org.apache.shardingsphere.underlying.executor

Interface QueryResult

public interface QueryResult

Query result form SQL.

Method Summary

Modifier and Type	Method and Description
Object	getCalendarValue(int columnIndex, Class<?> type, Calendar calendar) Get calendar value.
int	getColumnCount() Get column count.
String	getColumnLabel(int columnIndex) Get column label.
String	getColumnName(int columnIndex) Get column name.
InputStream	getInputStream(int columnIndex, String type) Get InputStream.
Object	getValue(int columnIndex, Class<?> type) Get data value.
boolean	next() iterate next data.
boolean	wasNull() Judge ResultSet is null or not.

Method Detail

next

boolean next()
      throws SQLException

iterate next data.

Returns:

has next data

Throws:

SQLException - SQL Exception

getValue

Object getValue(int columnIndex,
                Class<?> type)
         throws SQLException

Get data value.

Parameters:

columnIndex - column index

type - class type of data value

Returns:

data value

Throws:

SQLException - SQL Exception

getCalendarValue

Object getCalendarValue(int columnIndex,
                        Class<?> type,
                        Calendar calendar)
                 throws SQLException

Get calendar value.

Parameters:

columnIndex - column index

type - class type of data value

calendar - calendar

Returns:

calendar value

Throws:

SQLException - SQL Exception

getInputStream

InputStream getInputStream(int columnIndex,
                           String type)
                    throws SQLException

Get InputStream.

Parameters:

columnIndex - column index

type - class type of data value

Returns:

InputStream

Throws:

SQLException - SQL Exception

wasNull

boolean wasNull()
         throws SQLException

Judge ResultSet is null or not.

Returns:

ResultSet is null or not

Throws:

SQLException - SQL Exception

getColumnCount

int getColumnCount()
            throws SQLException

Get column count.

Returns:

column count

Throws:

SQLException - SQL Exception

getColumnName

String getColumnName(int columnIndex)
              throws SQLException

Get column name.

Parameters:

columnIndex - column index

Returns:

column name

Throws:

SQLException - SQL Exception

getColumnLabel

String getColumnLabel(int columnIndex)
               throws SQLException

Get column label.

Parameters:

columnIndex - column index

Returns:

column label

Throws:

SQLException - SQL Exception