# java.sql.ResultSet
java.sql.ResultSet是执行结果集接口，具体信息如[表1]所示。
 表1对java.sql.ResultSet的支持情况 
| 方法名                                                                  | 返回值类型             | 支持JDBC4 |
|:---|:---|:---|
| absolute(int row)                                                    | BOOLEAN           | Yes     |
| afterLast()                                                          | VOID              | Yes     |
| beforeFirst()                                                        | VOID              | Yes     |
| cancelRowUpdates()                                                   | VOID              | Yes     |
| clearWarnings()                                                      | VOID              | Yes     |
| close()                                                              | VOID              | Yes     |
| deleteRow()                                                          | VOID              | Yes     |
| findColumn(String columnLabel)                                       | INT               | Yes     |
| first()                                                              | BOOLEAN           | Yes     |
| getArray(int columnIndex)                                            | ARRAY             | Yes     |
| getArray(String columnLabel)                                         | ARRAY             | Yes     |
| getAsciiStream(int columnIndex)                                      | INPUTSTREAM       | Yes     |
| getAsciiStream(String columnLabel)                                   | INPUTSTREAM       | Yes     |
| getBigDecimal(int columnIndex)                                       | BIGDECIMAL        | Yes     |
| getBigDecimal(String columnLabel)                                    | BIGDECIMAL        | Yes     |
| getBinaryStream(int columnIndex)                                     | INPUTSTREAM       | Yes     |
| getBinaryStream(String columnLabel)                                  | INPUTSTREAM       | Yes     |
| getBlob(int columnIndex)                                             | BLOB              | Yes     |
| getBlob(String columnLabel)                                          | BLOB              | Yes     |
| getBoolean(int columnIndex)                                          | BOOLEAN           | Yes     |
| getBoolean(String columnLabel)                                       | BOOLEAN           | Yes     |
| getByte(int columnIndex)                                             | BYTE              | Yes     |
| getByte(String columnLabel)                                          | BYTE              | Yes     |
| getBytes(int columnIndex)                                            | BYTE\[\]          | Yes     |
| getBytes(String columnLabel)                                         | BYTE\[\]          | Yes     |
| getCharacterStream(int columnIndex)                                  | READER            | Yes     |
| getCharacterStream(String columnLabel)                               | READER            | Yes     |
| getClob(int columnIndex)                                             | CLOB              | Yes     |
| getClob(String columnLabel)                                          | CLOB              | Yes     |
| getConcurrency()                                                     | INT               | Yes     |
| getCursorName()                                                      | STRING            | Yes     |
| getDate(int columnIndex)                                             | DATE              | Yes     |
| getDate(int columnIndex, Calendar cal)                               | DATE              | Yes     |
| getDate(String columnLabel)                                          | DATE              | Yes     |
| getDate(String columnLabel, Calendar cal)                            | DATE              | Yes     |
| getDouble(int columnIndex)                                           | DOUBLE            | Yes     |
| getDouble(String columnLabel)                                        | DOUBLE            | Yes     |
| getFetchDirection()                                                  | INT               | Yes     |
| getFetchSize()                                                       | INT               | Yes     |
| getFloat(int columnIndex)                                            | FLOAT             | Yes     |
| getFloat(String columnLabel)                                         | FLOAT             | Yes     |
| getInt(int columnIndex)                                              | INT               | Yes     |
| getInt(String columnLabel)                                           | INT               | Yes     |
| getLong(int columnIndex)                                             | LONG              | Yes     |
| getLong(String columnLabel)                                          | LONG              | Yes     |
| getMetaData()                                                        | RESULTSETMETADATA | Yes     |
| getNString(int columnIndex)                                          | STRING            | Yes     |
| getNString(String columnLabel)                                       | STRING            | Yes     |
| getObject(int columnIndex)                                           | OBJECT            | Yes     |
| getObject(int columnIndex, Class\<T\> type)                          | \<T\> T           | Yes     |
| getObject(int columnIndex, Map\<String,Class\<?\>\> map)             | OBJECT            | Yes     |
| getObject(String columnLabel)                                        | OBJECT            | Yes     |
| getObject(String columnLabel, Class\<T\> type)                       | \<T\> T           | Yes     |
| getObject(String columnLabel, Map\<String,Class\<?\>\> map)          | OBJECT            | Yes     |
| getRow()                                                             | INT               | Yes     |
| getShort(int columnIndex)                                            | SHORT             | Yes     |
| getShort(String columnLabel)                                         | SHORT             | Yes     |
| getSQLXML(int columnIndex)                                           | SQLXML            | Yes     |
| getSQLXML(String columnLabel)                                        | SQLXML            | Yes     |
| getStatement()                                                       | STATEMENT         | Yes     |
| getString(int columnIndex)                                           | STRING            | Yes     |
| getString(String columnLabel)                                        | STRING            | Yes     |
| getTime(int columnIndex)                                             | TIME              | Yes     |
| getTime(int columnIndex, Calendar cal)                               | TIME              | Yes     |
| getTime(String columnLabel)                                          | TIME              | Yes     |
| getTime(String columnLabel, Calendar cal)                            | TIME              | Yes     |
| getTimestamp(int columnIndex)                                        | TIMESTAMP         | Yes     |
| getTimestamp(int columnIndex, Calendar cal)                          | TIMESTAMP         | Yes     |
| getTimestamp(String columnLabel)                                     | TIMESTAMP         | Yes     |
| getTimestamp(String columnLabel, Calendar cal)                       | TIMESTAMP         | Yes     |
| getType()                                                            | INT               | Yes     |
| getWarnings()                                                        | SQLWARNING        | Yes     |
| insertRow()                                                          | VOID              | No      |
| isAfterLast()                                                        | BOOLEAN           | Yes     |
| isBeforeFirst()                                                      | BOOLEAN           | Yes     |
| isClosed()                                                           | BOOLEAN           | Yes     |
| isFirst()                                                            | BOOLEAN           | Yes     |
| isLast()                                                             | BOOLEAN           | Yes     |
| last()                                                               | BOOLEAN           | Yes     |
| moveToCurrentRow()                                                   | VOID              | Yes     |
| moveToInsertRow()                                                    | VOID              | Yes     |
| next()                                                               | BOOLEAN           | Yes     |
| previous()                                                           | BOOLEAN           | Yes     |
| refreshRow()                                                         | VOID              | Yes     |
| relative(int rows)                                                   | BOOLEAN           | Yes     |
| rowDeleted()                                                         | BOOLEAN           | Yes     |
| rowInserted()                                                        | BOOLEAN           | Yes     |
| rowUpdated()                                                         | BOOLEAN           | Yes     |
| setFetchDirection(int direction)                                     | VOID              | Yes     |
| setFetchSize(int rows)                                               | VOID              | Yes     |
| updateArray(int columnIndex, Array x)                                | VOID              | Yes     |
| updateArray(String columnLabel, Array x)                             | VOID              | Yes     |
| updateAsciiStream(int columnIndex, InputStream x, int length)        | VOID              | Yes     |
| updateAsciiStream(String columnLabel, InputStream x, int length)     | VOID              | Yes     |
| updateBigDecimal(int columnIndex, BigDecimal x)                      | VOID              | Yes     |
| updateBigDecimal(String columnLabel, BigDecimal x)                   | VOID              | Yes     |
| updateBinaryStream(int columnIndex, InputStream x, int length)       | VOID              | Yes     |
| updateBinaryStream(String columnLabel, InputStream x, int length)    | VOID              | Yes     |
| updateBoolean(int columnIndex, boolean x)                            | VOID              | Yes     |
| updateBoolean(String columnLabel, boolean x)                         | VOID              | Yes     |
| updateByte(int columnIndex, byte x)                                  | VOID              | Yes     |
| updateByte(String columnLabel, byte x)                               | VOID              | Yes     |
| updateBytes(int columnIndex, byte\[\] x)                             | VOID              | Yes     |
| updateBytes(String columnLabel, byte\[\] x)                          | VOID              | Yes     |
| updateCharacterStream(int columnIndex, Reader x, int length)         | VOID              | Yes     |
| updateCharacterStream(String columnLabel, Reader reader, int length) | VOID              | Yes     |
| updateDate(int columnIndex, Date x)                                  | VOID              | Yes     |
| updateDate(String columnLabel, Date x)                               | VOID              | Yes     |
| updateDouble(int columnIndex, double x)                              | VOID              | Yes     |
| updateDouble(String columnLabel, double x)                           | VOID              | Yes     |
| updateFloat(int columnIndex, float x)                                | VOID              | Yes     |
| updateFloat(String columnLabel, float x)                             | VOID              | Yes     |
| updateInt(int columnIndex, int x)                                    | VOID              | Yes     |
| updateInt(String columnLabel, int x)                                 | VOID              | Yes     |
| updateLong(int columnIndex, long x)                                  | VOID              | Yes     |
| updateLong(String columnLabel, long x)                               | VOID              | Yes     |
| updateNull(int columnIndex)                                          | VOID              | Yes     |
| updateNull(String columnLabel)                                       | VOID              | Yes     |
| updateObject(int columnIndex, Object x)                              | VOID              | Yes     |
| updateObject(int columnIndex, Object x, int scaleOrLength)           | VOID              | Yes     |
| updateObject(String columnLabel, Object x)                           | VOID              | Yes     |
| updateObject(String columnLabel, Object x, int scaleOrLength)        | VOID              | Yes     |
| updateRow()                                                          | VOID              | No      |
| updateShort(int columnIndex, short x)                                | VOID              | Yes     |
| updateShort(String columnLabel, short x)                             | VOID              | Yes     |
| updateSQLXML(int columnIndex, SQLXML xmlObject)                      | VOID              | Yes     |
| updateSQLXML(String columnLabel, SQLXML xmlObject)                   | VOID              | Yes     |
| updateString(int columnIndex, String x)                              | VOID              | Yes     |
| updateString(String columnLabel, String x)                           | VOID              | Yes     |
| updateTime(int columnIndex, Time x)                                  | VOID              | Yes     |
| updateTime(String columnLabel, Time x)                               | VOID              | Yes     |
| updateTimestamp(int columnIndex, Timestamp x)                        | VOID              | Yes     |
| updateTimestamp(String columnLabel, Timestamp x)                     | VOID              | Yes     |
| wasNull()                                                            | BOOLEAN           | Yes     |