Package io.trino.spi.connector

Class ConnectorTableMetadata

java.lang.Object

io.trino.spi.connector.ConnectorTableMetadata

public class ConnectorTableMetadata
extends Object

Constructor Summary

Constructors

Constructor	Description
ConnectorTableMetadata(SchemaTableName table, List<ColumnMetadata> columns)
ConnectorTableMetadata(SchemaTableName table, List<ColumnMetadata> columns, Map<String,Object> properties)
ConnectorTableMetadata(SchemaTableName table, List<ColumnMetadata> columns, Map<String,Object> properties, Optional<String> comment)
ConnectorTableMetadata(SchemaTableName table, List<ColumnMetadata> columns, Map<String,Object> properties, Optional<String> comment, List<String> checkConstraints)

Method Summary

Modifier and Type	Method	Description
List<String>	getCheckConstraints()	List of constraints data in a table is expected to satisfy.
List<ColumnMetadata>	getColumns()
Optional<String>	getComment()
Map<String,Object>	getProperties()
SchemaTableName	getTable()
ConnectorTableSchema	getTableSchema()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

ConnectorTableMetadata

public ConnectorTableMetadata(SchemaTableName table,
 List<ColumnMetadata> columns)

ConnectorTableMetadata

public ConnectorTableMetadata(SchemaTableName table,
 List<ColumnMetadata> columns,
 Map<String,Object> properties)

ConnectorTableMetadata

public ConnectorTableMetadata(SchemaTableName table,
 List<ColumnMetadata> columns,
 Map<String,Object> properties,
 Optional<String> comment)

ConnectorTableMetadata

@Experimental(eta="2023-03-31")
public ConnectorTableMetadata(SchemaTableName table,
 List<ColumnMetadata> columns,
 Map<String,Object> properties,
 Optional<String> comment,
 List<String> checkConstraints)

Method Details

getTable

public SchemaTableName getTable()

getColumns

public List<ColumnMetadata> getColumns()

getProperties

public Map<String,Object> getProperties()

getComment

public Optional<String> getComment()

getCheckConstraints

@Experimental(eta="2023-03-31")
public List<String> getCheckConstraints()

List of constraints data in a table is expected to satisfy. Engine ensures rows written to a table meet these constraints. A check constraint is satisfied when it evaluates to True or Unknown.

Returns:

List of string representation of a Trino SQL scalar expression that can refer to table columns by name and produces a result coercible to boolean

getTableSchema

public ConnectorTableSchema getTableSchema()

toString

public String toString()

Overrides:

toString in class Object