Create sqli_completed.py - added missing context code

sqli_completed.py

@@ -0,0 +1,47 @@
+import re
+import click
+from pyspark.sql import SparkSession, functions as f
+
+@click.command()
+@click.option('--target_db', default='curated')
+@click.option('--target_table', default='client_communication_preferences_journal')
+@click.option('--as_of', required=True)
+def main(target_db, target_table, as_of):
+    # Validate as_of parameter 
+    if not re.match(r'^\d{8}$', as_of):
+        raise ValueError("Invalid as_of format. Expected YYYYMMDD.")
+
+    # Initialize SparkSession
+    spark = SparkSession.builder \
+        .appName("DBWriteApp") \
+        .enableHiveSupport() \       # enable if you are writing to Hive or Spark SQL catalog
+        .getOrCreate()
+
+    qry = f"""
+        WITH blueshift_active_email_client_agg AS (
+            SELECT client_id, 
+                   MAX(last_opened_at) AS last_opened_at,
+                   MIN(first_opened_at) AS first_opened_at
+            FROM blueshift.campaign_activity_kpis
+            WHERE DATE(last_opened_at) <= TO_DATE('{as_of}', 'yyyyMMdd')
+               OR last_opened_at IS NULL
+               OR DATE(first_opened_at) <= TO_DATE('{as_of}', 'yyyyMMdd')
+            GROUP BY 1
+        )
+        -- more CTEs / query goes here
+        SELECT * FROM blueshift_active_email_client_agg
+    """
+
+    # Run the query
+    df = spark.sql(qry).withColumn('start_date', f.col('first_opened_at').cast('timestamp'))
+
+    # Prepare full table name
+    full_table_name = f"{target_db}.{target_table}"
+
+    # Save DataFrame to specified table (overwrite, append, etc. as appropriate)
+    df.write.mode('append').saveAsTable(full_table_name)
+
+    spark.stop()
+
+if __name__ == "__main__":
+    main()