一堆你看不懂的SQL

/*ID2*/SELECT o.GROUP_ID FROM GLX_C_OBJECTS o, GLX_C_CLASSES c WHERE c.CLASS_ID = o.class_id and o.object_id in(sELECT LOWER( hex( t.ID)) FROM BPEM_IDX_OBJ o, BPEM_IDX_TASK t WHERE t.ID = o.ID AND o

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