图中Q2和Q3的关联字段有WHERE (Q3."LICE_DOC_STATUS" = '2') AND (Q3."REGIE_ID" = '000000000222222') AND (Q1."IF_USED" = '1') AND (Q3."LICENSE_CODE" = Q2."LICENSE_CODE") AND (Q3."CUST_ID" = Q2."CUST_ID")这里连接实际返回结果集行数为0,为何会让Q2...显示全部
图中Q2和Q3的关联字段有 WHERE (Q3."LICE_DOC_STATUS" = '2') AND (Q3."REGIE_ID" = '000000000222222') AND (Q1."IF_USED" = '1') AND (Q3."LICENSE_CODE" = Q2."LICENSE_CODE") AND (Q3."CUST_ID" = Q2."CUST_ID")