Added the new columns last_seq_scan and last_idx_scan from the pg_sta…

…t_all_tables and pg_stat_all_indexes tables respectively to the Statistics tab. #6728
pgadmin-org · Apr 4, 2024 · 475e368 · 475e368
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diff --git a/docs/en_US/release_notes.rst b/docs/en_US/release_notes.rst
@@ -12,6 +12,7 @@ notes for it.
    :maxdepth: 1
 
 
+   release_notes_8_6
    release_notes_8_5
    release_notes_8_4
    release_notes_8_3

diff --git a/docs/en_US/release_notes_8_6.rst b/docs/en_US/release_notes_8_6.rst
@@ -0,0 +1,31 @@
+***********
+Version 8.6
+***********
+
+Release date: 2024-05-02
+
+This release contains a number of bug fixes and new features since the release of pgAdmin 4 v8.5.
+
+Supported Database Servers
+**************************
+**PostgreSQL**: 12, 13, 14, 15, and 16
+
+**EDB Advanced Server**: 12, 13, 14, 15, and 16
+
+Bundled PostgreSQL Utilities
+****************************
+**psql**, **pg_dump**, **pg_dumpall**, **pg_restore**: 16.1
+
+
+New features
+************
+
+  | `Issue #6728 <https://github.com/pgadmin-org/pgadmin4/issues/6728>`_ -  Added the new columns "last_seq_scan" and "last_idx_scan" from the pg_stat_all_tables and pg_stat_all_indexes tables respectively to the Statistics tab.
+
+Housekeeping
+************
+
+
+Bug fixes
+*********
+
diff --git a/...ups/servers/databases/schemas/tables/templates/exclusion_constraint/sql/16_plus/stats.sql b/...ups/servers/databases/schemas/tables/templates/exclusion_constraint/sql/16_plus/stats.sql
@@ -0,0 +1,29 @@
+SELECT
+    idx_scan AS {{ conn|qtIdent(_('Index scans')) }},
+    idx_tup_read AS {{ conn|qtIdent(_('Index tuples read')) }},
+    idx_tup_fetch AS {{ conn|qtIdent(_('Index tuples fetched')) }},
+    idx_blks_read AS {{ conn|qtIdent(_('Index blocks read')) }},
+    idx_blks_hit AS {{ conn|qtIdent(_('Index blocks hit')) }},
+    pg_catalog.pg_relation_size({{ exid }}::OID) AS {{ conn|qtIdent(_('Index size')) }},
+    last_idx_scan AS {{ conn|qtIdent(_('Last index scan')) }}
+{#=== Extended stats ===#}
+{% if is_pgstattuple %}
+    ,version AS {{ conn|qtIdent(_('Version')) }},
+    tree_level AS {{ conn|qtIdent(_('Tree level')) }},
+    index_size AS {{ conn|qtIdent(_('Index size')) }},
+    root_block_no AS {{ conn|qtIdent(_('Root block no')) }},
+    internal_pages AS {{ conn|qtIdent(_('Internal pages')) }},
+    leaf_pages AS {{ conn|qtIdent(_('Leaf pages')) }},
+    empty_pages AS {{ conn|qtIdent(_('Empty pages')) }},
+    deleted_pages AS {{ conn|qtIdent(_('Deleted pages')) }},
+    avg_leaf_density AS {{ conn|qtIdent(_('Average leaf density')) }},
+    leaf_fragmentation AS {{ conn|qtIdent(_('Leaf fragmentation')) }}
+FROM
+    pgstatindex('{{conn|qtIdent(schema)}}.{{conn|qtIdent(name)}}'), pg_catalog.pg_stat_all_indexes stat
+{% else %}
+FROM
+    pg_catalog.pg_stat_all_indexes stat
+{% endif %}
+    JOIN pg_catalog.pg_statio_all_indexes statio ON stat.indexrelid = statio.indexrelid
+    JOIN pg_catalog.pg_class cl ON cl.oid=stat.indexrelid
+    WHERE stat.indexrelid = {{ exid }}::OID
diff --git a/..._groups/servers/databases/schemas/tables/templates/index_constraint/sql/16_plus/stats.sql b/..._groups/servers/databases/schemas/tables/templates/index_constraint/sql/16_plus/stats.sql
@@ -0,0 +1,29 @@
+SELECT
+  idx_scan AS {{ conn|qtIdent(_('Index scans')) }},
+    idx_tup_read AS {{ conn|qtIdent(_('Index tuples read')) }},
+    idx_tup_fetch AS {{ conn|qtIdent(_('Index tuples fetched')) }},
+    idx_blks_read AS {{ conn|qtIdent(_('Index blocks read')) }},
+    idx_blks_hit AS {{ conn|qtIdent(_('Index blocks hit')) }},
+    pg_catalog.pg_relation_size({{ cid }}::OID) AS {{ conn|qtIdent(_('Index size')) }},
+    last_idx_scan AS {{ conn|qtIdent(_('Last index scan')) }}
+{#=== Extended stats ===#}
+{% if is_pgstattuple %}
+    ,version AS {{ conn|qtIdent(_('Version')) }},
+    tree_level AS {{ conn|qtIdent(_('Tree level')) }},
+    index_size AS {{ conn|qtIdent(_('Index size')) }},
+    root_block_no AS {{ conn|qtIdent(_('Root block no')) }},
+    internal_pages AS {{ conn|qtIdent(_('Internal pages')) }},
+    leaf_pages AS {{ conn|qtIdent(_('Leaf pages')) }},
+    empty_pages AS {{ conn|qtIdent(_('Empty pages')) }},
+    deleted_pages AS {{ conn|qtIdent(_('Deleted pages')) }},
+    avg_leaf_density AS {{ conn|qtIdent(_('Average leaf density')) }},
+    leaf_fragmentation AS {{ conn|qtIdent(_('Leaf fragmentation')) }}
+FROM
+    pgstatindex('{{conn|qtIdent(schema)}}.{{conn|qtIdent(name)}}'), pg_catalog.pg_stat_all_indexes stat
+{% else %}
+FROM
+    pg_catalog.pg_stat_all_indexes stat
+{% endif %}
+    JOIN pg_catalog.pg_statio_all_indexes statio ON stat.indexrelid = statio.indexrelid
+    JOIN pg_catalog.pg_class cl ON cl.oid=stat.indexrelid
+    WHERE stat.indexrelid = {{ cid }}::OID
diff --git a/...rver_groups/servers/databases/schemas/tables/templates/indexes/sql/16_plus/coll_stats.sql b/...rver_groups/servers/databases/schemas/tables/templates/indexes/sql/16_plus/coll_stats.sql
@@ -0,0 +1,18 @@
+SELECT
+    indexrelname AS {{ conn|qtIdent(_('Index name')) }},
+    pg_catalog.pg_relation_size(indexrelid) AS {{ conn|qtIdent(_('Size')) }},
+    idx_scan AS {{ conn|qtIdent(_('Index scans')) }},
+    idx_tup_read AS {{ conn|qtIdent(_('Index tuples read')) }},
+    idx_tup_fetch AS {{ conn|qtIdent(_('Index tuples fetched')) }},
+    last_idx_scan AS {{ conn|qtIdent(_('Last index scan')) }}
+FROM
+    pg_catalog.pg_stat_all_indexes stat
+    JOIN pg_catalog.pg_class cls ON cls.oid=indexrelid
+    LEFT JOIN pg_catalog.pg_depend dep ON (dep.classid = cls.tableoid AND dep.objid = cls.oid AND dep.refobjsubid = '0'
+        AND dep.refclassid=(SELECT oid FROM pg_catalog.pg_class WHERE relname='pg_constraint'))
+    LEFT OUTER JOIN pg_catalog.pg_constraint con ON (con.tableoid = dep.refclassid AND con.oid = dep.refobjid)
+WHERE
+    schemaname = '{{schema}}'
+    AND stat.relname = '{{table}}'
+    AND con.contype IS NULL
+ORDER BY indexrelname;
diff --git a/...er/server_groups/servers/databases/schemas/tables/templates/indexes/sql/16_plus/stats.sql b/...er/server_groups/servers/databases/schemas/tables/templates/indexes/sql/16_plus/stats.sql
@@ -0,0 +1,29 @@
+SELECT
+    idx_scan AS {{ conn|qtIdent(_('Index scans')) }},
+    idx_tup_read AS {{ conn|qtIdent(_('Index tuples read')) }},
+    idx_tup_fetch AS {{ conn|qtIdent(_('Index tuples fetched')) }},
+    idx_blks_read AS {{ conn|qtIdent(_('Index blocks read')) }},
+    idx_blks_hit AS {{ conn|qtIdent(_('Index blocks hit')) }},
+    pg_catalog.pg_relation_size({{ idx }}::OID) AS {{ conn|qtIdent(_('Index size')) }},
+    last_idx_scan AS {{ conn|qtIdent(_('Last index scan')) }}
+{#=== Extended stats ===#}
+{% if is_pgstattuple %}
+    ,version AS {{ conn|qtIdent(_('Version')) }},
+    tree_level AS {{ conn|qtIdent(_('Tree level')) }},
+    index_size AS {{ conn|qtIdent(_('Index size')) }},
+    root_block_no AS {{ conn|qtIdent(_('Root block no')) }},
+    internal_pages AS {{ conn|qtIdent(_('Internal pages')) }},
+    leaf_pages AS {{ conn|qtIdent(_('Leaf pages')) }},
+    empty_pages AS {{ conn|qtIdent(_('Empty pages')) }},
+    deleted_pages AS {{ conn|qtIdent(_('Deleted pages')) }},
+    avg_leaf_density AS {{ conn|qtIdent(_('Average leaf density')) }},
+    leaf_fragmentation AS {{ conn|qtIdent(_('Leaf fragmentation')) }}
+FROM
+    pgstatindex('{{conn|qtIdent(schema)}}.{{conn|qtIdent(index)}}'), pg_catalog.pg_stat_all_indexes stat
+{% else %}
+FROM
+    pg_catalog.pg_stat_all_indexes stat
+{% endif %}
+    JOIN pg_catalog.pg_statio_all_indexes statio ON stat.indexrelid = statio.indexrelid
+    JOIN pg_catalog.pg_class cl ON cl.oid=stat.indexrelid
+    WHERE stat.indexrelid = {{ idx }}::OID
diff --git a/...groups/servers/databases/schemas/tables/templates/tables/sql/16_plus/coll_table_stats.sql b/...groups/servers/databases/schemas/tables/templates/tables/sql/16_plus/coll_table_stats.sql
@@ -0,0 +1,30 @@
+SELECT
+    st.relname AS {{ conn|qtIdent(_('Table name')) }},
+    pg_catalog.pg_relation_size(st.relid)
+        + CASE WHEN cl.reltoastrelid = 0 THEN 0 ELSE pg_catalog.pg_relation_size(cl.reltoastrelid)
+        + COALESCE((SELECT SUM(pg_catalog.pg_relation_size(indexrelid))
+                        FROM pg_catalog.pg_index WHERE indrelid=cl.reltoastrelid)::int8, 0) END
+        + COALESCE((SELECT SUM(pg_catalog.pg_relation_size(indexrelid))
+                        FROM pg_catalog.pg_index WHERE indrelid=st.relid)::int8, 0) AS {{ conn|qtIdent(_('Total Size')) }},
+    n_tup_ins AS {{ conn|qtIdent(_('Tuples inserted')) }},
+    n_tup_upd AS {{ conn|qtIdent(_('Tuples updated')) }},
+    n_tup_del AS {{ conn|qtIdent(_('Tuples deleted')) }},
+    n_tup_hot_upd AS {{ conn|qtIdent(_('Tuples HOT updated')) }},
+    n_live_tup AS {{ conn|qtIdent(_('Live tuples')) }},
+    n_dead_tup AS {{ conn|qtIdent(_('Dead tuples')) }},
+    last_vacuum AS {{ conn|qtIdent(_('Last vacuum')) }},
+    last_autovacuum AS {{ conn|qtIdent(_('Last autovacuum')) }},
+    last_analyze AS {{ conn|qtIdent(_('Last analyze')) }},
+    last_autoanalyze AS {{ conn|qtIdent(_('Last autoanalyze')) }},
+    last_seq_scan AS {{ conn|qtIdent(_('Last sequential scan')) }},
+    vacuum_count AS {{ conn|qtIdent(_('Vacuum counter')) }},
+    autovacuum_count AS {{ conn|qtIdent(_('Autovacuum counter')) }},
+    analyze_count AS {{ conn|qtIdent(_('Analyze counter')) }},
+    autoanalyze_count AS {{ conn|qtIdent(_('Autoanalyze counter')) }}
+FROM
+    pg_catalog.pg_stat_all_tables st
+JOIN
+    pg_catalog.pg_class cl on cl.oid=st.relid and cl.relkind IN ('r','s','t','p')
+WHERE
+    schemaname = {{schema_name|qtLiteral(conn)}}
+ORDER BY st.relname;
diff --git a/...ser/server_groups/servers/databases/schemas/tables/templates/tables/sql/16_plus/stats.sql b/...ser/server_groups/servers/databases/schemas/tables/templates/tables/sql/16_plus/stats.sql
@@ -0,0 +1,54 @@
+SELECT
+    seq_scan AS {{ conn|qtIdent(_('Sequential scans')) }},
+    seq_tup_read AS {{ conn|qtIdent(_('Sequential tuples read')) }},
+    idx_scan AS {{ conn|qtIdent(_('Index scans')) }},
+    idx_tup_fetch AS {{ conn|qtIdent(_('Index tuples fetched')) }},
+    n_tup_ins AS {{ conn|qtIdent(_('Tuples inserted')) }},
+    n_tup_upd AS {{ conn|qtIdent(_('Tuples updated')) }},
+    n_tup_del AS {{ conn|qtIdent(_('Tuples deleted')) }},
+    n_tup_hot_upd AS {{ conn|qtIdent(_('Tuples HOT updated')) }},
+    n_live_tup AS {{ conn|qtIdent(_('Live tuples')) }},
+    n_dead_tup AS {{ conn|qtIdent(_('Dead tuples')) }},
+    heap_blks_read AS {{ conn|qtIdent(_('Heap blocks read')) }},
+    heap_blks_hit AS {{ conn|qtIdent(_('Heap blocks hit')) }},
+    idx_blks_read AS {{ conn|qtIdent(_('Index blocks read')) }},
+    idx_blks_hit AS {{ conn|qtIdent(_('Index blocks hit')) }},
+    toast_blks_read AS {{ conn|qtIdent(_('Toast blocks read')) }},
+    toast_blks_hit AS {{ conn|qtIdent(_('Toast blocks hit')) }},
+    tidx_blks_read AS {{ conn|qtIdent(_('Toast index blocks read')) }},
+    tidx_blks_hit AS {{ conn|qtIdent(_('Toast index blocks hit')) }},
+    last_vacuum AS {{ conn|qtIdent(_('Last vacuum')) }},
+    last_autovacuum AS {{ conn|qtIdent(_('Last autovacuum')) }},
+    last_analyze AS {{ conn|qtIdent(_('Last analyze')) }},
+    last_autoanalyze AS {{ conn|qtIdent(_('Last autoanalyze')) }},
+    last_seq_scan AS {{ conn|qtIdent(_('Last sequential scan')) }},
+    pg_catalog.pg_relation_size(stat.relid) AS {{ conn|qtIdent(_('Table size')) }},
+    CASE WHEN cl.reltoastrelid = 0 THEN NULL ELSE pg_catalog.pg_size_pretty(pg_catalog.pg_relation_size(cl.reltoastrelid)
+        + COALESCE((SELECT SUM(pg_catalog.pg_relation_size(indexrelid))
+                        FROM pg_catalog.pg_index WHERE indrelid=cl.reltoastrelid)::int8, 0))
+        END AS {{ conn|qtIdent(_('Toast table size')) }},
+    COALESCE((SELECT SUM(pg_catalog.pg_relation_size(indexrelid))
+                                FROM pg_catalog.pg_index WHERE indrelid=stat.relid)::int8, 0)
+        AS {{ conn|qtIdent(_('Indexes size')) }}
+{% if is_pgstattuple %}
+{#== EXTENDED STATS ==#}
+    ,tuple_count AS {{ conn|qtIdent(_('Tuple count')) }},
+    tuple_len AS {{ conn|qtIdent(_('Tuple length')) }},
+    tuple_percent AS {{ conn|qtIdent(_('Tuple percent')) }},
+    dead_tuple_count AS {{ conn|qtIdent(_('Dead tuple count')) }},
+    dead_tuple_len AS {{ conn|qtIdent(_('Dead tuple length')) }},
+    dead_tuple_percent AS {{ conn|qtIdent(_('Dead tuple percent')) }},
+    free_space AS {{ conn|qtIdent(_('Free space')) }},
+    free_percent AS {{ conn|qtIdent(_('Free percent')) }}
+FROM
+    pgstattuple('{{schema_name}}.{{table_name}}'), pg_catalog.pg_stat_all_tables stat
+{% else %}
+FROM
+    pg_catalog.pg_stat_all_tables stat
+{% endif %}
+JOIN
+    pg_catalog.pg_statio_all_tables statio ON stat.relid = statio.relid
+JOIN
+    pg_catalog.pg_class cl ON cl.oid=stat.relid
+WHERE
+    stat.relid = {{ tid }}::oid