org.apache.shardingsphere.infra.executor.sql.execute.result.query.impl.driver.jdbc.metadata

Class JDBCQueryResultMetaData

java.lang.Object

org.apache.shardingsphere.infra.executor.sql.execute.result.query.impl.driver.jdbc.metadata.JDBCQueryResultMetaData

All Implemented Interfaces:

QueryResultMetaData

public final class JDBCQueryResultMetaData
extends Object
implements QueryResultMetaData

JDBC query result meta data.

Constructor Summary

Constructors

Constructor and Description
JDBCQueryResultMetaData()

Method Summary

Modifier and Type	Method and Description
int	getColumnCount() Get column count.
String	getColumnLabel(int columnIndex) Get column label.
int	getColumnLength(int columnIndex) Get column length.
String	getColumnName(int columnIndex) Get column name.
int	getColumnType(int columnIndex) Get column type.
String	getColumnTypeName(int columnIndex) Get column type name.
int	getDecimals(int columnIndex) Get decimals.
String	getTableName(int columnIndex) Get table name.
boolean	isAutoIncrement(int columnIndex) Is auto increment.
boolean	isNotNull(int columnIndex) Is not null.
boolean	isSigned(int columnIndex) Is signed.

Methods inherited from class java.lang.Object

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

Constructor Detail

JDBCQueryResultMetaData

public JDBCQueryResultMetaData()

Method Detail

getColumnCount

public int getColumnCount()
                   throws SQLException

Description copied from interface: QueryResultMetaData

Get column count.

Specified by:

getColumnCount in interface QueryResultMetaData

Returns:

column count

Throws:

SQLException - SQL exception

getTableName

public String getTableName(int columnIndex)
                    throws SQLException

Description copied from interface: QueryResultMetaData

Get table name.

Specified by:

getTableName in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

table name

Throws:

SQLException - SQL exception

getColumnName

public String getColumnName(int columnIndex)
                     throws SQLException

Description copied from interface: QueryResultMetaData

Get column name.

Specified by:

getColumnName in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

column name

Throws:

SQLException - SQL exception

getColumnLabel

public String getColumnLabel(int columnIndex)
                      throws SQLException

Description copied from interface: QueryResultMetaData

Get column label.

Specified by:

getColumnLabel in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

column label

Throws:

SQLException - SQL exception

getColumnType

public int getColumnType(int columnIndex)
                  throws SQLException

Description copied from interface: QueryResultMetaData

Get column type.

Specified by:

getColumnType in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

column type

Throws:

SQLException - SQL exception

getColumnTypeName

public String getColumnTypeName(int columnIndex)
                         throws SQLException

Description copied from interface: QueryResultMetaData

Get column type name.

Specified by:

getColumnTypeName in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

column type name

Throws:

SQLException - SQL exception

getColumnLength

public int getColumnLength(int columnIndex)
                    throws SQLException

Description copied from interface: QueryResultMetaData

Get column length.

Specified by:

getColumnLength in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

column length

Throws:

SQLException - SQL exception

getDecimals

public int getDecimals(int columnIndex)
                throws SQLException

Description copied from interface: QueryResultMetaData

Get decimals.

Specified by:

getDecimals in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

decimals

Throws:

SQLException - SQL exception

isSigned

public boolean isSigned(int columnIndex)
                 throws SQLException

Description copied from interface: QueryResultMetaData

Is signed.

Specified by:

isSigned in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

signed or not

Throws:

SQLException - SQL exception

isNotNull

public boolean isNotNull(int columnIndex)
                  throws SQLException

Description copied from interface: QueryResultMetaData

Is not null.

Specified by:

isNotNull in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

not null or null

Throws:

SQLException - SQL exception

isAutoIncrement

public boolean isAutoIncrement(int columnIndex)
                        throws SQLException

Description copied from interface: QueryResultMetaData

Is auto increment.

Specified by:

isAutoIncrement in interface QueryResultMetaData

Parameters:

columnIndex - column index

Returns:

auto increment or not

Throws:

SQLException - SQL exception