Created
June 8, 2019 09:22
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#import snowflake connector module | |
import snowflake.connector | |
import sys | |
import os | |
from cryptography.hazmat.backends import default_backend | |
from cryptography.hazmat.primitives.asymmetric import rsa | |
from cryptography.hazmat.primitives.asymmetric import dsa | |
from cryptography.hazmat.primitives import serialization | |
# 確定輸入的參數是否給定正確 | |
# Sample: python create_warehouse.py <account> <user> <role> | |
if len(sys.argv) < 4 : | |
print("ERROR: Please pass the following command-line parameters in order:",end='\n') | |
print("account,user,role.") | |
sys.exit(-1) | |
else: | |
ACCOUNT = sys.argv[1] | |
USER = sys.argv[2] | |
ROLE = sys.argv[3] | |
with open("/Users/abehsu/Documents/Snowflake/Snowpipe_poc/rsa_key.p8", "rb") as key: | |
p_key = serialization.load_pem_private_key( | |
key.read(), | |
password = os.environ['PRIVATE_KEY_PASSPHRASE'].encode(), | |
backend=default_backend() | |
) | |
pkb = p_key.private_bytes( | |
encoding=serialization.Encoding.DER, | |
format=serialization.PrivateFormat.PKCS8, | |
encryption_algorithm=serialization.NoEncryption() | |
) | |
con = snowflake.connector.connect( | |
account=ACCOUNT, | |
user=USER, | |
role=ROLE, | |
private_key=pkb | |
) | |
results = con.cursor().execute("select current_warehouse(), current_database(), current_schema();") | |
for result in results: | |
print("current_warehouse","current_database","current_schema") | |
print(result[0],result[1],result[2]) | |
#Create Warehouse, Schema, Database | |
# #Error msg:snowflake.connector.errors.ProgrammingError: 090105 (22000): Cannot perform CREATE SCHEMA. This session does not have a current database. Call 'USE DATABASE', or use a qualified name. | |
# con.cursor().execute(""" | |
# CREATE TRANSIENT SCHEMA IF NOT EXISTS testschema_mg; | |
# """) | |
# #Error msg:snowflake.connector.errors.ProgrammingError: 000006 (0A000): Multiple SQL statements in a single API call are not supported; use one API call per statement instead. | |
# con.cursor().execute(""" | |
# USE DATABASE testdb_mg; | |
# CREATE TRANSIENT SCHEMA IF NOT EXISTS testschema_mg; | |
# """) | |
con.cursor().execute(""" | |
USE DATABASE testdb_mg; | |
""") | |
con.cursor().execute(""" | |
CREATE TRANSIENT SCHEMA IF NOT EXISTS testschema_mg; | |
""") | |
results = con.cursor().execute("select current_warehouse(), current_database(), current_schema();") | |
for result in results: | |
print("current_warehouse","current_database","current_schema") | |
print(result[0],result[1],result[2]) | |
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