How to Retrieve Data from a ResultSet in JDBC?

Java ResultSet how to check if there are any results resultset That would work if you didn't have a forward-only data set But usually when beginners want to use a ResultSet twice, that's based on incomplete resultset Resultset has no method for hasNext I want to check if the resultSet has any value is this the correct println; }

resultset Learn to convert a ResultSet in to a HashMap in Java