docs: import CloudNativePG main

Author: cnpg-bot

website/docs/monitoring.md

@@ -510,14 +510,14 @@ metadata:
 data:
   custom-queries: |
     pg_replication:
-      query: "SELECT CASE WHEN NOT pg_is_in_recovery()
+      query: "SELECT CASE WHEN NOT pg_catalog.pg_is_in_recovery()
               THEN 0
               ELSE GREATEST (0,
-                EXTRACT(EPOCH FROM (now() - pg_last_xact_replay_timestamp())))
+                EXTRACT(EPOCH FROM (pg_catalog.now() OPERATOR(pg_catalog.-) pg_catalog.pg_last_xact_replay_timestamp())))
               END AS lag,
-              pg_is_in_recovery() AS in_recovery,
-              EXISTS (TABLE pg_stat_wal_receiver) AS is_wal_receiver_up,
-              (SELECT count(*) FROM pg_stat_replication) AS streaming_replicas"
+              pg_catalog.pg_is_in_recovery() AS in_recovery,
+              EXISTS (TABLE pg_catalog.pg_stat_wal_receiver) AS is_wal_receiver_up,
+              (SELECT pg_catalog.count(*) FROM pg_catalog.pg_stat_replication) AS streaming_replicas"
 
       metrics:
         - lag:
@@ -553,7 +553,7 @@ some_query: |
     FROM some_table
   query: |
     SELECT
-     count(*) as rows
+     pg_catalog.count(*) as rows
     FROM some_table
   metrics:
     - rows:
@@ -586,8 +586,8 @@ as in the following example:
 some_query: |
   query: |
     SELECT
-     current_database() as datname,
-     count(*) as rows
+     pg_catalog.current_database() as datname,
+     pg_catalog.count(*) as rows
     FROM some_table
   metrics:
     - datname:
@@ -618,8 +618,8 @@ aforementioned query):
 some_query: |
   query: |
     SELECT
-     current_database() as datname,
-     count(*) as rows
+     pg_catalog.current_database() as datname,
+     pg_catalog.count(*) as rows
     FROM some_table
   metrics:
     - datname:

website/docs/samples/cluster-example-monitoring.yaml

@@ -40,7 +40,7 @@ data:
       - "*"
       query: |
        SELECT
-         current_database() datname,
+         pg_catalog.current_database() datname,
          schemaname,
          relname,
          seq_scan,
@@ -63,7 +63,7 @@ data:
          analyze_count,
          autoanalyze_count
        FROM
-         pg_stat_user_tables
+         pg_catalog.pg_stat_user_tables
       metrics:
         - datname:
             usage: "LABEL"
@@ -133,7 +133,7 @@ data:
             description: "Number of times this table has been analyzed by the autovacuum daemon"
 
     pg_statio_user_tables:
-      query: "SELECT current_database() datname, schemaname, relname, heap_blks_read, heap_blks_hit, idx_blks_read, idx_blks_hit, toast_blks_read, toast_blks_hit, tidx_blks_read, tidx_blks_hit FROM pg_statio_user_tables"
+      query: "SELECT pg_catalog.current_database() datname, schemaname, relname, heap_blks_read, heap_blks_hit, idx_blks_read, idx_blks_hit, toast_blks_read, toast_blks_hit, tidx_blks_read, tidx_blks_hit FROM pg_catalog.pg_statio_user_tables"
       metrics:
         - datname:
             usage: "LABEL"
@@ -177,7 +177,7 @@ data:
               application_name,
               SUM(EXTRACT(EPOCH FROM (CURRENT_TIMESTAMP - state_change))::bigint)::float AS process_idle_seconds_sum,
               COUNT(*) AS process_idle_seconds_count
-            FROM pg_stat_activity
+            FROM pg_catalog.pg_stat_activity
             WHERE state = 'idle'
             GROUP BY application_name
           ),
@@ -192,7 +192,7 @@ data:
                 END
               )::bigint AS bucket
             FROM
-              pg_stat_activity,
+              pg_catalog.pg_stat_activity,
               UNNEST(ARRAY[1, 2, 5, 15, 30, 60, 90, 120, 300]) AS le
             GROUP BY application_name, le
             ORDER BY application_name, le
@@ -222,7 +222,7 @@ metadata:
 stringData:
   pg-database: |
     pg_database:
-      query: "SELECT pg_database.datname, pg_database_size(pg_database.datname) as size_bytes FROM pg_database"
+      query: "SELECT pg_database.datname, pg_catalog.pg_database_size(pg_database.datname) as size_bytes FROM pg_catalog.pg_database"
       primary: true
       cache_seconds: 30
       metrics: