String[] sql={"insert into customer(name,age) values('v1',21)",
"insert into customer(name,age) values('v2',22)",
"insert into customer(name,age) values('v3',23)",
"insert into customer(name,age) values('v4',24)" };
jdbcTemplate.batchUpdate(sql);
如何知道这个batchupdate语句是否执行成功。