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public void checkColumns(String tableName,List<String> fields){ try{             //查询效率略低 SqlRowSet rowSet = jdbcTemplate.queryForRowSet("select * from "+tableName);        ...

public class test { public static void main(String[] args) throws Exception{ Date d1 = new SimpleDateFormat("yyyy-MM-dd").parse("2015-6-28");//定义起始日期 Date d2 = new SimpleDateForma...