Jdbctemplate query for string: EmptyResultDataAccessException: Incorrect result size: expected 1, actual 0

Question

I am using Jdbctemplate to retrieve a single String value from the db. Here is my method.

    public String test() {
        String cert=null;
        Strin         


        

Answer 1

to make

    jdbcTemplate.queryForList(sql, String.class)

work, make sure your jdbcTemplate is of type

    org.springframework.jdbc.core.JdbcTemplate