feat: add prs size history endpoint

configs/public_api/http_endpoints/config.json

@@ -1,9 +1,9 @@
 [
   {
-    "name": "/repos/pull_requests/open_to_mer_copy",
+    "name": "/repos/pull_requests/history/siz",
     "description": "",
     "method": "GET",
-    "endpoint": "/repos/pull_requests/open_to_merge_dump_uyQXjT",
+    "endpoint": "/repos/pull_requests/history/size",
     "data_source": {
       "cluster_id": 1379661944642684098
     },
@@ -46,7 +46,7 @@
     },
     "tag": "Default",
     "batch_operation": 0,
-    "sql_file": "sql/GET-repos-pull_requests-open_to_merge_dump_uyQXjT.sql",
+    "sql_file": "sql/GET-repos-pull_requests-history-size.sql",
     "type": "sql_endpoint",
     "return_type": "json"
   },

configs/public_api/http_endpoints/sql/GET-repos-pull_requests-history-size.sql

@@ -0,0 +1,33 @@
+USE gharchive_dev;
+
+SELECT
+  t_month AS event_month, xs, s, m, l, xl, xxl, all_size
+FROM (
+    SELECT
+        t_month,
+        SUM(CASE WHEN (additions + deletions) < 10 THEN 1 ELSE 0 END) OVER(PARTITION BY t_month) AS xs,
+        SUM(CASE WHEN (additions + deletions) >= 10 AND (additions + deletions) < 30 THEN 1 ELSE 0 END) OVER(PARTITION BY t_month) AS s,
+        SUM(CASE WHEN (additions + deletions) >= 30 AND (additions + deletions) < 100 THEN 1 ELSE 0 END) OVER(PARTITION BY t_month) AS m,
+        SUM(CASE WHEN (additions + deletions) >= 100 AND (additions + deletions) < 500 THEN 1 ELSE 0 END) OVER(PARTITION BY t_month) AS l,
+        SUM(CASE WHEN (additions + deletions) >= 500 AND (additions + deletions) < 1000 THEN 1 ELSE 0 END) OVER(PARTITION BY t_month) AS xl,
+        SUM(CASE WHEN (additions + deletions) >= 1000 THEN 1 ELSE 0 END) OVER (PARTITION BY t_month) AS xxl,
+        COUNT(*) OVER (PARTITION BY t_month) AS all_size,
+        ROW_NUMBER() OVER (PARTITION BY t_month) AS row_num
+    FROM (
+        SELECT
+            DATE_FORMAT(created_at, '%Y-%m-01') as t_month,
+            additions,
+            deletions
+        FROM
+            github_events
+        WHERE
+            type = 'PullRequestEvent'
+            AND repo_id = (SELECT repo_id FROM github_repos WHERE repo_name = CONCAT(${owner}, '/', ${repo}) LIMIT 1)
+            AND action = 'opened'
+            AND created_at >= ${from}
+            AND created_at <= ${to}
+    ) sub
+) sub
+WHERE row_num = 1
+ORDER BY t_month
+;