def __init__(self):
"Initialize the connection object."
self.__conn_ptr = NULL_PTR
self.__conn_status = TM_ERROR
self.__session_ptr = NULL_PTR
self.__session_status = TM_ERROR
self.__registered_notices = {}
self.__curr_notice_ptr = NULL_PTR
self.__host = com_line["-host"]
self.__port = com_line["-port"]
self.__server = com_line["-server"]
self.__db = com_line["-database"]
self.__usr = com_line["-user"]
self.__pswd = com_line["-password"]
self.__msg_flag = FALSE
self.__first_row = FALSE
self.__wait_to_drop = FALSE
self.__interactive = FALSE
self.__mi_conn = None
if mode["type"] == "d":
if self.__server == None:
if WIN32 == TRUE:
self.__server = registry_vals["DBMS"]
else:
self.__server = "NULL"
if self.__db == None:
if WIN32 == TRUE:
self.__db = registry_vals["Database"]
else:
self.__db = raw_input("Enter the default database name: ")
if self.__usr == None:
if WIN32 == TRUE:
self.__usr = registry_vals["Username"]
else:
self.__usr = raw_input("Enter the default user name: ")
if self.__pswd == None:
if WIN32 == TRUE:
self.__pswd = registry_vals["Password"]
else:
self.__pswd = raw_input("Enter the default password: "******"NULL"
if self.__port == None:
self.__port = 4000
if mode["driver_on"] == FALSE:
self.__mi_conn = mi.mi_connection()
import types
import whrandom
from time import *
from threading import *
import vl
import mi
# the random functions to get random integers and numbers between 0.0 and 1.0
rand = whrandom.random
randint = whrandom.randint
# shortcuts to execute TriggerMan and SQL commands, respectively
tl = vl.exectl
# Get an instance of the MI_CONNECTION class
conn = mi.mi_connection()
conn.open()
class dataset1:
"Contains fields which control the generation of the trees"
num_predicates=0
num_fields=0
max_num_fields=19
#datafield initialization strings
init_str = {}
s_insert_str = {}
#init_str[x][0] = predicate
#init_str[x][1] = true_initializer