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#------------------------------------------------------------------------------
# bind_sdo.py (Section 4.4)
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# Copyright 2017, 2018, Oracle and/or its affiliates. All rights reserved.
#------------------------------------------------------------------------------
from __future__ import print_function
import cx_Oracle
import db_config
con = cx_Oracle.connect(db_config.user, db_config.pw, db_config.dsn)
cur = con.cursor()
# Create table
cur.execute("""begin
                  execute immediate 'drop table testgeometry';
                  exception when others then
                    if sqlcode <> -942 then
                      raise;
                    end if;
               end;""")
cur.execute("""create table testgeometry (
               id number(9) not null,
               geometry MDSYS.SDO_GEOMETRY not null)""")
# Create and populate Oracle objects
typeObj = con.gettype("MDSYS.SDO_GEOMETRY")
elementInfoTypeObj = con.gettype("MDSYS.SDO_ELEM_INFO_ARRAY")
ordinateTypeObj = con.gettype("MDSYS.SDO_ORDINATE_ARRAY")
obj = typeObj.newobject()
obj.SDO_GTYPE = 2003
obj.SDO_ELEM_INFO = elementInfoTypeObj.newobject()
obj.SDO_ELEM_INFO.extend([1, 1003, 3])
obj.SDO_ORDINATES = ordinateTypeObj.newobject()
obj.SDO_ORDINATES.extend([1, 1, 5, 7])
print("Created object", obj)
# Add a new row
print("Adding row to table...")
cur.execute("insert into testgeometry values (1, :obj)", obj = obj)
print("Row added!")
# Query the row
print("Querying row just inserted...")
cur.execute("select id, geometry from testgeometry");
for row in cur:
    print(row)

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