Create article-views-i.sql

kamyu104 · web-flow · commit 37b5d7e99941 · 2019-08-12T02:13:37.000+08:00
diff --git a/MySQL/article-views-i.sql b/MySQL/article-views-i.sql
@@ -0,0 +1,7 @@
+# Time:  O(nlogn)
+# Space: O(n)
+
+SELECT DISTINCT author_id AS id 
+FROM   views 
+WHERE  author_id = viewer_id 
+ORDER  BY id
