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我需要列出本地的說明和各索賠的數目,只是在量超過10具有計數鴕鳥政策工作
我試着用
select l.descripcion, count(r.cod_cliente) from reclamo r
join cliente c on r.cod_cliente = c.cod_cliente
join localidad l on c.cod_localidad = l.cod_localidad
group by r.nro_reclamo
having count(*)>10;
但卡索索賠沒有工作,我解決?
SQL小提琴這裏:http://sqlfiddle.com/#!2/b2771/7
組的列並選擇列不同.. PLZ確認 –