def __init__(self,
username="******",
password="******",
hostname="localhost",
port=50000,
database="demo",
autocommit=False,
user=None,
host=None):
""" Set up a connection to a MonetDB SQL database.
username -- username for connection (default: monetdb)
password -- password for connection (default: monetdb)
hostname -- hostname to connect to (default: localhost)
port -- port to connect to (default: 50000)
database -- name of the database (default: demo)
autocommit -- enable/disable auto commit (default: False)
"""
if user is not None:
username = user
if host is not None:
hostname = host
self.mapi = mapi.Connection()
self.mapi.connect(hostname=hostname,
port=int(port),
username=username,
password=password,
database=database,
language="sql")
self.set_autocommit(autocommit)
self.set_sizeheader(True)
self.set_replysize(100)
def __init__(self,
hostname=None,
port=50000,
passphrase=None,
unix_socket=None):
if not unix_socket:
unix_socket = "/tmp/.s.merovingian.%i" % port
if platform.system() == "Windows" and not hostname:
hostname = "localhost"
self.server = mapi.Connection()
self.hostname = hostname
self.port = port
self.passphrase = passphrase
self.unix_socket = unix_socket
# check connection
self.server.connect(hostname=hostname,
port=port,
username='******',
password=passphrase,
database='merovingian',
language='control',
unix_socket=unix_socket)
self.server.disconnect()
def __init__(self, database, hostname=None, port=50000, username="******",
password="******", unix_socket=None, autocommit=False,
host=None, user=None):
""" Set up a connection to a MonetDB SQL database.
database -- name of the database
hostname -- Hostname where monetDB is running
port -- port to connect to (default: 50000)
username -- username for connection (default: "monetdb")
password -- password for connection (default: "monetdb")
unix_socket -- socket to connect to. used when hostname not set
(default: "/tmp/.s.monetdb.50000")
autocommit -- enable/disable auto commit (default: False)
"""
# The DB API spec is not specific about this
if host:
hostname = host
if user:
username = user
if platform.system() == "Windows" and not hostname:
hostname = "localhost"
self.mapi = mapi.Connection()
self.mapi.connect(hostname=hostname, port=int(port), username=username,
password=password, database=database, language="sql",
unix_socket=unix_socket)
self.set_autocommit(autocommit)
self.set_sizeheader(True)
self.set_replysize(100)
def __init__(self, hostname, port, passphrase):
self.server = mapi.Connection()
self.hostname = hostname
self.port = port
self.passphrase = passphrase
# check connection
self.server.connect(hostname, port, 'monetdb', passphrase,
'merovingian', 'control')
self.server.disconnect()
COMMIT;
"""
doesnotwork = """-- some comment
START TRANSACTION;
CREATE TABLE b(i integer);
COPY 1 RECORDS INTO b FROM STDIN USING DELIMITERS ',','\\n','"';
42
CREATE TABLE c(i integer);
COPY 2 RECORDS INTO c FROM STDIN USING DELIMITERS ',','\\n','"';
42
84
COMMIT;
"""
cn = mapi.Connection()
open(cn)
print(cn.cmd('s' + works + ';\n'))
cn.disconnect()
open(cn)
print(cn.cmd('s' + doesnotwork + ';\n'))
cn.disconnect()
# this should show a-e, but only shows a
open(cn)
print(cn.cmd('sSELECT name FROM tables WHERE system=0;\n'))
print(cn.cmd('sDROP TABLE a;\n'))
cn.disconnect()
