Package io.trino.plugin.jdbc

Class DefaultJdbcMetadata

java.lang.Object

io.trino.plugin.jdbc.DefaultJdbcMetadata

All Implemented Interfaces:

JdbcMetadata, ConnectorMetadata

public class DefaultJdbcMetadata
extends Object
implements JdbcMetadata

Field Summary

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

MODIFYING_ROWS_MESSAGE

Constructor Summary

Constructors

Constructor	Description
DefaultJdbcMetadata(JdbcClient jdbcClient, boolean precalculateStatisticsForPushdown, Set<JdbcQueryEventListener> jdbcQueryEventListeners)

Method Summary

Modifier and Type	Method	Description
void	addColumn(ConnectorSession session, ConnectorTableHandle table, ColumnMetadata columnMetadata)
Optional<AggregationApplicationResult<ConnectorTableHandle>>	applyAggregation(ConnectorSession session, ConnectorTableHandle table, List<AggregateFunction> aggregates, Map<String,ColumnHandle> assignments, List<List<ColumnHandle>> groupingSets)
Optional<ConnectorTableHandle>	applyDelete(ConnectorSession session, ConnectorTableHandle handle)
Optional<ConstraintApplicationResult<ConnectorTableHandle>>	applyFilter(ConnectorSession session, ConnectorTableHandle table, Constraint constraint)
Optional<JoinApplicationResult<ConnectorTableHandle>>	applyJoin(ConnectorSession session, JoinType joinType, ConnectorTableHandle left, ConnectorTableHandle right, List<JoinCondition> joinConditions, Map<String,ColumnHandle> leftAssignments, Map<String,ColumnHandle> rightAssignments, JoinStatistics statistics)
Optional<LimitApplicationResult<ConnectorTableHandle>>	applyLimit(ConnectorSession session, ConnectorTableHandle table, long limit)
Optional<ProjectionApplicationResult<ConnectorTableHandle>>	applyProjection(ConnectorSession session, ConnectorTableHandle table, List<ConnectorExpression> projections, Map<String,ColumnHandle> assignments)
Optional<TableFunctionApplicationResult<ConnectorTableHandle>>	applyTableFunction(ConnectorSession session, ConnectorTableFunctionHandle handle)
Optional<TableScanRedirectApplicationResult>	applyTableScanRedirect(ConnectorSession session, ConnectorTableHandle table)
Optional<TopNApplicationResult<ConnectorTableHandle>>	applyTopN(ConnectorSession session, ConnectorTableHandle table, long topNCount, List<SortItem> sortItems, Map<String,ColumnHandle> assignments)
ConnectorOutputTableHandle	beginCreateTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, Optional<ConnectorTableLayout> layout, RetryMode retryMode)
ConnectorInsertTableHandle	beginInsert(ConnectorSession session, ConnectorTableHandle tableHandle, List<ColumnHandle> columns, RetryMode retryMode)
void	beginQuery(ConnectorSession session)
void	cleanupQuery(ConnectorSession session)
void	createSchema(ConnectorSession session, String schemaName, Map<String,Object> properties, TrinoPrincipal owner)
void	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, boolean ignoreExisting)
void	dropColumn(ConnectorSession session, ConnectorTableHandle table, ColumnHandle column)
void	dropSchema(ConnectorSession session, String schemaName)
void	dropTable(ConnectorSession session, ConnectorTableHandle tableHandle)
OptionalLong	executeDelete(ConnectorSession session, ConnectorTableHandle handle)
Optional<ConnectorOutputMetadata>	finishCreateTable(ConnectorSession session, ConnectorOutputTableHandle tableHandle, Collection<io.airlift.slice.Slice> fragments, Collection<ComputedStatistics> computedStatistics)
Optional<ConnectorOutputMetadata>	finishInsert(ConnectorSession session, ConnectorInsertTableHandle tableHandle, 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)
ColumnHandle	getMergeRowIdColumnHandle(ConnectorSession session, ConnectorTableHandle tableHandle)
JdbcProcedureHandle	getProcedureHandle(ConnectorSession session, JdbcProcedureHandle.ProcedureQuery procedureQuery)
Optional<SystemTable>	getSystemTable(ConnectorSession session, SchemaTableName tableName)
static Optional<String>	getTableComment(JdbcTableHandle handle)
JdbcTableHandle	getTableHandle(ConnectorSession session, PreparedQuery preparedQuery)
JdbcTableHandle	getTableHandle(ConnectorSession session, SchemaTableName tableName)
ConnectorTableMetadata	getTableMetadata(ConnectorSession session, ConnectorTableHandle table)
SchemaTableName	getTableName(ConnectorSession session, ConnectorTableHandle table)
ConnectorTableSchema	getTableSchema(ConnectorSession session, ConnectorTableHandle table)
TableStatistics	getTableStatistics(ConnectorSession session, ConnectorTableHandle tableHandle)
List<String>	listSchemaNames(ConnectorSession session)
Map<SchemaTableName,List<ColumnMetadata>>	listTableColumns(ConnectorSession session, SchemaTablePrefix prefix)
List<SchemaTableName>	listTables(ConnectorSession session, Optional<String> schemaName)
void	renameColumn(ConnectorSession session, ConnectorTableHandle table, ColumnHandle column, String target)
void	renameSchema(ConnectorSession session, String schemaName, String newSchemaName)
void	renameTable(ConnectorSession session, ConnectorTableHandle table, SchemaTableName newTableName)
void	rollback()
boolean	schemaExists(ConnectorSession session, String schemaName)
void	setColumnComment(ConnectorSession session, ConnectorTableHandle table, ColumnHandle column, Optional<String> comment)
void	setColumnType(ConnectorSession session, ConnectorTableHandle table, ColumnHandle column, Type type)
void	setTableComment(ConnectorSession session, ConnectorTableHandle table, Optional<String> comment)
void	setTableProperties(ConnectorSession session, ConnectorTableHandle table, Map<String,Optional<Object>> properties)
boolean	supportsMissingColumnsOnInsert()
void	truncateTable(ConnectorSession session, ConnectorTableHandle tableHandle)

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

applyJoin, applySample, beginMerge, beginRefreshMaterializedView, beginStatisticsCollection, beginTableExecute, createMaterializedView, createRole, createView, delegateMaterializedViewRefreshToConnector, denySchemaPrivileges, denyTablePrivileges, dropField, dropMaterializedView, dropRole, dropView, executeTableExecute, finishMerge, finishRefreshMaterializedView, finishStatisticsCollection, finishTableExecute, getAggregationFunctionMetadata, getCommonPartitioningHandle, getFunctionDependencies, getFunctionMetadata, getFunctions, getInfo, getInsertLayout, getLayoutForTableExecute, getMaterializedView, getMaterializedViewFreshness, getMaterializedViews, getMaxWriterTasks, getNewTableLayout, getRowChangeParadigm, getSchemaOwner, getSchemaOwner, getSchemaProperties, getSchemaProperties, getSchemaTableName, getStatisticsCollectionMetadata, getStatisticsCollectionMetadataForWrite, getTableHandle, getTableHandleForExecute, getTableProperties, getUpdateLayout, getView, getViews, grantRoles, grantSchemaPrivileges, grantTablePrivileges, listApplicableRoles, listEnabledRoles, listFunctions, listMaterializedViews, listRoleGrants, listRoles, listTablePrivileges, listViews, makeCompatiblePartitioning, redirectTable, refreshMaterializedView, renameMaterializedView, renameView, resolveIndex, revokeRoles, revokeSchemaPrivileges, revokeTablePrivileges, roleExists, setMaterializedViewProperties, setSchemaAuthorization, setTableAuthorization, setViewAuthorization, setViewColumnComment, setViewComment, streamTableColumns, supportsReportingWrittenBytes, supportsReportingWrittenBytes, validateScan

Constructor Details

DefaultJdbcMetadata

public DefaultJdbcMetadata(JdbcClient jdbcClient,
 boolean precalculateStatisticsForPushdown,
 Set<JdbcQueryEventListener> jdbcQueryEventListeners)

Method Details

schemaExists

public boolean schemaExists(ConnectorSession session,
 String schemaName)

Specified by:

schemaExists in interface ConnectorMetadata

listSchemaNames

public List<String> listSchemaNames(ConnectorSession session)

Specified by:

listSchemaNames in interface ConnectorMetadata

getTableHandle

public JdbcTableHandle getTableHandle(ConnectorSession session,
 SchemaTableName tableName)

Specified by:

getTableHandle in interface ConnectorMetadata

getTableHandle

public JdbcTableHandle getTableHandle(ConnectorSession session,
 PreparedQuery preparedQuery)

Specified by:

getTableHandle in interface JdbcMetadata

getProcedureHandle

public JdbcProcedureHandle getProcedureHandle(ConnectorSession session,
 JdbcProcedureHandle.ProcedureQuery procedureQuery)

Specified by:

getProcedureHandle in interface JdbcMetadata

getSystemTable

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

Specified by:

getSystemTable in interface ConnectorMetadata

applyFilter

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

Specified by:

applyFilter in interface ConnectorMetadata

applyProjection

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

Specified by:

applyProjection in interface ConnectorMetadata

applyAggregation

public Optional<AggregationApplicationResult<ConnectorTableHandle>> applyAggregation(ConnectorSession session,
 ConnectorTableHandle table,
 List<AggregateFunction> aggregates,
 Map<String,ColumnHandle> assignments,
 List<List<ColumnHandle>> groupingSets)

Specified by:

applyAggregation in interface ConnectorMetadata

applyJoin

public Optional<JoinApplicationResult<ConnectorTableHandle>> applyJoin(ConnectorSession session,
 JoinType joinType,
 ConnectorTableHandle left,
 ConnectorTableHandle right,
 List<JoinCondition> joinConditions,
 Map<String,ColumnHandle> leftAssignments,
 Map<String,ColumnHandle> rightAssignments,
 JoinStatistics statistics)

Specified by:

applyJoin in interface ConnectorMetadata

applyLimit

public Optional<LimitApplicationResult<ConnectorTableHandle>> applyLimit(ConnectorSession session,
 ConnectorTableHandle table,
 long limit)

Specified by:

applyLimit in interface ConnectorMetadata

applyTopN

public Optional<TopNApplicationResult<ConnectorTableHandle>> applyTopN(ConnectorSession session,
 ConnectorTableHandle table,
 long topNCount,
 List<SortItem> sortItems,
 Map<String,ColumnHandle> assignments)

Specified by:

applyTopN in interface ConnectorMetadata

applyTableFunction

public Optional<TableFunctionApplicationResult<ConnectorTableHandle>> applyTableFunction(ConnectorSession session,
 ConnectorTableFunctionHandle handle)

Specified by:

applyTableFunction in interface ConnectorMetadata

applyTableScanRedirect

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

Specified by:

applyTableScanRedirect in interface ConnectorMetadata

getTableName

public SchemaTableName getTableName(ConnectorSession session,
 ConnectorTableHandle table)

Specified by:

getTableName in interface ConnectorMetadata

getTableSchema

public ConnectorTableSchema getTableSchema(ConnectorSession session,
 ConnectorTableHandle table)

Specified by:

getTableSchema in interface ConnectorMetadata

getTableMetadata

public ConnectorTableMetadata getTableMetadata(ConnectorSession session,
 ConnectorTableHandle table)

Specified by:

getTableMetadata in interface ConnectorMetadata

getTableComment

public static Optional<String> getTableComment(JdbcTableHandle handle)

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

listTableColumns

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

Specified by:

listTableColumns in interface ConnectorMetadata

getColumnMetadata

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

Specified by:

getColumnMetadata in interface ConnectorMetadata

dropTable

public void dropTable(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

dropTable in interface ConnectorMetadata

beginCreateTable

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

Specified by:

beginCreateTable in interface ConnectorMetadata

createTable

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

Specified by:

createTable 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

beginQuery

public void beginQuery(ConnectorSession session)

Specified by:

beginQuery in interface ConnectorMetadata

cleanupQuery

public void cleanupQuery(ConnectorSession session)

Specified by:

cleanupQuery in interface ConnectorMetadata

rollback

public void rollback()

Specified by:

rollback in interface JdbcMetadata

beginInsert

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

Specified by:

beginInsert in interface ConnectorMetadata

supportsMissingColumnsOnInsert

public boolean supportsMissingColumnsOnInsert()

Specified by:

supportsMissingColumnsOnInsert in interface ConnectorMetadata

finishInsert

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

Specified by:

finishInsert in interface ConnectorMetadata

getMergeRowIdColumnHandle

public ColumnHandle getMergeRowIdColumnHandle(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

getMergeRowIdColumnHandle in interface ConnectorMetadata

applyDelete

public Optional<ConnectorTableHandle> applyDelete(ConnectorSession session,
 ConnectorTableHandle handle)

Specified by:

applyDelete in interface ConnectorMetadata

executeDelete

public OptionalLong executeDelete(ConnectorSession session,
 ConnectorTableHandle handle)

Specified by:

executeDelete in interface ConnectorMetadata

truncateTable

public void truncateTable(ConnectorSession session,
 ConnectorTableHandle tableHandle)

Specified by:

truncateTable in interface ConnectorMetadata

setTableComment

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

Specified by:

setTableComment in interface ConnectorMetadata

setColumnComment

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

Specified by:

setColumnComment in interface ConnectorMetadata

addColumn

public void addColumn(ConnectorSession session,
 ConnectorTableHandle table,
 ColumnMetadata columnMetadata)

Specified by:

addColumn in interface ConnectorMetadata

dropColumn

public void dropColumn(ConnectorSession session,
 ConnectorTableHandle table,
 ColumnHandle column)

Specified by:

dropColumn in interface ConnectorMetadata

renameColumn

public void renameColumn(ConnectorSession session,
 ConnectorTableHandle table,
 ColumnHandle column,
 String target)

Specified by:

renameColumn in interface ConnectorMetadata

setColumnType

public void setColumnType(ConnectorSession session,
 ConnectorTableHandle table,
 ColumnHandle column,
 Type type)

Specified by:

setColumnType in interface ConnectorMetadata

renameTable

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

Specified by:

renameTable in interface ConnectorMetadata

setTableProperties

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

Specified by:

setTableProperties 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

renameSchema

public void renameSchema(ConnectorSession session,
 String schemaName,
 String newSchemaName)

Specified by:

renameSchema in interface ConnectorMetadata