First commit

ping-report/res/ping-report-db.sql

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+CREATE TABLE HourlyReport(
+    ping_max FLOAT NOT NULL,
+    ping_min FLOAT NOT NULL,
+    ping_mean FLOAT NOT NULL,
+    nb_ping_high INT NOT NULL,
+    nb_ping_loss INT NOT NULL,
+    nb_ping_reached INT NOT NULL,
+    report_day DATE NOT NULL,
+    report_hour INT NOT NULL
+);
+
+CREATE VIEW DailyReport AS
+SELECT
+    H.report_day,
+    MAX(H.ping_max) AS daily_worst_ping,
+    MIN(H.ping_min) AS daily_best_ping,
+    AVG(H.ping_mean) AS daily_mean_ping,
+    SUM(H.nb_ping_high) AS daily_high_ping,
+    SUM(H.nb_ping_loss) AS daily_loss_ping,
+    SUM(H.nb_ping_reached) AS daily_reached_ping,
+    (
+        SELECT
+            SH.report_hour
+        FROM
+            HourlyReport SH
+        WHERE
+            SH.ping_mean = (
+                SELECT
+                    MIN(SSH.ping_mean)
+                FROM
+                    HourlyReport SSH
+                WHERE
+                    SSH.report_day = sh.report_day
+            )
+        AND
+            SH.report_day = H.report_day
+    ) daily_best_hour,
+    (
+        SELECT
+            SH.report_hour
+        FROM
+            HourlyReport SH
+        WHERE
+            SH.ping_mean = (
+                SELECT
+                    MAX(SSH.ping_mean)
+                FROM
+                    HourlyReport SSH
+                WHERE
+                    SSH.report_day = sh.report_day
+            )
+        AND
+            SH.report_day = H.report_day
+    ) daily_worst_hour
+FROM
+    HourlyReport H
+GROUP BY
+    report_day