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#------------------------------------------------------------------------------
# query_scroll.py (Section 3.4)
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# Copyright (c) 2017, 2021, Oracle and/or its affiliates. All rights reserved.
#------------------------------------------------------------------------------
import cx_Oracle
import db_config
con = cx_Oracle.connect(db_config.user, db_config.pw, db_config.dsn)
cur = con.cursor(scrollable = True)
cur.execute("select * from dept order by deptno")
cur.scroll(2, mode = "absolute") # go to second row
print(cur.fetchone())
cur.scroll(-1) # go back one row
print(cur.fetchone())
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