org.apache.spark.sql.jdbc

Class PostgresDialect

Object

org.apache.spark.sql.jdbc.PostgresDialect

public class PostgresDialect
extends Object

Constructor Summary

Constructors

Constructor and Description
PostgresDialect()

Method Summary

Modifier and Type	Method and Description
static void	beforeFetch(java.sql.Connection connection, scala.collection.immutable.Map<String,String> properties)
static boolean	canHandle(String url)
static scala.Option<DataType>	getCatalystType(int sqlType, String typeName, int size, MetadataBuilder md)
static scala.Option<JdbcType>	getJDBCType(DataType dt)
static String	getSchemaQuery(String table)
static String	getTableExistsQuery(String table)
static scala.Option<Object>	isCascadingTruncateTable()
static String	quoteIdentifier(String colName)

Methods inherited from class Object

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

Constructor Detail

PostgresDialect

public PostgresDialect()

Method Detail

canHandle

public static boolean canHandle(String url)

getCatalystType

public static scala.Option<DataType> getCatalystType(int sqlType,
                                                     String typeName,
                                                     int size,
                                                     MetadataBuilder md)

getJDBCType

public static scala.Option<JdbcType> getJDBCType(DataType dt)

getTableExistsQuery

public static String getTableExistsQuery(String table)

beforeFetch

public static void beforeFetch(java.sql.Connection connection,
                               scala.collection.immutable.Map<String,String> properties)

isCascadingTruncateTable

public static scala.Option<Object> isCascadingTruncateTable()

quoteIdentifier

public static String quoteIdentifier(String colName)

getSchemaQuery

public static String getSchemaQuery(String table)