Init statement & sample id addition (#1304)

* Include sample_id in events_daily

* Add init query for events_daily

* Add sample_id to init

sql/org_mozilla_firefox_derived/events_daily_v1/init.sql

@@ -0,0 +1,39 @@
+CREATE TABLE
+  org_mozilla_firefox_derived.events_daily_v1
+PARTITION BY
+  submission_date
+CLUSTER BY
+  sample_id
+OPTIONS
+  (require_partition_filter = TRUE)
+AS
+SELECT
+  CAST(NULL AS date) AS submission_date,
+  CAST(NULL AS STRING) AS client_id,
+  CAST(NULL AS INT64) AS sample_id,
+  CAST(NULL AS STRING) AS events,
+  -- client info
+  CAST(NULL AS STRING) AS android_sdk_version,
+  CAST(NULL AS STRING) AS app_build,
+  CAST(NULL AS STRING) AS app_channel,
+  CAST(NULL AS STRING) AS app_display_version,
+  CAST(NULL AS STRING) AS architecture,
+  CAST(NULL AS STRING) AS device_manufacturer,
+  CAST(NULL AS STRING) AS device_model,
+  CAST(NULL AS STRING) AS first_run_date,
+  CAST(NULL AS STRING) AS telemetry_sdk_build,
+  CAST(NULL AS STRING) AS locale,
+  -- metadata
+  CAST(NULL AS STRING) AS city,
+  CAST(NULL AS STRING) AS country,
+  CAST(NULL AS STRING) AS subdivision1,
+  -- normalized fields
+  CAST(NULL AS STRING) AS channel,
+  CAST(NULL AS STRING) AS os,
+  CAST(NULL AS STRING) AS os_version,
+  -- ping info
+  CAST(NULL AS ARRAY<STRUCT<key STRING, value STRING>>) AS experiments
+FROM
+  org_mozilla_firefox.events
+WHERE
+  FALSE

sql/org_mozilla_firefox_derived/events_daily_v1/query.sql

@@ -6,6 +6,7 @@ WITH events AS (
     name AS event,
     extra AS event_properties,
     client_info.* EXCEPT (os, os_version),
+    sample_id,
     metadata.geo.city,
     metadata.geo.country,
     metadata.geo.subdivision1,
@@ -42,6 +43,7 @@ joined AS (
 SELECT
   submission_date,
   client_id,
+  sample_id,
   CONCAT(STRING_AGG(index, ',' ORDER BY timestamp ASC), ',') AS events,
   -- client info
   mozfun.stats.mode_last(ARRAY_AGG(android_sdk_version)) AS android_sdk_version,
@@ -68,4 +70,5 @@ FROM
   joined
 GROUP BY
   submission_date,
-  client_id
+  client_id,
+  sample_id