postgre sql indexes analysis - partialy working

plugins/dbgate-plugin-postgres/src/backend/sql/indexes.js

@@ -0,0 +1,35 @@
+module.exports = `
+    select
+        t.relname as "table_name",
+        c.nspname as "schema_name",
+        i.relname as "index_name",
+        ix.indisprimary as "is_primary",
+        ix.indisunique as "is_unique",
+        array_to_string(array_agg(a.attname), '|') as "column_names"
+    from
+        pg_class t,
+        pg_class i,
+        pg_index ix,
+        pg_attribute a,
+        pg_namespace c
+    where
+        t.oid = ix.indrelid
+        and i.oid = ix.indexrelid
+        and a.attrelid = t.oid
+        and a.attnum = ANY(ix.indkey)
+        and t.relkind = 'r'
+        and ix.indisprimary = false
+        and t.relnamespace = c.oid
+        and c.nspname != 'pg_catalog'
+        and ('tables:' || c.nspname || '.' ||  t.relname) =OBJECT_ID_CONDITION
+    group by
+        i.oid,
+        t.relname,
+        i.relname,
+        c.nspname,
+        ix.indisprimary,
+        ix.indisunique
+    order by
+        t.relname,
+        i.relname
+`;