List indexes/constraints.
--- a/postgres.rst Thu Jan 03 09:39:56 2019 +0200
+++ b/postgres.rst Thu Jan 03 19:36:18 2019 +0200
@@ -83,6 +83,12 @@
ALTER USER me WITH PASSWORD 'PassWord';
+Monitor connections
+===================
+::
+
+ select * from pg_stat_activity;
+
List databases, schemas and tables
==================================
@@ -180,6 +186,21 @@
t.relname,
i.relname;
+List index usage::
+
+ SELECT * FROM pg_stat_all_indexes;
+ SELECT * FROM pg_stat_all_tables;
+ SELECT * FROM pg_stat_user_indexes;
+ SELECT * FROM pg_stat_user_tables;
+
+List constraints::
+
+ SELECT * FROM pg_constraint;
+ SELECT * FROM pg_constraint WHERE conrelid = (SELECT oid FROM pg_class WHERE relname LIKE 'tblName');
+
+https://www.postgresql.org/docs/current/catalog-pg-constraint.html
+ pg_constraint.
+
List functions::
\df