com.facebook.presto.plugin.teradata

Class TeradataClient

java.lang.Object

com.facebook.presto.plugin.jdbc.BaseJdbcClient

com.facebook.presto.plugin.teradata.TeradataClient

All Implemented Interfaces:

com.facebook.presto.plugin.jdbc.JdbcClient

public class TeradataClient
extends com.facebook.presto.plugin.jdbc.BaseJdbcClient

Implementation of TeradataClient. It describes table, schemas and columns behaviours. It allows to change the QueryBuilder to a custom one as well.

Field Summary

Fields inherited from class com.facebook.presto.plugin.jdbc.BaseJdbcClient

connectionProperties, connectionUrl, connectorId, driver, identifierQuote

Constructor Summary

Constructors

Constructor and Description
TeradataClient(com.facebook.presto.plugin.jdbc.JdbcConnectorId connectorId, com.facebook.presto.plugin.jdbc.BaseJdbcConfig config, TeradataConfig teradataConfig)

Method Summary

Modifier and Type	Method and Description
String	buildSql(com.facebook.presto.plugin.jdbc.JdbcSplit split, List<com.facebook.presto.plugin.jdbc.JdbcColumnHandle> columnHandles)
protected void	execute(Connection connection, String query)
List<com.facebook.presto.plugin.jdbc.JdbcColumnHandle>	getColumns(com.facebook.presto.plugin.jdbc.JdbcTableHandle tableHandle)
Set<String>	getSchemaNames()
protected com.facebook.presto.spi.SchemaTableName	getSchemaTableName(ResultSet resultSet)
com.facebook.presto.plugin.jdbc.JdbcTableHandle	getTableHandle(com.facebook.presto.spi.SchemaTableName schemaTableName)
List<com.facebook.presto.spi.SchemaTableName>	getTableNames(String schema)
protected ResultSet	getTables(Connection connection, String schemaName, String tableName)
protected String	rewriteQuery(String query)

Methods inherited from class com.facebook.presto.plugin.jdbc.BaseJdbcClient

beginCreateTable, buildInsertSql, commitCreateTable, dropTable, escapeNamePattern, getConnection, getConnection, getSplits, getStatement, quoted, quoted, toPrestoType, toSqlType

Methods inherited from class java.lang.Object

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

Constructor Detail

TeradataClient

@Inject
public TeradataClient(com.facebook.presto.plugin.jdbc.JdbcConnectorId connectorId,
                              com.facebook.presto.plugin.jdbc.BaseJdbcConfig config,
                              TeradataConfig teradataConfig)
                       throws SQLException

Throws:

SQLException

Method Detail

getSchemaNames

public Set<String> getSchemaNames()

Specified by:

getSchemaNames in interface com.facebook.presto.plugin.jdbc.JdbcClient

Overrides:

getSchemaNames in class com.facebook.presto.plugin.jdbc.BaseJdbcClient

getTables

protected ResultSet getTables(Connection connection,
                              String schemaName,
                              String tableName)
                       throws SQLException

Overrides:

getTables in class com.facebook.presto.plugin.jdbc.BaseJdbcClient

Throws:

SQLException

getTableHandle

@Nullable
public com.facebook.presto.plugin.jdbc.JdbcTableHandle getTableHandle(com.facebook.presto.spi.SchemaTableName schemaTableName)

Specified by:

getTableHandle in interface com.facebook.presto.plugin.jdbc.JdbcClient

Overrides:

getTableHandle in class com.facebook.presto.plugin.jdbc.BaseJdbcClient

getColumns

public List<com.facebook.presto.plugin.jdbc.JdbcColumnHandle> getColumns(com.facebook.presto.plugin.jdbc.JdbcTableHandle tableHandle)

Specified by:

getColumns in interface com.facebook.presto.plugin.jdbc.JdbcClient

Overrides:

getColumns in class com.facebook.presto.plugin.jdbc.BaseJdbcClient

getTableNames

public List<com.facebook.presto.spi.SchemaTableName> getTableNames(@Nullable
                                                                   String schema)

Specified by:

getTableNames in interface com.facebook.presto.plugin.jdbc.JdbcClient

Overrides:

getTableNames in class com.facebook.presto.plugin.jdbc.BaseJdbcClient

getSchemaTableName

protected com.facebook.presto.spi.SchemaTableName getSchemaTableName(ResultSet resultSet)
                                                              throws SQLException

Overrides:

getSchemaTableName in class com.facebook.presto.plugin.jdbc.BaseJdbcClient

Throws:

SQLException

buildSql

public String buildSql(com.facebook.presto.plugin.jdbc.JdbcSplit split,
                       List<com.facebook.presto.plugin.jdbc.JdbcColumnHandle> columnHandles)

Specified by:

buildSql in interface com.facebook.presto.plugin.jdbc.JdbcClient

Overrides:

buildSql in class com.facebook.presto.plugin.jdbc.BaseJdbcClient

execute

protected void execute(Connection connection,
                       String query)
                throws SQLException

Overrides:

execute in class com.facebook.presto.plugin.jdbc.BaseJdbcClient

Throws:

SQLException

rewriteQuery

protected String rewriteQuery(String query)