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.
13 Responses to Database Basics Quick Note â The difference in Varchar and Nvarchar data types. 1  thank you very much. fast and easy to get to. great stuff. 2  Thank you, exactly the info I was looking for. 3  its really help fullâ¦.thanks Raymond Lewallen..thank u very much.. 4  Useful information for optimal use of datatype. Thanks.