我要实现的是按一个字段分组获得创建时间最大的数据行,但是发现获取到的数据有问题
下面是我从里面选了一条数据作为例子:
SELECT GDLS_SHANGCICHULILISHI_GDLSID_FK,
GDLS_GONGDAN_RWGDID_FK,
MAX(GDLS_CREATETIME),
COUNT(1) C
FROM cive_t_d_gongdanlishi
WHERE GDLS_GONGDAN_RWGDID_FK = 'a002cbae6c3b4b1bb73ee48612701433';
SELECT GDLS_SHANGCICHULILISHI_GDLSID_FK,
GDLS_GONGDAN_RWGDID_FK,
GDLS_CREATETIME
FROM cive_t_d_gongdanlishi
WHERE GDLS_GONGDAN_RWGDID_FK = 'a002cbae6c3b4b1bb73ee48612701433'
ORDER BY GDLS_CREATETIME DESC;
原始语句为:
SELECT GDLS_SHANGCICHULILISHI_GDLSID_FK,
GDLS_GONGDAN_RWGDID_FK,
MAX(GDLS_CREATETIME),
COUNT(1) C
FROM cive_t_d_gongdanlishi
GROUP BY GDLS_GONGDAN_RWGDID_FK