Package io.prestosql.metadata

Interface Metadata

All Known Implementing Classes:

MetadataManager

public interface Metadata

Method Summary

Modifier and Type	Method	Description
void	addColumn(Session session, TableHandle tableHandle, ColumnMetadata column)	Add the specified column to the table.
void	addFunctions(List<? extends SqlFunction> functions)
Optional<AggregationApplicationResult<TableHandle>>	applyAggregation(Session session, TableHandle table, List<AggregateFunction> aggregations, Map<String,ColumnHandle> assignments, List<List<ColumnHandle>> groupingSets)
Optional<TableHandle>	applyDelete(Session session, TableHandle tableHandle)	Push delete into connector
Optional<ConstraintApplicationResult<TableHandle>>	applyFilter(Session session, TableHandle table, Constraint constraint)
Optional<LimitApplicationResult<TableHandle>>	applyLimit(Session session, TableHandle table, long limit)
Optional<ProjectionApplicationResult<TableHandle>>	applyProjection(Session session, TableHandle table, List<ConnectorExpression> projections, Map<String,ColumnHandle> assignments)
Optional<TableHandle>	applySample(Session session, TableHandle table, SampleType sampleType, double sampleRatio)
Optional<TopNApplicationResult<TableHandle>>	applyTopN(Session session, TableHandle handle, long topNCount, List<SortItem> sortItems, Map<String,ColumnHandle> assignments)
OutputTableHandle	beginCreateTable(Session session, String catalogName, ConnectorTableMetadata tableMetadata, Optional<NewTableLayout> layout)	Begin the atomic creation of a table with data.
TableHandle	beginDelete(Session session, TableHandle tableHandle)	Begin delete query
InsertTableHandle	beginInsert(Session session, TableHandle tableHandle, List<ColumnHandle> columns)	Begin insert query
InsertTableHandle	beginRefreshMaterializedView(Session session, TableHandle tableHandle)	Begin refresh materialized view query
AnalyzeTableHandle	beginStatisticsCollection(Session session, TableHandle tableHandle)	Begin statistics collection
boolean	catalogExists(Session session, String catalogName)
void	cleanupQuery(Session session)	Cleanup after a query.
void	createMaterializedView(Session session, QualifiedObjectName viewName, ConnectorMaterializedViewDefinition definition, boolean replace, boolean ignoreExisting)	Creates the specified materialized view with the specified view definition.
void	createRole(Session session, String role, Optional<PrestoPrincipal> grantor, String catalog)	Creates the specified role in the specified catalog.
void	createSchema(Session session, CatalogSchemaName schema, Map<String,Object> properties, PrestoPrincipal principal)	Creates a schema.
void	createTable(Session session, String catalogName, ConnectorTableMetadata tableMetadata, boolean ignoreExisting)	Creates a table using the specified table metadata.
void	createView(Session session, QualifiedObjectName viewName, ConnectorViewDefinition definition, boolean replace)	Creates the specified view with the specified view definition.
ResolvedFunction	decodeFunction(QualifiedName name)
void	dropColumn(Session session, TableHandle tableHandle, ColumnHandle column)	Drop the specified column.
void	dropMaterializedView(Session session, QualifiedObjectName viewName)	Drops the specified materialized view.
void	dropRole(Session session, String role, String catalog)	Drops the specified role in the specified catalog.
void	dropSchema(Session session, CatalogSchemaName schema)	Drops the specified schema.
void	dropTable(Session session, TableHandle tableHandle)	Drops the specified table
void	dropView(Session session, QualifiedObjectName viewName)	Drops the specified view.
OptionalLong	executeDelete(Session session, TableHandle tableHandle)	Execute delete in connector
Optional<ConnectorOutputMetadata>	finishCreateTable(Session session, OutputTableHandle tableHandle, Collection<io.airlift.slice.Slice> fragments, Collection<ComputedStatistics> computedStatistics)	Finish a table creation with data after the data is written.
void	finishDelete(Session session, TableHandle tableHandle, Collection<io.airlift.slice.Slice> fragments)	Finish delete query
Optional<ConnectorOutputMetadata>	finishInsert(Session session, InsertTableHandle tableHandle, Collection<io.airlift.slice.Slice> fragments, Collection<ComputedStatistics> computedStatistics)	Finish insert query
Optional<ConnectorOutputMetadata>	finishRefreshMaterializedView(Session session, InsertTableHandle tableHandle, Collection<io.airlift.slice.Slice> fragments, Collection<ComputedStatistics> computedStatistics, List<TableHandle> sourceTableHandles)	Finish refresh materialized view query
void	finishStatisticsCollection(Session session, AnalyzeTableHandle tableHandle, Collection<ComputedStatistics> computedStatistics)	Finish statistics collection
Type	fromSqlType(String sqlType)
InternalAggregationFunction	getAggregateFunctionImplementation(ResolvedFunction resolvedFunction)
AggregationFunctionMetadata	getAggregationFunctionMetadata(ResolvedFunction resolvedFunction)
AnalyzePropertyManager	getAnalyzePropertyManager()
BlockEncoding	getBlockEncoding(String encodingName)
BlockEncodingSerde	getBlockEncodingSerde()
Optional<CatalogName>	getCatalogHandle(Session session, String catalogName)	Returns a connector id for the specified catalog name.
Map<String,CatalogName>	getCatalogNames(Session session)	Gets all the loaded catalogs
ResolvedFunction	getCoercion(OperatorType operatorType, Type fromType, Type toType)
default ResolvedFunction	getCoercion(Type fromType, Type toType)
ResolvedFunction	getCoercion(QualifiedName name, Type fromType, Type toType)
Map<String,ColumnHandle>	getColumnHandles(Session session, TableHandle tableHandle)	Gets all of the columns on the specified table, or an empty map if the columns cannot be enumerated.
ColumnMetadata	getColumnMetadata(Session session, TableHandle tableHandle, ColumnHandle columnHandle)	Gets the metadata for the specified table column.
ColumnPropertyManager	getColumnPropertyManager()
Optional<PartitioningHandle>	getCommonPartitioning(Session session, PartitioningHandle left, PartitioningHandle right)	Return a partitioning handle which the connector can transparently convert both left and right into.
Set<ConnectorCapabilities>	getConnectorCapabilities(Session session, CatalogName catalogName)
FunctionMetadata	getFunctionMetadata(ResolvedFunction resolvedFunction)
Optional<Object>	getInfo(Session session, TableHandle handle)
Optional<NewTableLayout>	getInsertLayout(Session session, TableHandle target)
Optional<TableLayoutResult>	getLayout(Session session, TableHandle tableHandle, Constraint constraint, Optional<Set<ColumnHandle>> desiredColumns)	Deprecated.
Optional<ConnectorMaterializedViewDefinition>	getMaterializedView(Session session, QualifiedObjectName viewName)	Returns the materialized view definition for the specified view name.
MaterializedViewFreshness	getMaterializedViewFreshness(Session session, TableHandle tableHandle)	Method to get difference between the states of table at two different points in time/or as of given token-ids.
Optional<NewTableLayout>	getNewTableLayout(Session session, String catalogName, ConnectorTableMetadata tableMetadata)
default Type	getParameterizedType(String baseTypeName, List<TypeSignatureParameter> typeParameters)
Collection<ParametricType>	getParametricTypes()
ProcedureRegistry	getProcedureRegistry()
FunctionInvoker	getScalarFunctionInvoker(ResolvedFunction resolvedFunction, Optional<InvocationConvention> invocationConvention)
Optional<PrestoPrincipal>	getSchemaOwner(Session session, CatalogSchemaName schemaName)	Gets the schema owner for the specified schema.
Map<String,Object>	getSchemaProperties(Session session, CatalogSchemaName schemaName)	Gets the schema properties for the specified schema.
SchemaPropertyManager	getSchemaPropertyManager()
SessionPropertyManager	getSessionPropertyManager()
TableStatisticsMetadata	getStatisticsCollectionMetadata(Session session, String catalogName, ConnectorTableMetadata tableMetadata)	Describe statistics that must be collected during a statistics collection
TableStatisticsMetadata	getStatisticsCollectionMetadataForWrite(Session session, String catalogName, ConnectorTableMetadata tableMetadata)	Describes statistics that must be collected during a write.
Optional<SystemTable>	getSystemTable(Session session, QualifiedObjectName tableName)
Optional<TableHandle>	getTableHandle(Session session, QualifiedObjectName tableName)	Returns a table handle for the specified table name.
Optional<TableHandle>	getTableHandleForStatisticsCollection(Session session, QualifiedObjectName tableName, Map<String,Object> analyzeProperties)
TableMetadata	getTableMetadata(Session session, TableHandle tableHandle)	Return the metadata for the specified table handle.
TableProperties	getTableProperties(Session session, TableHandle handle)
TablePropertyManager	getTablePropertyManager()
TableStatistics	getTableStatistics(Session session, TableHandle tableHandle, Constraint constraint)	Return statistics for specified table for given filtering contraint.
Type	getType(TypeId id)
Type	getType(TypeSignature signature)
Collection<Type>	getTypes()
ColumnHandle	getUpdateRowIdColumnHandle(Session session, TableHandle tableHandle)	Get the row ID column handle used with UpdatablePageSource.
Optional<ConnectorViewDefinition>	getView(Session session, QualifiedObjectName viewName)	Returns the view definition for the specified view name.
Map<QualifiedObjectName,ConnectorViewDefinition>	getViews(Session session, QualifiedTablePrefix prefix)	Get the view definitions that match the specified table prefix (never null).
WindowFunctionSupplier	getWindowFunctionImplementation(ResolvedFunction resolvedFunction)
void	grantRoles(Session session, Set<String> roles, Set<PrestoPrincipal> grantees, boolean adminOption, Optional<PrestoPrincipal> grantor, String catalog)	Grants the specified roles to the specified grantees in the specified catalog
void	grantTablePrivileges(Session session, QualifiedObjectName tableName, Set<Privilege> privileges, PrestoPrincipal grantee, boolean grantOption)	Grants the specified privilege to the specified user on the specified table
boolean	isAggregationFunction(QualifiedName name)	Is the named function an aggregation function? This does not need type parameters because overloads between aggregation and other function types are not allowed.
Set<RoleGrant>	listAllRoleGrants(Session session, String catalog, Optional<Set<String>> roles, Optional<Set<String>> grantees, OptionalLong limit)	List all role grants in the specified catalog, optionally filtered by passed role, grantee, and limit predicates.
Set<RoleGrant>	listApplicableRoles(Session session, PrestoPrincipal principal, String catalog)	List applicable roles, including the transitive grants, for the specified principal
Set<String>	listEnabledRoles(Session session, String catalog)	List applicable roles, including the transitive grants, in given session
List<FunctionMetadata>	listFunctions()
Set<RoleGrant>	listRoleGrants(Session session, String catalog, PrestoPrincipal principal)	List roles grants in the specified catalog for a given principal, not recursively.
Set<String>	listRoles(Session session, String catalog)	List available roles in specified catalog.
List<String>	listSchemaNames(Session session, String catalogName)
Map<QualifiedObjectName,List<ColumnMetadata>>	listTableColumns(Session session, QualifiedTablePrefix prefix)	Gets the metadata for all columns that match the specified table prefix.
List<GrantInfo>	listTablePrivileges(Session session, QualifiedTablePrefix prefix)	Gets the privileges for the specified table available to the given grantee considering the selected session role
List<QualifiedObjectName>	listTables(Session session, QualifiedTablePrefix prefix)	Get the names that match the specified table prefix (never null).
List<QualifiedObjectName>	listViews(Session session, QualifiedTablePrefix prefix)	Get the names that match the specified table prefix (never null).
TableHandle	makeCompatiblePartitioning(Session session, TableHandle table, PartitioningHandle partitioningHandle)	Return a table handle whose partitioning is converted to the provided partitioning handle, but otherwise identical to the provided table handle.
void	renameColumn(Session session, TableHandle tableHandle, ColumnHandle source, String target)	Rename the specified column.
void	renameSchema(Session session, CatalogSchemaName source, String target)	Renames the specified schema.
void	renameTable(Session session, TableHandle tableHandle, QualifiedObjectName newTableName)	Rename the specified table.
void	renameView(Session session, QualifiedObjectName existingViewName, QualifiedObjectName newViewName)	Rename the specified view.
ResolvedFunction	resolveFunction(QualifiedName name, List<TypeSignatureProvider> parameterTypes)
Optional<ResolvedIndex>	resolveIndex(Session session, TableHandle tableHandle, Set<ColumnHandle> indexableColumns, Set<ColumnHandle> outputColumns, TupleDomain<ColumnHandle> tupleDomain)	Try to locate a table index that can lookup results by indexableColumns and provide the requested outputColumns.
ResolvedFunction	resolveOperator(OperatorType operatorType, List<? extends Type> argumentTypes)
void	revokeRoles(Session session, Set<String> roles, Set<PrestoPrincipal> grantees, boolean adminOption, Optional<PrestoPrincipal> grantor, String catalog)	Revokes the specified roles from the specified grantees in the specified catalog
void	revokeTablePrivileges(Session session, QualifiedObjectName tableName, Set<Privilege> privileges, PrestoPrincipal grantee, boolean grantOption)	Revokes the specified privilege on the specified table from the specified user
boolean	schemaExists(Session session, CatalogSchemaName schema)
void	setColumnComment(Session session, TableHandle tableHandle, ColumnHandle column, Optional<String> comment)	Comments to the specified column.
void	setSchemaAuthorization(Session session, CatalogSchemaName source, PrestoPrincipal principal)	Set the specified schema's user/role.
void	setTableComment(Session session, TableHandle tableHandle, Optional<String> comment)	Comments to the specified table.
boolean	supportsMetadataDelete(Session session, TableHandle tableHandle)
boolean	supportsMissingColumnsOnInsert(Session session, TableHandle tableHandle)
boolean	usesLegacyTableLayouts(Session session, TableHandle table)	Deprecated.
default void	validateScan(Session session, TableHandle table)
void	verifyTypes()

Method Detail

getConnectorCapabilities

Set<ConnectorCapabilities> getConnectorCapabilities(Session session,
                                                    CatalogName catalogName)

catalogExists

boolean catalogExists(Session session,
                      String catalogName)

schemaExists

boolean schemaExists(Session session,
                     CatalogSchemaName schema)

listSchemaNames

List<String> listSchemaNames(Session session,
                             String catalogName)

getTableHandle

Optional<TableHandle> getTableHandle(Session session,
                                     QualifiedObjectName tableName)

Returns a table handle for the specified table name.

getSystemTable

Optional<SystemTable> getSystemTable(Session session,
                                     QualifiedObjectName tableName)

getTableHandleForStatisticsCollection

Optional<TableHandle> getTableHandleForStatisticsCollection(Session session,
                                                            QualifiedObjectName tableName,
                                                            Map<String,Object> analyzeProperties)

getLayout

@Deprecated
Optional<TableLayoutResult> getLayout(Session session,
                                      TableHandle tableHandle,
                                      Constraint constraint,
                                      Optional<Set<ColumnHandle>> desiredColumns)

Deprecated.

getTableProperties

TableProperties getTableProperties(Session session,
                                   TableHandle handle)

makeCompatiblePartitioning

TableHandle makeCompatiblePartitioning(Session session,
                                       TableHandle table,
                                       PartitioningHandle partitioningHandle)

Return a table handle whose partitioning is converted to the provided partitioning handle, but otherwise identical to the provided table handle. The provided table handle must be one that the connector can transparently convert to from the original partitioning handle associated with the provided table handle, as promised by getCommonPartitioning(io.prestosql.Session, io.prestosql.sql.planner.PartitioningHandle, io.prestosql.sql.planner.PartitioningHandle).

getCommonPartitioning

Optional<PartitioningHandle> getCommonPartitioning(Session session,
                                                   PartitioningHandle left,
                                                   PartitioningHandle right)

Return a partitioning handle which the connector can transparently convert both left and right into.

getInfo

Optional<Object> getInfo(Session session,
                         TableHandle handle)

getTableMetadata

TableMetadata getTableMetadata(Session session,
                               TableHandle tableHandle)

Return the metadata for the specified table handle.

Throws:

RuntimeException - if table handle is no longer valid

getTableStatistics

TableStatistics getTableStatistics(Session session,
                                   TableHandle tableHandle,
                                   Constraint constraint)

Return statistics for specified table for given filtering contraint.

listTables

List<QualifiedObjectName> listTables(Session session,
                                     QualifiedTablePrefix prefix)

Get the names that match the specified table prefix (never null).

getColumnHandles

Map<String,ColumnHandle> getColumnHandles(Session session,
                                                TableHandle tableHandle)

Gets all of the columns on the specified table, or an empty map if the columns cannot be enumerated.

Throws:

RuntimeException - if table handle is no longer valid

getColumnMetadata

ColumnMetadata getColumnMetadata(Session session,
                                 TableHandle tableHandle,
                                 ColumnHandle columnHandle)

Gets the metadata for the specified table column.

Throws:

RuntimeException - if table or column handles are no longer valid

listTableColumns

Map<QualifiedObjectName,List<ColumnMetadata>> listTableColumns(Session session,
                                                                     QualifiedTablePrefix prefix)

Gets the metadata for all columns that match the specified table prefix.

createSchema

void createSchema(Session session,
                  CatalogSchemaName schema,
                  Map<String,Object> properties,
                  PrestoPrincipal principal)

Creates a schema.

Parameters:

principal - TODO

dropSchema

void dropSchema(Session session,
                CatalogSchemaName schema)

Drops the specified schema.

renameSchema

void renameSchema(Session session,
                  CatalogSchemaName source,
                  String target)

Renames the specified schema.

setSchemaAuthorization

void setSchemaAuthorization(Session session,
                            CatalogSchemaName source,
                            PrestoPrincipal principal)

Set the specified schema's user/role.

createTable

void createTable(Session session,
                 String catalogName,
                 ConnectorTableMetadata tableMetadata,
                 boolean ignoreExisting)

Creates a table using the specified table metadata.

Throws:

PrestoException - with ALREADY_EXISTS if the table already exists and {@param ignoreExisting} is not set

renameTable

void renameTable(Session session,
                 TableHandle tableHandle,
                 QualifiedObjectName newTableName)

Rename the specified table.

setTableComment

void setTableComment(Session session,
                     TableHandle tableHandle,
                     Optional<String> comment)

Comments to the specified table.

setColumnComment

void setColumnComment(Session session,
                      TableHandle tableHandle,
                      ColumnHandle column,
                      Optional<String> comment)

Comments to the specified column.

renameColumn

void renameColumn(Session session,
                  TableHandle tableHandle,
                  ColumnHandle source,
                  String target)

Rename the specified column.

addColumn

void addColumn(Session session,
               TableHandle tableHandle,
               ColumnMetadata column)

Add the specified column to the table.

dropColumn

void dropColumn(Session session,
                TableHandle tableHandle,
                ColumnHandle column)

Drop the specified column.

dropTable

void dropTable(Session session,
               TableHandle tableHandle)

Drops the specified table

Throws:

RuntimeException - if the table cannot be dropped or table handle is no longer valid

getNewTableLayout

Optional<NewTableLayout> getNewTableLayout(Session session,
                                           String catalogName,
                                           ConnectorTableMetadata tableMetadata)

beginCreateTable

OutputTableHandle beginCreateTable(Session session,
                                   String catalogName,
                                   ConnectorTableMetadata tableMetadata,
                                   Optional<NewTableLayout> layout)

Begin the atomic creation of a table with data.

finishCreateTable

Optional<ConnectorOutputMetadata> finishCreateTable(Session session,
                                                    OutputTableHandle tableHandle,
                                                    Collection<io.airlift.slice.Slice> fragments,
                                                    Collection<ComputedStatistics> computedStatistics)

Finish a table creation with data after the data is written.

getInsertLayout

Optional<NewTableLayout> getInsertLayout(Session session,
                                         TableHandle target)

getStatisticsCollectionMetadataForWrite

TableStatisticsMetadata getStatisticsCollectionMetadataForWrite(Session session,
                                                                String catalogName,
                                                                ConnectorTableMetadata tableMetadata)

Describes statistics that must be collected during a write.

getStatisticsCollectionMetadata

TableStatisticsMetadata getStatisticsCollectionMetadata(Session session,
                                                        String catalogName,
                                                        ConnectorTableMetadata tableMetadata)

Describe statistics that must be collected during a statistics collection

beginStatisticsCollection

AnalyzeTableHandle beginStatisticsCollection(Session session,
                                             TableHandle tableHandle)

Begin statistics collection

finishStatisticsCollection

void finishStatisticsCollection(Session session,
                                AnalyzeTableHandle tableHandle,
                                Collection<ComputedStatistics> computedStatistics)

Finish statistics collection

cleanupQuery

void cleanupQuery(Session session)

Cleanup after a query. This is the very last notification after the query finishes, regardless if it succeeds or fails. An exception thrown in this method will not affect the result of the query.

beginInsert

InsertTableHandle beginInsert(Session session,
                              TableHandle tableHandle,
                              List<ColumnHandle> columns)

Begin insert query

supportsMissingColumnsOnInsert

boolean supportsMissingColumnsOnInsert(Session session,
                                       TableHandle tableHandle)

Returns:

whether connector handles missing columns during insert

finishInsert

Optional<ConnectorOutputMetadata> finishInsert(Session session,
                                               InsertTableHandle tableHandle,
                                               Collection<io.airlift.slice.Slice> fragments,
                                               Collection<ComputedStatistics> computedStatistics)

Finish insert query

beginRefreshMaterializedView

InsertTableHandle beginRefreshMaterializedView(Session session,
                                               TableHandle tableHandle)

Begin refresh materialized view query

finishRefreshMaterializedView

Optional<ConnectorOutputMetadata> finishRefreshMaterializedView(Session session,
                                                                InsertTableHandle tableHandle,
                                                                Collection<io.airlift.slice.Slice> fragments,
                                                                Collection<ComputedStatistics> computedStatistics,
                                                                List<TableHandle> sourceTableHandles)

Finish refresh materialized view query

getUpdateRowIdColumnHandle

ColumnHandle getUpdateRowIdColumnHandle(Session session,
                                        TableHandle tableHandle)

Get the row ID column handle used with UpdatablePageSource.

supportsMetadataDelete

boolean supportsMetadataDelete(Session session,
                               TableHandle tableHandle)

Returns:

whether delete without table scan is supported

applyDelete

Optional<TableHandle> applyDelete(Session session,
                                  TableHandle tableHandle)

Push delete into connector

executeDelete

OptionalLong executeDelete(Session session,
                           TableHandle tableHandle)

Execute delete in connector

beginDelete

TableHandle beginDelete(Session session,
                        TableHandle tableHandle)

Begin delete query

finishDelete

void finishDelete(Session session,
                  TableHandle tableHandle,
                  Collection<io.airlift.slice.Slice> fragments)

Finish delete query

getCatalogHandle

Optional<CatalogName> getCatalogHandle(Session session,
                                       String catalogName)

Returns a connector id for the specified catalog name.

getCatalogNames

Map<String,CatalogName> getCatalogNames(Session session)

Gets all the loaded catalogs

Returns:

Map of catalog name to connector id

listViews

List<QualifiedObjectName> listViews(Session session,
                                    QualifiedTablePrefix prefix)

Get the names that match the specified table prefix (never null).

getViews

Map<QualifiedObjectName,ConnectorViewDefinition> getViews(Session session,
                                                                QualifiedTablePrefix prefix)

Get the view definitions that match the specified table prefix (never null).

getView

Optional<ConnectorViewDefinition> getView(Session session,
                                          QualifiedObjectName viewName)

Returns the view definition for the specified view name.

getSchemaProperties

Map<String,Object> getSchemaProperties(Session session,
                                             CatalogSchemaName schemaName)

Gets the schema properties for the specified schema.

getSchemaOwner

Optional<PrestoPrincipal> getSchemaOwner(Session session,
                                         CatalogSchemaName schemaName)

Gets the schema owner for the specified schema.

createView

void createView(Session session,
                QualifiedObjectName viewName,
                ConnectorViewDefinition definition,
                boolean replace)

Creates the specified view with the specified view definition.

renameView

void renameView(Session session,
                QualifiedObjectName existingViewName,
                QualifiedObjectName newViewName)

Rename the specified view.

dropView

void dropView(Session session,
              QualifiedObjectName viewName)

Drops the specified view.

resolveIndex

Optional<ResolvedIndex> resolveIndex(Session session,
                                     TableHandle tableHandle,
                                     Set<ColumnHandle> indexableColumns,
                                     Set<ColumnHandle> outputColumns,
                                     TupleDomain<ColumnHandle> tupleDomain)

Try to locate a table index that can lookup results by indexableColumns and provide the requested outputColumns.

usesLegacyTableLayouts

@Deprecated
boolean usesLegacyTableLayouts(Session session,
                               TableHandle table)

Deprecated.

applyLimit

Optional<LimitApplicationResult<TableHandle>> applyLimit(Session session,
                                                         TableHandle table,
                                                         long limit)

applyFilter

Optional<ConstraintApplicationResult<TableHandle>> applyFilter(Session session,
                                                               TableHandle table,
                                                               Constraint constraint)

applyProjection

Optional<ProjectionApplicationResult<TableHandle>> applyProjection(Session session,
                                                                   TableHandle table,
                                                                   List<ConnectorExpression> projections,
                                                                   Map<String,ColumnHandle> assignments)

applySample

Optional<TableHandle> applySample(Session session,
                                  TableHandle table,
                                  SampleType sampleType,
                                  double sampleRatio)

applyAggregation

Optional<AggregationApplicationResult<TableHandle>> applyAggregation(Session session,
                                                                     TableHandle table,
                                                                     List<AggregateFunction> aggregations,
                                                                     Map<String,ColumnHandle> assignments,
                                                                     List<List<ColumnHandle>> groupingSets)

applyTopN

Optional<TopNApplicationResult<TableHandle>> applyTopN(Session session,
                                                       TableHandle handle,
                                                       long topNCount,
                                                       List<SortItem> sortItems,
                                                       Map<String,ColumnHandle> assignments)

validateScan

default void validateScan(Session session,
                          TableHandle table)

createRole

void createRole(Session session,
                String role,
                Optional<PrestoPrincipal> grantor,
                String catalog)

Creates the specified role in the specified catalog.

Parameters:

grantor - represents the principal specified by WITH ADMIN statement

dropRole

void dropRole(Session session,
              String role,
              String catalog)

Drops the specified role in the specified catalog.

listRoles

Set<String> listRoles(Session session,
                      String catalog)

List available roles in specified catalog.

listAllRoleGrants

Set<RoleGrant> listAllRoleGrants(Session session,
                                 String catalog,
                                 Optional<Set<String>> roles,
                                 Optional<Set<String>> grantees,
                                 OptionalLong limit)

List all role grants in the specified catalog, optionally filtered by passed role, grantee, and limit predicates.

listRoleGrants

Set<RoleGrant> listRoleGrants(Session session,
                              String catalog,
                              PrestoPrincipal principal)

List roles grants in the specified catalog for a given principal, not recursively.

grantRoles

void grantRoles(Session session,
                Set<String> roles,
                Set<PrestoPrincipal> grantees,
                boolean adminOption,
                Optional<PrestoPrincipal> grantor,
                String catalog)

Grants the specified roles to the specified grantees in the specified catalog

Parameters:

grantor - represents the principal specified by GRANTED BY statement

revokeRoles

void revokeRoles(Session session,
                 Set<String> roles,
                 Set<PrestoPrincipal> grantees,
                 boolean adminOption,
                 Optional<PrestoPrincipal> grantor,
                 String catalog)

Revokes the specified roles from the specified grantees in the specified catalog

Parameters:

grantor - represents the principal specified by GRANTED BY statement

listApplicableRoles

Set<RoleGrant> listApplicableRoles(Session session,
                                   PrestoPrincipal principal,
                                   String catalog)

List applicable roles, including the transitive grants, for the specified principal

listEnabledRoles

Set<String> listEnabledRoles(Session session,
                             String catalog)

List applicable roles, including the transitive grants, in given session

grantTablePrivileges

void grantTablePrivileges(Session session,
                          QualifiedObjectName tableName,
                          Set<Privilege> privileges,
                          PrestoPrincipal grantee,
                          boolean grantOption)

Grants the specified privilege to the specified user on the specified table

revokeTablePrivileges

void revokeTablePrivileges(Session session,
                           QualifiedObjectName tableName,
                           Set<Privilege> privileges,
                           PrestoPrincipal grantee,
                           boolean grantOption)

Revokes the specified privilege on the specified table from the specified user

listTablePrivileges

List<GrantInfo> listTablePrivileges(Session session,
                                    QualifiedTablePrefix prefix)

Gets the privileges for the specified table available to the given grantee considering the selected session role

getType

Type getType(TypeSignature signature)

fromSqlType

Type fromSqlType(String sqlType)

getType

Type getType(TypeId id)

getParameterizedType

default Type getParameterizedType(String baseTypeName,
                                  List<TypeSignatureParameter> typeParameters)

getTypes

Collection<Type> getTypes()

getParametricTypes

Collection<ParametricType> getParametricTypes()

verifyTypes

void verifyTypes()

addFunctions

void addFunctions(List<? extends SqlFunction> functions)

listFunctions

List<FunctionMetadata> listFunctions()

decodeFunction

ResolvedFunction decodeFunction(QualifiedName name)

resolveFunction

ResolvedFunction resolveFunction(QualifiedName name,
                                 List<TypeSignatureProvider> parameterTypes)

resolveOperator

ResolvedFunction resolveOperator(OperatorType operatorType,
                                 List<? extends Type> argumentTypes)
                          throws OperatorNotFoundException

Throws:

OperatorNotFoundException

getCoercion

default ResolvedFunction getCoercion(Type fromType,
                                     Type toType)

getCoercion

ResolvedFunction getCoercion(OperatorType operatorType,
                             Type fromType,
                             Type toType)

getCoercion

ResolvedFunction getCoercion(QualifiedName name,
                             Type fromType,
                             Type toType)

isAggregationFunction

boolean isAggregationFunction(QualifiedName name)

Is the named function an aggregation function? This does not need type parameters because overloads between aggregation and other function types are not allowed.

getFunctionMetadata

FunctionMetadata getFunctionMetadata(ResolvedFunction resolvedFunction)

getAggregationFunctionMetadata

AggregationFunctionMetadata getAggregationFunctionMetadata(ResolvedFunction resolvedFunction)

getWindowFunctionImplementation

WindowFunctionSupplier getWindowFunctionImplementation(ResolvedFunction resolvedFunction)

getAggregateFunctionImplementation

InternalAggregationFunction getAggregateFunctionImplementation(ResolvedFunction resolvedFunction)

getScalarFunctionInvoker

FunctionInvoker getScalarFunctionInvoker(ResolvedFunction resolvedFunction,
                                         Optional<InvocationConvention> invocationConvention)

getProcedureRegistry

ProcedureRegistry getProcedureRegistry()

getBlockEncoding

BlockEncoding getBlockEncoding(String encodingName)

getBlockEncodingSerde

BlockEncodingSerde getBlockEncodingSerde()

getSessionPropertyManager

SessionPropertyManager getSessionPropertyManager()

getSchemaPropertyManager

SchemaPropertyManager getSchemaPropertyManager()

getTablePropertyManager

TablePropertyManager getTablePropertyManager()

getColumnPropertyManager

ColumnPropertyManager getColumnPropertyManager()

getAnalyzePropertyManager

AnalyzePropertyManager getAnalyzePropertyManager()

createMaterializedView

void createMaterializedView(Session session,
                            QualifiedObjectName viewName,
                            ConnectorMaterializedViewDefinition definition,
                            boolean replace,
                            boolean ignoreExisting)

Creates the specified materialized view with the specified view definition.

dropMaterializedView

void dropMaterializedView(Session session,
                          QualifiedObjectName viewName)

Drops the specified materialized view.

getMaterializedView

Optional<ConnectorMaterializedViewDefinition> getMaterializedView(Session session,
                                                                  QualifiedObjectName viewName)

Returns the materialized view definition for the specified view name.

getMaterializedViewFreshness

MaterializedViewFreshness getMaterializedViewFreshness(Session session,
                                                       TableHandle tableHandle)

Method to get difference between the states of table at two different points in time/or as of given token-ids. The method is used by the engine to determine if a materialized view is current with respect to the tables it depends on.