public DBSink(PyConnection connection, Class dataHandler, String tableName, PyObject exclude, PyObject bindings, int batchsize) {
super(connection, dataHandler, tableName);
this.sql = Py.None;
this.rows = new PyList();
this.bindings = bindings;
this.batchsize = batchsize;
this.exclude = new HashSet();
this.indexedBindings = new PyDictionary();