def connect(self):
"""
Connect to a HDB instance
"""
self.connection = pyhdb.Connection(
host=self.host,
port=self.port,
user=self.user,
password=self.password,
timeout=TIMEOUT_HANA,
)
self.connection.connect()
self.cursor = self.connection.cursor()
def __init__(self):
hana_user = os.environ.get('HANA_USER')
hana_pwd = os.environ.get('HANA_PWD')
if not hana_pwd and not hana_user:
raise EnvironmentError(
'Please provide user and password as environment variables (HANA_USER, HANA_PWD)!'
)
try:
self.connection = pyhdb.Connection(
host="side.eaalab.hpi.uni-potsdam.de",
port=30015,
user=hana_user,
password=hana_pwd,
autocommit=True,
timeout=None)
self.connection.connect()
self.cursor = self.connection.cursor()
self.cursor.execute('SET SCHEMA {}'.format(SCHEMA))
except socket.gaierror as e:
logging.error('Database instance is not available!')
raise e