRoles(ConnectorSession session, Set<String> roles, Set<TrinoPrincipal> grantees, boolean adminOptionFor, Optional<TrinoPrincipal> grantor)
void	revokeTablePrivileges(ConnectorSession session, SchemaTableName schemaTableName, Set<Privilege> privileges, TrinoPrincipal grantee, boolean grantOption)
void	rollback()
void	setColumnComment(ConnectorSession session, ConnectorTableHandle tableHandle, ColumnHandle column, Optional<String> comment)
void	setTableComment(ConnectorSession session, ConnectorTableHandle tableHandle, Optional<String> comment)
void	setTableProperties(ConnectorSession session, ConnectorTableHandle tableHandle, Map<String,Optional<Object>> properties)
Iterator<TableColumnsMetadata>	streamTableColumns(ConnectorSession session, SchemaTablePrefix prefix)
boolean	supportsReportingWrittenBytes(ConnectorSession session, ConnectorTableHandle connectorTableHandle)
boolean	supportsReportingWrittenBytes(ConnectorSession session, SchemaTableName fullTableName, Map<String,Object> tableProperties)

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

applyAggregation, applyDelete, applyJoin, applyJoin, applyLimit, applySample, applyTableFunction, applyTopN, beginQuery, beginRefreshMaterializedView, cleanupQuery, createMaterializedView, delegateMaterializedViewRefreshToConnector, denySchemaPrivileges, denyTablePrivileges, dropColumn, dropField, dropMaterializedView, executeDelete, executeTableExecute, finishRefreshMaterializedView, getAggregationFunctionMetadata, getCommonPartitioningHandle, getFunctionDependencies, getFunctionMetadata, getFunctions, getMaterializedView, getMaterializedViewFreshness, getMaterializedViews, getMaxWriterTasks, getSchemaOwner, getSchemaOwner, getSchemaProperties, getSchemaTableName, getTableHandle, getTableSchema, grantSchemaPrivileges, listFunctions, listMaterializedViews, makeCompatiblePartitioning, refreshMaterializedView, renameColumn, renameMaterializedView, renameSchema, renameView, resolveIndex, revokeSchemaPrivileges, roleExists, schemaExists, setColumnType, setMaterializedViewProperties, setSchemaAuthorization, setTableAuthorization, setViewAuthorization, setViewColumnComment, setViewComment, supportsMissingColumnsOnInsert, truncateTable, validateScan

Field Details

LOG

public static final io.airlift.log.Logger LOG

PATH_PROPERTY

public static final String PATH_PROPERTY

See Also:

• Constant Field Values

DELTA_STORAGE_FORMAT

public static final StorageFormat DELTA_STORAGE_FORMAT

CREATE_TABLE_AS_OPERATION

public static final String CREATE_TABLE_AS_OPERATION

See Also:

• Constant Field Values

CREATE_TABLE_OPERATION

public static final String CREATE_TABLE_OPERATION

See Also:

• Constant Field Values

ADD_COLUMN_OPERATION

public static final String ADD_COLUMN_OPERATION

See Also:

• Constant Field Values

INSERT_OPERATION

public static final String INSERT_OPERATION

See Also:

• Constant Field Values

MERGE_OPERATION

public static final String MERGE_OPERATION

See Also:

• Constant Field Values

OPTIMIZE_OPERATION

public static final String OPTIMIZE_OPERATION

See Also:

• Constant Field Values

SET_TBLPROPERTIES_OPERATION

public static final String SET_TBLPROPERTIES_OPERATION

See Also:

• Constant Field Values

CHANGE_COLUMN_OPERATION

public static final String CHANGE_COLUMN_OPERATION

See Also:

• Constant Field Values

ISOLATION_LEVEL

public static final String ISOLATION_LEVEL

See Also:

• Constant Field Values

DEFAULT_READER_VERSION

public static final int DEFAULT_READER_VERSION

See Also:

• Constant Field Values

DEFAULT_WRITER_VERSION

public static final int DEFAULT_WRITER_VERSION

See Also:

• Constant Field Values

UPDATABLE_TABLE_PROPERTIES

public static final Set<String> UPDATABLE_TABLE_PROPERTIES

CHANGE_DATA_FEED_COLUMN_NAMES

public static final Set<String> CHANGE_DATA_FEED_COLUMN_NAMES

Constructor Details

DeltaLakeMetadata

public DeltaLakeMetadata(DeltaLakeMetastore metastore,
 TrinoFileSystemFactory fileSystemFactory,
 TypeManager typeManager,
 AccessControlMetadata accessControlMetadata,
 TrinoViewHiveMetastore trinoViewHiveMetastore,
 int domainCompactionThreshold,
 boolean unsafeWritesEnabled,
 io.airlift.json.JsonCodec<DataFileInfo> dataFileInfoCodec,
 io.airlift.json.JsonCodec<DeltaLakeMergeResult> mergeResultJsonCodec,
 TransactionLogWriterFactory transactionLogWriterFactory,
 NodeManager nodeManager,
 CheckpointWriterManager checkpointWriterManager,
 long defaultCheckpointInterval,
 boolean deleteSchemaLocationsFallback,
 DeltaLakeRedirectionsProvider deltaLakeRedirectionsProvider,
 ExtendedStatisticsAccess statisticsAccess,
 boolean useUniqueTableLocation,
 boolean allowManagedTableRename)

Method Details

listSchemaNames

public List<String> listSchemaNames(ConnectorSession session)

Specified by:

listSchemaNames in interface ConnectorMetadata

redirectTable

public Optional<CatalogSchemaTableName> redirectTable(ConnectorSession session,
 SchemaTableName tableName)

Specified by:

redirectTable in interface ConnectorMetadata

getTableHandle

public ConnectorTableHandle getTableHandle(ConnectorSession session,
 SchemaTableName tableName)

Specified by:

getTableHandle in interface ConnectorMetadata

getTableProperties

public ConnectorTableProperties getTableProperties(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

getTableProperties in interface ConnectorMetadata

getTableMetadata

public ConnectorTableMetadata getTableMetadata(ConnectorSession session,
 ConnectorTableHandle table)

Specified by:

getTableMetadata in interface ConnectorMetadata

listTables

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

Specified by:

listTables 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

getNewTableLayout

public Optional<ConnectorTableLayout> getNewTableLayout(ConnectorSession session,
 ConnectorTableMetadata tableMetadata)

Provides partitioning scheme of table for query planner to decide how to write to multiple partitions.

Specified by:

getNewTableLayout in interface ConnectorMetadata

getInsertLayout

public Optional<ConnectorTableLayout> getInsertLayout(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

getInsertLayout in interface ConnectorMetadata

listTableColumns

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

Specified by:

listTableColumns in interface ConnectorMetadata

streamTableColumns

public Iterator<TableColumnsMetadata> streamTableColumns(ConnectorSession session,
 SchemaTablePrefix prefix)

Specified by:

streamTableColumns in interface ConnectorMetadata

getTableStatistics

public TableStatistics getTableStatistics(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

getTableStatistics in interface ConnectorMetadata

createSchema

public void createSchema(ConnectorSession session,
 String schemaName,
 Map<String,Object> properties,
 TrinoPrincipal owner)

Specified by:

createSchema in interface ConnectorMetadata

dropSchema

public void dropSchema(ConnectorSession session,
 String schemaName)

Specified by:

dropSchema in interface ConnectorMetadata

createTable

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

Specified by:

createTable in interface ConnectorMetadata

buildTable

public static Table buildTable(ConnectorSession session,
 SchemaTableName schemaTableName,
 String location,
 boolean isExternal)

beginCreateTable

public DeltaLakeOutputTableHandle beginCreateTable(ConnectorSession session,
 ConnectorTableMetadata tableMetadata,
 Optional<ConnectorTableLayout> layout,
 RetryMode retryMode)

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

setTableComment

public void setTableComment(ConnectorSession session,
 ConnectorTableHandle tableHandle,
 Optional<String> comment)

Specified by:

setTableComment in interface ConnectorMetadata

setColumnComment

public void setColumnComment(ConnectorSession session,
 ConnectorTableHandle tableHandle,
 ColumnHandle column,
 Optional<String> comment)

Specified by:

setColumnComment in interface ConnectorMetadata

addColumn

public void addColumn(ConnectorSession session,
 ConnectorTableHandle tableHandle,
 ColumnMetadata newColumnMetadata)

Specified by:

addColumn in interface ConnectorMetadata

beginInsert

public ConnectorInsertTableHandle beginInsert(ConnectorSession session,
 ConnectorTableHandle tableHandle,
 List<ColumnHandle> columns,
 RetryMode retryMode)

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

getRowChangeParadigm

public RowChangeParadigm getRowChangeParadigm(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

getRowChangeParadigm in interface ConnectorMetadata

getMergeRowIdColumnHandle

public ColumnHandle getMergeRowIdColumnHandle(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

getMergeRowIdColumnHandle in interface ConnectorMetadata

getUpdateLayout

public Optional<ConnectorPartitioningHandle> getUpdateLayout(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

getUpdateLayout in interface ConnectorMetadata

beginMerge

public ConnectorMergeTableHandle beginMerge(ConnectorSession session,
 ConnectorTableHandle tableHandle,
 RetryMode retryMode)

Specified by:

beginMerge in interface ConnectorMetadata

finishMerge

public void finishMerge(ConnectorSession session,
 ConnectorMergeTableHandle mergeTableHandle,
 Collection<io.airlift.slice.Slice> fragments,
 Collection<ComputedStatistics> computedStatistics)

Specified by:

finishMerge in interface ConnectorMetadata

getTableHandleForExecute

public Optional<ConnectorTableExecuteHandle> getTableHandleForExecute(ConnectorSession session,
 ConnectorTableHandle connectorTableHandle,
 String procedureName,
 Map<String,Object> executeProperties,
 RetryMode retryMode)

Specified by:

getTableHandleForExecute in interface ConnectorMetadata

getLayoutForTableExecute

public Optional<ConnectorTableLayout> getLayoutForTableExecute(ConnectorSession session,
 ConnectorTableExecuteHandle tableExecuteHandle)

Specified by:

getLayoutForTableExecute in interface ConnectorMetadata

beginTableExecute

public BeginTableExecuteResult<ConnectorTableExecuteHandle,ConnectorTableHandle> beginTableExecute(ConnectorSession session,
 ConnectorTableExecuteHandle tableExecuteHandle,
 ConnectorTableHandle updatedSourceTableHandle)

Specified by:

beginTableExecute in interface ConnectorMetadata

finishTableExecute

public void finishTableExecute(ConnectorSession session,
 ConnectorTableExecuteHandle tableExecuteHandle,
 Collection<io.airlift.slice.Slice> fragments,
 List<Object> splitSourceInfo)

Specified by:

finishTableExecute in interface ConnectorMetadata

getInfo

public Optional<Object> getInfo(ConnectorTableHandle table)

Specified by:

getInfo 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

setTableProperties

public void setTableProperties(ConnectorSession session,
 ConnectorTableHandle tableHandle,
 Map<String,Optional<Object>> properties)

Specified by:

setTableProperties in interface ConnectorMetadata

getSchemaProperties

public Map<String,Object> getSchemaProperties(ConnectorSession session,
 String schemaName)

Specified by:

getSchemaProperties 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

listViews

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

Specified by:

listViews in interface ConnectorMetadata

getViews

public Map<SchemaTableName,ConnectorViewDefinition> getViews(ConnectorSession session,
 Optional<String> schemaName)

Specified by:

getViews in interface ConnectorMetadata

getView

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

Specified by:

getView in interface ConnectorMetadata

createRole

public void createRole(ConnectorSession session,
 String role,
 Optional<TrinoPrincipal> grantor)

Specified by:

createRole in interface ConnectorMetadata

dropRole

public void dropRole(ConnectorSession session,
 String role)

Specified by:

dropRole in interface ConnectorMetadata

listRoles

public Set<String> listRoles(ConnectorSession session)

Specified by:

listRoles in interface ConnectorMetadata

listRoleGrants

public Set<RoleGrant> listRoleGrants(ConnectorSession session,
 TrinoPrincipal principal)

Specified by:

listRoleGrants in interface ConnectorMetadata

grantRoles

public void grantRoles(ConnectorSession session,
 Set<String> roles,
 Set<TrinoPrincipal> grantees,
 boolean withAdminOption,
 Optional<TrinoPrincipal> grantor)

Specified by:

grantRoles in interface ConnectorMetadata

revokeRoles

public void revokeRoles(ConnectorSession session,
 Set<String> roles,
 Set<TrinoPrincipal> grantees,
 boolean adminOptionFor,
 Optional<TrinoPrincipal> grantor)

Specified by:

revokeRoles in interface ConnectorMetadata

listApplicableRoles

public Set<RoleGrant> listApplicableRoles(ConnectorSession session,
 TrinoPrincipal principal)

Specified by:

listApplicableRoles in interface ConnectorMetadata

listEnabledRoles

public Set<String> listEnabledRoles(ConnectorSession session)

Specified by:

listEnabledRoles in interface ConnectorMetadata

grantTablePrivileges

public void grantTablePrivileges(ConnectorSession session,
 SchemaTableName schemaTableName,
 Set<Privilege> privileges,
 TrinoPrincipal grantee,
 boolean grantOption)

Specified by:

grantTablePrivileges in interface ConnectorMetadata

revokeTablePrivileges

public void revokeTablePrivileges(ConnectorSession session,
 SchemaTableName schemaTableName,
 Set<Privilege> privileges,
 TrinoPrincipal grantee,
 boolean grantOption)

Specified by:

revokeTablePrivileges in interface ConnectorMetadata

listTablePrivileges

public List<GrantInfo> listTablePrivileges(ConnectorSession session,
 SchemaTablePrefix schemaTablePrefix)

Specified by:

listTablePrivileges in interface ConnectorMetadata

rollback

public void rollback()

applyFilter

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

Specified by:

applyFilter in interface ConnectorMetadata

applyProjection

public Optional<ProjectionApplicationResult<ConnectorTableHandle>> applyProjection(ConnectorSession session,
 ConnectorTableHandle tableHandle,
 List<ConnectorExpression> projections,
 Map<String,ColumnHandle> assignments)

Specified by:

applyProjection in interface ConnectorMetadata

applyTableScanRedirect

public Optional<TableScanRedirectApplicationResult> applyTableScanRedirect(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

applyTableScanRedirect in interface ConnectorMetadata

getStatisticsCollectionMetadata

public ConnectorAnalyzeMetadata getStatisticsCollectionMetadata(ConnectorSession session,
 ConnectorTableHandle tableHandle,
 Map<String,Object> analyzeProperties)

Specified by:

getStatisticsCollectionMetadata in interface ConnectorMetadata

getStatisticsCollectionMetadataForWrite

public TableStatisticsMetadata getStatisticsCollectionMetadataForWrite(ConnectorSession session,
 ConnectorTableMetadata tableMetadata)

Specified by:

getStatisticsCollectionMetadataForWrite in interface ConnectorMetadata

beginStatisticsCollection

public ConnectorTableHandle beginStatisticsCollection(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

beginStatisticsCollection in interface ConnectorMetadata

finishStatisticsCollection

public void finishStatisticsCollection(ConnectorSession session,
 ConnectorTableHandle table,
 Collection<ComputedStatistics> computedStatistics)

Specified by:

finishStatisticsCollection in interface ConnectorMetadata

supportsReportingWrittenBytes

public boolean supportsReportingWrittenBytes(ConnectorSession session,
 ConnectorTableHandle connectorTableHandle)

Specified by:

supportsReportingWrittenBytes in interface ConnectorMetadata

supportsReportingWrittenBytes

public boolean supportsReportingWrittenBytes(ConnectorSession session,
 SchemaTableName fullTableName,
 Map<String,Object> tableProperties)

Specified by:

supportsReportingWrittenBytes in interface ConnectorMetadata

getSystemTable

public Optional<SystemTable> getSystemTable(ConnectorSession session,
 SchemaTableName tableName)

Specified by:

getSystemTable in interface ConnectorMetadata

getMetastore

public DeltaLakeMetastore getMetastore()

checkValidTableHandle

public static DeltaLakeTableHandle checkValidTableHandle(ConnectorTableHandle tableHandle)

createStatisticsPredicate

public static TupleDomain<DeltaLakeColumnHandle> createStatisticsPredicate(AddFileEntry addFileEntry,
 List<DeltaLakeColumnMetadata> schema,
 List<String> canonicalPartitionColumns)