4 files changed, 56 insertions(+), 0 deletions(-)

A deploy/cdr_with_charge_faster.sql
A revert/cdr_with_charge_faster.sql
M sqitch.plan
A verify/cdr_with_charge_faster.sql

@@ 0,0 1,24 @@
+-- Deploy jmp:cdr_with_charge_faster to pg
+-- requires: cdr_with_charge
+
+BEGIN;
+
+DROP VIEW cdr_with_charge;
+
+CREATE VIEW cdr_with_charge AS
+	SELECT DISTINCT ON (cdr_id, customer_id)
+		cdr.*,
+		rate,
+		(CASE WHEN cdr.disposition = 'VOICEMAIL' THEN 0
+		ELSE rate * ceiling(billsec / 60.0) END) AS charge
+	FROM
+		cdr
+		INNER JOIN customer_plans USING (customer_id)
+		LEFT JOIN call_rates ON
+			cdr.direction = call_rates.direction AND
+			customer_plans.plan_name = call_rates.plan_name AND
+			cdr.tel LIKE call_rates.prefix || '%'
+	ORDER BY cdr_id, customer_id, prefix DESC;
+
+
+COMMIT;

@@ 0,0 1,22 @@
+-- Revert jmp:cdr_with_charge_faster from pg
+
+BEGIN;
+
+DROP VIEW cdr_with_charge;
+
+CREATE VIEW cdr_with_charge AS
+	SELECT DISTINCT ON (cdr_id)
+		cdr.*,
+		rate,
+		(CASE WHEN cdr.disposition = 'VOICEMAIL' THEN 0
+		ELSE rate * ceiling(billsec / 60.0) END) AS charge
+	FROM
+		cdr
+		INNER JOIN customer_plans USING (customer_id)
+		LEFT JOIN call_rates ON
+			cdr.direction = call_rates.direction AND
+			customer_plans.plan_name = call_rates.plan_name AND
+			cdr.tel LIKE call_rates.prefix || '%'
+	ORDER BY cdr_id, prefix DESC;
+
+COMMIT;

@@ 23,3 23,6 @@ cdr_charge [customer_plans plans cdr_with_charge] 2021-11-17T18:09:49Z Stephen P
 insert_charge_for_cdr [cdr_charge cdr_with_charge transactions] 2021-11-23T14:41:15Z Stephen Paul Weber,,, <singpolyma@singpolyma-beefy> # Trigger to insert a transaction for the charge for this CDR
 notify_low_balance [transactions balances] 2021-12-22T00:36:03Z Stephen Paul Weber,,, <singpolyma@singpolyma-beefy> # NOTIFY when balance dips low
 @2022039 2022-02-08T15:35:37Z Stephen Paul Weber,,, <singpolyma@singpolyma-beefy> # Call limits and billing rollout
+
+cdr_with_charge_faster [cdr_with_charge] 2022-02-08T17:12:16Z Stephen Paul Weber,,, <singpolyma@singpolyma-beefy> # Allow Postgres to push down WHERE over customer_id
+@2022039.1 2022-02-08T17:16:11Z Stephen Paul Weber,,, <singpolyma@singpolyma-beefy> # Fix for cdr_with_charge performance

@@ 0,0 1,7 @@
+-- Verify jmp:cdr_with_charge_faster on pg
+
+BEGIN;
+
+-- Check verify/cdr_with_charge.sql
+
+ROLLBACK;