return the next lazy results concode_field_sep Iterator<LinkedList<SchemaTableTree>> emitLeftJoinResultsIterator concode_elem_sep boolean lazy concode_elem_sep LinkedList<SchemaTableTree> emitCurrentLeftJoinResult concode_elem_sep Iterator<List<Emit<SqlgElement>>> allElements concode_elem_sep Iterator<SchemaTableTree> rootSchemaTableTreeIterator concode_elem_sep Iterator<LinkedList<SchemaTableTree>> distinctQueriesIterator concode_elem_sep Triple<ResultSet,ResultSetMetaData,PreparedStatement> queryResult concode_elem_sep Map<String,Integer> lastElementIdCountMap concode_elem_sep LinkedList<SchemaTableTree> currentDistinctQueryStack concode_elem_sep List<Emit<SqlgElement>> elements concode_elem_sep List<LinkedList<SchemaTableTree>> subQueryStacks concode_elem_sep RecordId recordId concode_elem_sep boolean first concode_elem_sep SqlgGraph sqlgGraph concode_elem_sep SchemaTableTree currentRootSchemaTableTree concode_elem_sep Iterator<Pair<LinkedList<SchemaTableTree>,Set<SchemaTableTree>>> optionalLeftJoinResultsIterator concode_elem_sep Pair<LinkedList<SchemaTableTree>,Set<SchemaTableTree>> optionalCurrentLeftJoinResult concode_elem_sep QUERY queryState concode_elem_sep Set<SchemaTableTree> rootSchemaTableTrees concode_field_sep E next concode_elem_sep void closePreparedStatement concode_elem_sep void iterateRegularQueries concode_elem_sep void executeRegularQuery concode_elem_sep void executeOptionalQuery concode_elem_sep boolean hasNextLazy concode_elem_sep boolean hasNext concode_elem_sep void executeEmitQuery concode_elem_sep void iterateOptionalQueries concode_elem_sep void iterateEmitQueries
E function ( ) { List < Emit < SqlgElement >> loc0 = this . elements ; this . elements = null ; return ( E ) loc0 ; }