create or replace procedure pro_test_args(a in integer,b in integer, c out integer) is
begin
c:= a * b ;
end pro_test_args;
import cx_Oracle
import os
import sys
# 连接数据库
#conn = cx_Oracle.connect('username/password@host:port/service_name')
# 以下全局数据库变量
os.environ["ORACLE_HOME"] = '/app/oracle/product/12.2.0/db_home'
os.environ["LD_LIBRARY_PATH"] = '/app/oracle/product/12.2.0/db_home'
db = cx_Oracle.connect('scott', 'Tiger', '127.0.0.1:1521/orcl')
# 创建游标
cursor = db.cursor()
# 准备调用存储过程的参数
param1 = 3
param2 = 4
out_param = 0
# 调用存储过程
result = cursor.callproc('pro_test_args', [param1, param2, out_param])
# 关闭游标和数据库连接
cursor.close()
db.close()
# 输出返回参数的值
print(result)
print(result[2])
print(out_param)
执行结果:
[3, 4, 12]
12
0