Add pg_tables and pg_views to catalog (#1811)

Author: skabbes

internal/endtoend/testdata/codegen_json/gen/codegen.json

@@ -0,0 +1,2 @@
+-- name: GetTimezones :many
+SELECT * from pg_catalog.pg_timezone_names;

internal/endtoend/testdata/pg_timezone_names/postgresql/pgx/go/db.go

@@ -0,0 +1,13 @@
+{
+  "version": "1",
+  "packages": [
+    {
+      "path": "go",
+      "engine": "postgresql",
+      "sql_package": "pgx/v4",
+      "name": "querytest",
+      "schema": "query.sql",
+      "queries": "query.sql"
+    }
+  ]
+}

internal/endtoend/testdata/pg_timezone_names/postgresql/pgx/go/models.go

@@ -0,0 +1,2 @@
+-- name: GetTimezones :many
+SELECT * from pg_catalog.pg_timezone_names;

internal/endtoend/testdata/pg_timezone_names/postgresql/pgx/go/query.sql.go

@@ -0,0 +1,12 @@
+{
+  "version": "1",
+  "packages": [
+    {
+      "path": "go",
+      "engine": "postgresql",
+      "name": "querytest",
+      "schema": "query.sql",
+      "queries": "query.sql"
+    }
+  ]
+}