PreparedStatement设置mysql中datetime的值精确到时分秒

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1.拿到当前时间

Date now = new Date();
mc.setCrtDate(now);
mc.setLastUpdate(now);

2.插入时的操作

pstmt.setTimestamp(7, new Timestamp(m.getCrtDate().getTime()));
pstmt.setTimestamp(8, new Timestamp(m.getLastUpdate().getTime()));