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feat: add housekeeper task interceptor trigger and update docs

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This commit is contained in:
Maksym Buz
2026-04-29 17:12:18 +00:00
parent a88cee43b6
commit 59b2780125
13 changed files with 158966 additions and 148395 deletions
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17
postgresql/tests/docker/init_scripts/01_50_monitoring.sql
View File

@@ -2,19 +2,26 @@
-- Creates a view to monitor partition status and sizes.
-- ============================================================================
CREATE OR REPLACE VIEW partitions.monitoring AS
DROP VIEW IF EXISTS partitions.monitoring;
CREATE VIEW partitions.monitoring AS
SELECT
parent.relname AS parent_table,
c.table_name,
c.period,
c.keep_history,
c.future_partitions AS configured_future_partitions,
count(child.relname) AS partition_count,
count(child.relname) FILTER (
WHERE
(c.period = 'day' AND child.relname > (parent.relname || '_p' || to_char(now(), 'YYYYMMDD')))
(c.period = 'day' AND child.relname > (parent.relname || '_p' || to_char(now() AT TIME ZONE 'UTC', 'YYYYMMDD')))
OR
(c.period = 'month' AND child.relname > (parent.relname || '_p' || to_char(now(), 'YYYYMM')))
) AS future_partitions,
(c.period = 'month' AND child.relname > (parent.relname || '_p' || to_char(now() AT TIME ZONE 'UTC', 'YYYYMM')))
OR
(c.period = 'week' AND child.relname > (parent.relname || '_p' || to_char(date_trunc('week', now() AT TIME ZONE 'UTC'), 'YYYYMMDD')))
OR
(c.period LIKE '%hour%' AND child.relname > (parent.relname || '_p' || to_char(now() AT TIME ZONE 'UTC', 'YYYYMMDDHH24')))
) AS actual_future_partitions,
sum(pg_total_relation_size(child.oid)) AS total_size_bytes,
pg_size_pretty(sum(pg_total_relation_size(child.oid))) AS total_size,
min(child.relname) AS oldest_partition,
max(child.relname) AS newest_partition,
@@ -24,4 +31,4 @@ JOIN pg_class parent ON parent.relname = c.table_name
LEFT JOIN pg_inherits ON pg_inherits.inhparent = parent.oid
LEFT JOIN pg_class child ON pg_inherits.inhrelid = child.oid
WHERE parent.relkind = 'p' -- Only partitioned tables
GROUP BY parent.relname, c.table_name, c.period, c.keep_history, c.last_updated;
GROUP BY parent.relname, c.table_name, c.period, c.keep_history, c.future_partitions, c.last_updated;