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sql: Fix population of lastmsgid for empty buffers
[quassel.git]
/
src
/
core
/
SQL
/
PostgreSQL
/
version
/
20
/
upgrade_001_add_function_populate_lastmsgid.sql
diff --git
a/src/core/SQL/PostgreSQL/version/20/upgrade_001_add_function_populate_lastmsgid.sql
b/src/core/SQL/PostgreSQL/version/20/upgrade_001_add_function_populate_lastmsgid.sql
index
561422a
..
79c82a9
100644
(file)
--- a/
src/core/SQL/PostgreSQL/version/20/upgrade_001_add_function_populate_lastmsgid.sql
+++ b/
src/core/SQL/PostgreSQL/version/20/upgrade_001_add_function_populate_lastmsgid.sql
@@
-5,12
+5,12
@@
BEGIN
FOR i IN SELECT * FROM buffer
LOOP
UPDATE buffer
FOR i IN SELECT * FROM buffer
LOOP
UPDATE buffer
- SET lastmsgid = (
+ SET lastmsgid =
COALESCE(
(
SELECT backlog.messageid
FROM backlog
WHERE backlog.bufferid = i.bufferid
ORDER BY messageid DESC LIMIT 1
SELECT backlog.messageid
FROM backlog
WHERE backlog.bufferid = i.bufferid
ORDER BY messageid DESC LIMIT 1
- )
+ )
, 0)
WHERE buffer.bufferid = i.bufferid;
END LOOP;
RETURN;
WHERE buffer.bufferid = i.bufferid;
END LOOP;
RETURN;