init

sql/analysis.sql

@@ -0,0 +1,12 @@
+SELECT
+    total_count,
+    distinct_count,
+    total_count - distinct_count AS repeat_count
+FROM
+    (
+        SELECT
+            count(text) AS total_count,
+            count(DISTINCT text) AS distinct_count
+        FROM
+            `answer`
+    ) as tab