docs: public TableMetadata insertMetadata(String tableName, String version){
  		TableMetadata result = new TableMetadata(this);
  		result.setId(new Long(tableName.hashCode()));
  		result.setName(tableName);
  		result.setVersion(version);
  		
  		try{
  			insertStatement.setLong(1, result.getId());
  			insertStatement.setString(2, result.getName());
  			insertStatement.setString(3, result.getVersion());
  			insertStatement.executeUpdate();
  		}catch(SQLException e){
  			throw new BackendException("Could not insert new metadata-entry: " + result, e);
  		}
  		
  		return result;
  		
  	}