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.
VARCHAR : when u r using this data type what ever size u r giving that much of memory is allocated to that variable. suppose u r giving varcahr(20) then u enter only 15 cahracters of that variable then also it is giving memory of 20 cahracters.VARCHAR2: when u r using this data type the memory allocation is different.
converting varchar to integer. Date: Hi, I have a varchar column, and I need to 1) check the value in it is an integer 2) get the integer value (as integer) The problem is I can't suppose the're only correct values - ie there can be something like 'xssdkjsd', '230kdd' or even an empty string etc.