The column test_time is of data type DATE, too, it also must not be converted further. To get the DATEdifference you have only to calculate test_time-SYSDATE This difference of two DATE values gives the number of days. Therefore you have to multiply the above value by 1440 (=24*60, the number of minutes per day).
While the profession offers a world of opportunities for a nurse, it could take some time before she is ready. Here are the top two requirements for becoming a travel nurse: Work experience.A travel nurse is required by most employers to have at least one year experience in a nursing specialty in a hospital or medical clinic. However, as with most jobs, many employers will prefer to hire a nurse with more experience, two to three years is often ideal.
Necessary Skills and Qualities. A travel nurse needs to be flexible and able to work in a variety of locations and settings. Excellent communication skills are a must, as travel nurses need to understand both the medical and social needs of patients.ecessary Skills and Qualities. A travel nurse needs to be flexible and able to work in a variety of locations and settings. Excellent communication skills are a must, as travel nurses need to understand both the medical and social needs of patients.