Java Code Examples for java.sql.PreparedStatement#setFetchDirection()

The following examples show how to use java.sql.PreparedStatement#setFetchDirection() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: J2EEDataSourceTest.java    From gemfirexd-oss with Apache License 2.0 6 votes vote down vote up 
private PreparedStatement createFloatStatementForStateChecking(
    int[] parameterExpectedValues, int[] PreparedStatementExpectedValues,
    Connection conn, String sql) 
throws SQLException {
    PreparedStatement s = 
        internalCreateFloatStatementForStateChecking(conn, sql);
    s.setCursorName("StokeNewington");
    s.setFetchDirection(ResultSet.FETCH_REVERSE);
    s.setFetchSize(888);
    s.setMaxFieldSize(317);
    s.setMaxRows(91);

    // PreparedStatement Create        
    assertStatementState(
        parameterExpectedValues, PreparedStatementExpectedValues, s);
    return s;
}
Example 2
Source File: J2EEDataSourceTest.java    From gemfirexd-oss with Apache License 2.0 6 votes vote down vote up 
private PreparedStatement createFloatStatementForStateChecking(
    int[] parameterExpectedValues, int[] PreparedStatementExpectedValues,
    Connection conn, String sql) 
throws SQLException {
    PreparedStatement s = 
        internalCreateFloatStatementForStateChecking(conn, sql);
    s.setCursorName("StokeNewington");
    s.setFetchDirection(ResultSet.FETCH_REVERSE);
    s.setFetchSize(888);
    s.setMaxFieldSize(317);
    s.setMaxRows(91);

    // PreparedStatement Create        
    assertStatementState(
        parameterExpectedValues, PreparedStatementExpectedValues, s);
    return s;
}
Example 3
Source File: J2EEDataSourceTest.java    From spliceengine with GNU Affero General Public License v3.0 6 votes vote down vote up 
private PreparedStatement createFloatStatementForStateChecking(
        int[] parameterExpectedValues, int[] PreparedStatementExpectedValues,
        Connection conn, String sql)
        throws SQLException {
    PreparedStatement s =
            internalCreateFloatStatementForStateChecking(conn, sql);
    s.setCursorName("StokeNewington");
    s.setFetchDirection(ResultSet.FETCH_REVERSE);
    s.setFetchSize(888);
    s.setMaxFieldSize(317);
    s.setMaxRows(91);

    // PreparedStatement Create        
    assertStatementState(
            parameterExpectedValues, PreparedStatementExpectedValues, s);
    return s;
}
Example 4
Source File: SqlExecutorHelper.java    From stategen with GNU Affero General Public License v3.0 5 votes vote down vote up 
public static List<Map> queryForList(Connection conn,String sql,int limit) throws SQLException {
	PreparedStatement ps = conn.prepareStatement(sql.trim());
	ps.setMaxRows(limit);
	ps.setFetchDirection(ResultSet.FETCH_FORWARD);
	ResultSet rs = ps.executeQuery();
	try {
		List result =  toListMap(limit, rs);
		return result;
	}finally {
		DBHelper.close(rs);
	}
}
Example 5
Source File: Database.java    From hop with Apache License 2.0 4 votes vote down vote up 
public ResultSet openQuery( PreparedStatement ps, IRowMeta params, Object[] data )
  throws HopDatabaseException {
  ResultSet res;

  // Create a Statement
  try {
    log.snap( Metrics.METRIC_DATABASE_OPEN_QUERY_START, databaseMeta.getName() );

    log.snap( Metrics.METRIC_DATABASE_SQL_VALUES_START, databaseMeta.getName() );
    setValues( params, data, ps ); // set the parameters!
    log.snap( Metrics.METRIC_DATABASE_SQL_VALUES_STOP, databaseMeta.getName() );

    if ( canWeSetFetchSize( ps ) ) {
      int maxRows = ps.getMaxRows();
      int fs = Const.FETCH_SIZE <= maxRows ? maxRows : Const.FETCH_SIZE;
      // mysql have some restriction on fetch size assignment
      if ( databaseMeta.isMySqlVariant() ) {
        setMysqlFetchSize( ps, fs, maxRows );
      } else {
        // other databases seems not.
        ps.setFetchSize( fs );
      }

      ps.setFetchDirection( ResultSet.FETCH_FORWARD );
    }

    if ( rowlimit > 0 && databaseMeta.supportsSetMaxRows() ) {
      ps.setMaxRows( rowlimit );
    }

    log.snap( Metrics.METRIC_DATABASE_EXECUTE_SQL_START, databaseMeta.getName() );
    res = ps.executeQuery();
    log.snap( Metrics.METRIC_DATABASE_EXECUTE_SQL_STOP, databaseMeta.getName() );

    // MySQL Hack only. It seems too much for the cursor type of operation on
    // MySQL, to have another cursor opened
    // to get the length of a String field. So, on MySQL, we ignore the length
    // of Strings in result rows.
    //
    log.snap( Metrics.METRIC_DATABASE_GET_ROW_META_START, databaseMeta.getName() );
    rowMeta = getRowInfo( res.getMetaData(), databaseMeta.isMySqlVariant(), false );
    log.snap( Metrics.METRIC_DATABASE_GET_ROW_META_STOP, databaseMeta.getName() );
  } catch ( SQLException ex ) {
    throw new HopDatabaseException( "ERROR executing query", ex );
  } catch ( Exception e ) {
    throw new HopDatabaseException( "ERROR executing query", e );
  } finally {
    log.snap( Metrics.METRIC_DATABASE_OPEN_QUERY_STOP, databaseMeta.getName() );
  }

  return res;
}
Example 6
Source File: SwPreparedStatementTest.java    From skywalking with Apache License 2.0 4 votes vote down vote up 
@Test
public void testPreparedStatementConfig() throws SQLException {
    PreparedStatement preparedStatement = swConnection.prepareStatement("INSERT INTO test VALUES( ? , ?)", 1);
    preparedStatement.setInt(1, 1);
    preparedStatement.setString(2, "a");
    preparedStatement.getUpdateCount();
    preparedStatement.setFetchDirection(1);
    preparedStatement.getFetchDirection();
    preparedStatement.getResultSetConcurrency();
    preparedStatement.getResultSetType();
    preparedStatement.isClosed();
    preparedStatement.setPoolable(false);
    preparedStatement.isPoolable();
    preparedStatement.getWarnings();
    preparedStatement.clearWarnings();
    preparedStatement.setCursorName("test");
    preparedStatement.setMaxFieldSize(11);
    preparedStatement.getMaxFieldSize();
    preparedStatement.setMaxRows(10);
    preparedStatement.getMaxRows();
    preparedStatement.getParameterMetaData();
    preparedStatement.setEscapeProcessing(true);
    preparedStatement.setFetchSize(1);
    preparedStatement.getFetchSize();
    preparedStatement.setQueryTimeout(1);
    preparedStatement.getQueryTimeout();
    Connection connection = preparedStatement.getConnection();

    preparedStatement.execute();

    preparedStatement.getMoreResults();
    preparedStatement.getMoreResults(1);
    preparedStatement.getResultSetHoldability();
    preparedStatement.getMetaData();
    preparedStatement.getResultSet();

    preparedStatement.close();
    verify(mysqlPreparedStatement).getUpdateCount();
    verify(mysqlPreparedStatement).getMoreResults();
    verify(mysqlPreparedStatement).setFetchDirection(anyInt());
    verify(mysqlPreparedStatement).getFetchDirection();
    verify(mysqlPreparedStatement).getResultSetType();
    verify(mysqlPreparedStatement).isClosed();
    verify(mysqlPreparedStatement).setPoolable(anyBoolean());
    verify(mysqlPreparedStatement).getWarnings();
    verify(mysqlPreparedStatement).clearWarnings();
    verify(mysqlPreparedStatement).setCursorName(anyString());
    verify(mysqlPreparedStatement).setMaxFieldSize(anyInt());
    verify(mysqlPreparedStatement).getMaxFieldSize();
    verify(mysqlPreparedStatement).setMaxRows(anyInt());
    verify(mysqlPreparedStatement).getMaxRows();
    verify(mysqlPreparedStatement).setEscapeProcessing(anyBoolean());
    verify(mysqlPreparedStatement).getResultSetConcurrency();
    verify(mysqlPreparedStatement).getResultSetConcurrency();
    verify(mysqlPreparedStatement).getResultSetType();
    verify(mysqlPreparedStatement).getMetaData();
    verify(mysqlPreparedStatement).getParameterMetaData();
    verify(mysqlPreparedStatement).getMoreResults(anyInt());
    verify(mysqlPreparedStatement).setFetchSize(anyInt());
    verify(mysqlPreparedStatement).getFetchSize();
    verify(mysqlPreparedStatement).getQueryTimeout();
    verify(mysqlPreparedStatement).setQueryTimeout(anyInt());
    verify(mysqlPreparedStatement).getResultSet();
    assertThat(connection, CoreMatchers.<Connection>is(swConnection));
}
Example 7
Source File: Database.java    From pentaho-kettle with Apache License 2.0 4 votes vote down vote up 
public ResultSet openQuery( PreparedStatement ps, RowMetaInterface params, Object[] data )
  throws KettleDatabaseException {
  ResultSet res;

  // Create a Statement
  try {
    log.snap( Metrics.METRIC_DATABASE_OPEN_QUERY_START, databaseMeta.getName() );

    log.snap( Metrics.METRIC_DATABASE_SQL_VALUES_START, databaseMeta.getName() );
    setValues( params, data, ps ); // set the parameters!
    log.snap( Metrics.METRIC_DATABASE_SQL_VALUES_STOP, databaseMeta.getName() );

    if ( canWeSetFetchSize( ps ) ) {
      int maxRows = ps.getMaxRows();
      int fs = Const.FETCH_SIZE <= maxRows ? maxRows : Const.FETCH_SIZE;
      // mysql have some restriction on fetch size assignment
      if ( databaseMeta.isMySQLVariant() ) {
        setMysqlFetchSize( ps, fs, maxRows );
      } else {
        // other databases seems not.
        ps.setFetchSize( fs );
      }

      ps.setFetchDirection( ResultSet.FETCH_FORWARD );
    }

    if ( rowlimit > 0 && databaseMeta.supportsSetMaxRows() ) {
      ps.setMaxRows( rowlimit );
    }

    log.snap( Metrics.METRIC_DATABASE_EXECUTE_SQL_START, databaseMeta.getName() );
    res = ps.executeQuery();
    log.snap( Metrics.METRIC_DATABASE_EXECUTE_SQL_STOP, databaseMeta.getName() );

    // MySQL Hack only. It seems too much for the cursor type of operation on
    // MySQL, to have another cursor opened
    // to get the length of a String field. So, on MySQL, we ignore the length
    // of Strings in result rows.
    //
    log.snap( Metrics.METRIC_DATABASE_GET_ROW_META_START, databaseMeta.getName() );
    rowMeta = getRowInfo( res.getMetaData(), databaseMeta.isMySQLVariant(), false );
    log.snap( Metrics.METRIC_DATABASE_GET_ROW_META_STOP, databaseMeta.getName() );
  } catch ( SQLException ex ) {
    throw new KettleDatabaseException( "ERROR executing query", ex );
  } catch ( Exception e ) {
    throw new KettleDatabaseException( "ERROR executing query", e );
  } finally {
    log.snap( Metrics.METRIC_DATABASE_OPEN_QUERY_STOP, databaseMeta.getName() );
  }

  return res;
}