What is the average annual salary for Field Superintendent-Construction? The annual salary for someone with the job title Field Superintendent-Construction may vary depending on a number of factors including industry, company size, location, years of experience and level of education.he annual salary for someone with the job title Field Superintendent-Construction may vary depending on a number of factors including industry, company size, location, years of experience and level of education.
The difference between Varchar and Varchar2 is both are variable length but only 2000 bytes of character of data can be store in varchar where as 4000 bytes of character of data can be store in varchar2.
The maximum size for Varchar is 8000 while the maximum size for NVarchar is 4000. This in effect means that a single column of Varchar can be a maximum of 8000 characters and a single column of Nvarchar can be 4000 characters at the most.