Main

steps/01_setup_snowflake.sql

@@ -33,7 +33,7 @@ CREATE OR REPLACE DATABASE HOL_DB;
 GRANT OWNERSHIP ON DATABASE HOL_DB TO ROLE HOL_ROLE;
 
 -- Warehouses
-CREATE OR REPLACE WAREHOUSE HOL_WH WAREHOUSE_SIZE = XSMALL, AUTO_SUSPEND = 300, AUTO_RESUME= TRUE;
+CREATE OR REPLACE WAREHOUSE HOL_WH WAREHOUSE_SIZE = XSMALL, AUTO_SUSPEND = 120, AUTO_RESUME= TRUE;
 GRANT OWNERSHIP ON WAREHOUSE HOL_WH TO ROLE HOL_ROLE;
 
 

steps/03_load_weather.sql

@@ -57,4 +57,6 @@ GRANT IMPORTED PRIVILEGES ON DATABASE FROSTBYTE_WEATHERSOURCE TO ROLE HOL_ROLE;
 
 
 -- Let's look at the data - same 3-part naming convention as any other table
-SELECT * FROM FROSTBYTE_WEATHERSOURCE.ONPOINT_ID.POSTAL_CODES LIMIT 100;
+--SELECT * FROM FROSTBYTE_WEATHERSOURCE.ONPOINT_ID.POSTAL_CODES LIMIT 100;
+SELECT COUNTRY, COUNT(1) FROM FROSTBYTE_WEATHERSOURCE.ONPOINT_ID.POSTAL_CODES
+GROUP BY 1;

steps/05_fahrenheit_to_celsius_udf/fahrenheit_to_celsius_udf/function.py

@@ -10,10 +10,10 @@
 # SNOWFLAKE ADVANTAGE: SnowCLI (PuPr)
 
 import sys
+from scipy.constants import convert_temperature
 
 def main(temp_f: float) -> float:
-    return (float(temp_f) - 32) * (5/9)
-
+    return convert_temperature(float(temp_f), 'F', 'C')
 
 # For local debugging
 # Be aware you may need to type-convert arguments if you add input parameters

steps/05_fahrenheit_to_celsius_udf/requirements.txt

@@ -1 +1,2 @@
 snowflake-snowpark-python
+scipy