Count total number of tables
Suppose you want to count the number of tables in a database. It's quiet simple. Just use the information_schema.tables
The below query will return you the count of the tables in the database .
USE YOURDBNAME
select count(*) as TablesCount from sys.tables
Count total number of stored procedure

USE YOURDBNAME
select count(*) as ProceduresCount from sys.procedures
Count total number of triggers

USE YOURDBNAME
SELECT count(*) AS MyTriggers FROM sys.triggers
Count total number of tables views

USE YOURDBNAME
SELECT count(*) AS MyViews FROM sys.views