一个表中的两个字段，联系关系另一个表中的一个字段，求查询解决
一个表中的两个字段，关联另一个表中的一个字段，求查询解决
查询结果是两条，求合并成一条！
1 B001 252 2012-01-01 00:00:00.000 254 NULL 固定卡 固定卡
1 B001 252 2012-01-01 00:00:00.000 254 NULL 空置 空置
------解决方案--------------------
上面那位大侠代码改进下就可以了
SELECT a.ID,a.ICKaHao,a.ICKaLeiXing,a.ICKaZhiKaRiQi,a.ICKaZhuangTai,a.Remark , b.Shedingshuju AS ickl ,b.Shedingshuju AS zhuangt
FROM TB_ICKaBiao a CROSS APPLY (
SELECT TOP(1) *
FROM TB_SheDingShuJuBiao m
WHERE (m.ID =a.ICKaLeiXing OR m.ID = a.ICKaZhuangTai) and m.Shedingshuju<>a.Shedingshuju and m.Shedingshuju<>a.Shedingshuju
ORDER BY (CASE WHEN m.ID = a.ICKaLeiXing THEN 0 ELSE 1 END)
) b
Select TB_ICKaBiao.ID,TB_ICKaBiao.ICKaHao,TB_ICKaBiao.ICKaLeiXing,TB_ICKaBiao.ICKaZhiKaRiQi,
ICKaZhuangTai,TB_ICKaBiao.Remark ,dbo.TB_SheDingShuJuBiao.Shedingshuju as ickl,TB_SheDingShuJuBiao.Shedingshuju as zhuangt
From TB_ICKaBiao,TB_SheDingShuJuBiao
Where TB_ICKaBiao.ICKaLeiXing=TB_SheDingShuJuBiao.ID or TB_ICKaBiao.ICKaZhuangTai=TB_SheDingShuJuBiao.ID
查询结果是两条，求合并成一条！
1 B001 252 2012-01-01 00:00:00.000 254 NULL 固定卡 固定卡
1 B001 252 2012-01-01 00:00:00.000 254 NULL 空置 空置
多表关联查询
------解决方案--------------------
上面那位大侠代码改进下就可以了
SELECT a.ID,a.ICKaHao,a.ICKaLeiXing,a.ICKaZhiKaRiQi,a.ICKaZhuangTai,a.Remark , b.Shedingshuju AS ickl ,b.Shedingshuju AS zhuangt
FROM TB_ICKaBiao a CROSS APPLY (
SELECT TOP(1) *
FROM TB_SheDingShuJuBiao m
WHERE (m.ID =a.ICKaLeiXing OR m.ID = a.ICKaZhuangTai) and m.Shedingshuju<>a.Shedingshuju and m.Shedingshuju<>a.Shedingshuju
ORDER BY (CASE WHEN m.ID = a.ICKaLeiXing THEN 0 ELSE 1 END)
) b