QueryResultMetaData { public String getColumnName(final int columnIndex) throws SQLException { return resultSetMetaData.getColumnName(columnIndex); } QueryResultMetaData(final ResultSetMetaData resultSetMetaData, final ShardingRule shardingRule);  QueryResultMetaData(final ResultSetMetaData resultSetMetaData, final EncryptRule encryptRule);  QueryResultMetaData(final ResultSetMetaData resultSetMetaData); int getColumnCount(); String getColumnLabel(final int columnIndex); String getColumnName(final int columnIndex); Integer getColumnIndex(final String columnLabel); boolean isCaseSensitive(final int columnIndex); Optional<ShardingEncryptor> getShardingEncryptor(final int columnIndex);  }
@Test public void assertGetColumnName() throws SQLException { assertThat(queryResultMetaData.getColumnName(1), is("column")); }