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#------------------------------------------------------------------------------
# Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved.
# Portions Copyright 2007-2015, Anthony Tuininga. All rights reserved.
# Portions Copyright 2001-2007, Computronix (Canada) Ltd., Edmonton, Alberta,
# Canada. All rights reserved.
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# ImplicitResults.py
#   This script demonstrates the use of the 12.1 feature that allows PL/SQL
# procedures to return result sets implicitly, without having to explicitly
# define them.
# This script requires cx_Oracle 5.3 and higher.
#------------------------------------------------------------------------------
from __future__ import print_function
import cx_Oracle
import SampleEnv
connection = cx_Oracle.connect(SampleEnv.GetMainConnectString())
cursor = connection.cursor()
# use PL/SQL block to return two cursors
cursor.execute("""
        declare
            c1 sys_refcursor;
            c2 sys_refcursor;
        begin
            open c1 for
            select * from TestNumbers;
            dbms_sql.return_result(c1);
            open c2 for
            select * from TestStrings;
            dbms_sql.return_result(c2);
        end;""")
# display results
for ix, resultSet in enumerate(cursor.getimplicitresults()):
    print("Result Set #" + str(ix + 1))
    for row in resultSet:
        print(row)
    print()

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