protect mmbxs mat view from NULLs

git-svn-id: svn://svn.open-ils.org/ILS/branches/rel_1_6_0@15664 dcc99617-32d9-48b4-a31d-7c20da2025e4

diff --git a/Open-ILS/src/sql/Pg/080.schema.money.sql b/Open-ILS/src/sql/Pg/080.schema.money.sql
index 5b46f9c..23befb4 100644 (file)
--- a/Open-ILS/src/sql/Pg/080.schema.money.sql
+++ b/Open-ILS/src/sql/Pg/080.schema.money.sql
@@ -213,15 +213,15 @@ CREATE OR REPLACE VIEW money.billable_xact_summary AS
                xact.usr,
                xact.xact_start,
                xact.xact_finish,
-               credit.amount AS total_paid,
+               COALESCE(credit.amount, 0.0::numeric) AS total_paid,
                credit.payment_ts AS last_payment_ts,
                credit.note AS last_payment_note,
                credit.payment_type AS last_payment_type,
-               debit.amount AS total_owed,
+               COALESCE(debit.amount, 0.0::numeric) AS total_owed,
                debit.billing_ts AS last_billing_ts,
                debit.note AS last_billing_note,
                debit.billing_type AS last_billing_type,
-               COALESCE(debit.amount, 0::numeric) - COALESCE(credit.amount, 0::numeric) AS balance_owed,
+               COALESCE(debit.amount, 0.0::numeric) - COALESCE(credit.amount, 0.0::numeric) AS balance_owed,
                p.relname AS xact_type
          FROM  money.billable_xact xact
                JOIN pg_class p ON xact.tableoid = p.oid
@@ -294,7 +294,7 @@ CREATE OR REPLACE FUNCTION money.materialized_summary_billing_add () RETURNS TRI
 BEGIN
        IF NOT NEW.voided THEN
                UPDATE  money.materialized_billable_xact_summary
-                 SET   total_owed = total_owed + NEW.amount,
+                 SET   total_owed = COALESCE(total_owed, 0.0::numeric) + NEW.amount,
                        last_billing_ts = NEW.billing_ts,
                        last_billing_note = NEW.note,
                        last_billing_type = NEW.billing_type,
@@ -394,7 +394,7 @@ CREATE OR REPLACE FUNCTION money.materialized_summary_payment_add () RETURNS TRI
 BEGIN
        IF NOT NEW.voided THEN
                UPDATE  money.materialized_billable_xact_summary
-                 SET   total_paid = total_paid + NEW.amount,
+                 SET   total_paid = COALESCE(total_paid, 0.0::numeric) + NEW.amount,
                        last_payment_ts = NEW.payment_ts,
                        last_payment_note = NEW.note,
                        last_payment_type = TG_ARGV[0],