org.apache.shardingsphere.infra.executor.sql.execute.result.query

Interface QueryResultMetaData

All Known Implementing Classes:

JDBCQueryResultMetaData, RawQueryResultMetaData

public interface QueryResultMetaData

Query result meta data.

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.

Method Detail

getColumnCount

int getColumnCount()
            throws SQLException

Get column count.

Returns:

column count

Throws:

SQLException - SQL exception

getTableName

String getTableName(int columnIndex)
             throws SQLException

Get table name.

Parameters:

columnIndex - column index

Returns:

table name

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

getColumnType

int getColumnType(int columnIndex)
           throws SQLException

Get column type.

Parameters:

columnIndex - column index

Returns:

column type

Throws:

SQLException - SQL exception

getColumnTypeName

String getColumnTypeName(int columnIndex)
                  throws SQLException

Get column type name.

Parameters:

columnIndex - column index

Returns:

column type name

Throws:

SQLException - SQL exception

getColumnLength

int getColumnLength(int columnIndex)
             throws SQLException

Get column length.

Parameters:

columnIndex - column index

Returns:

column length

Throws:

SQLException - SQL exception

getDecimals

int getDecimals(int columnIndex)
         throws SQLException

Get decimals.

Parameters:

columnIndex - column index

Returns:

decimals

Throws:

SQLException - SQL exception

isSigned

boolean isSigned(int columnIndex)
          throws SQLException

Is signed.

Parameters:

columnIndex - column index

Returns:

signed or not

Throws:

SQLException - SQL exception

isNotNull

boolean isNotNull(int columnIndex)
           throws SQLException

Is not null.

Parameters:

columnIndex - column index

Returns:

not null or null

Throws:

SQLException - SQL exception

isAutoIncrement

boolean isAutoIncrement(int columnIndex)
                 throws SQLException

Is auto increment.

Parameters:

columnIndex - column index

Returns:

auto increment or not

Throws:

SQLException - SQL exception