bất cứ ai có thể giúp tôi với kế hoạch truy vấn khủng khiếp này?
Truy vấn: SELECT Object1.Column1, Object2.Column2 AS Column3, Object2.Column4 AS Column5, Object3.Column6, Object3.Column7,Object1.Column8, Object1.Column9, Object1.Column10, Object1.Column11, Object1.Column12, Object1.Column13, Object1.Column14, Object1.Column15 as Column15, Object1.Column16, Object4.Column4 AS Column17, Object4.Column2 AS Column18, Object1.Column19, Object1.Column20, Object1.Column21, Object1.Column22, Object1.Column23, Object1.Column24, Object1.Column25, Object1.Column26, Object5.Column4, Object1.Column27, Object1.Column28, Object1.Column29, Object3.Column30, Object3.Column1 as Column31, Object3.Column32 as Column33, Object1.Column34 as Column34, …