SQL Server 2014 Express is suitable for:
Each individual database can grow up to 10 GB . Users can host multiple 10 GB databases on a single instance. microsoft sql server 2014 express
Supports up to 1410 MB for the buffer pool extension, which helps speed up read operations by using fast storage like SSDs. SQL Server 2014 Express is suitable for: Each
Unlike paid editions, it does not include the SQL Server Agent, meaning administrative tasks like automatic backups or job scheduling cannot be performed natively through that service. Edition Variants runs in user process).
: A third variant, LocalDB , was introduced with SQL Server 2014 Express. It is a lightweight, on-demand, user-mode instance intended for developers (no service management, runs in user process).