QUERY PLAN
Seq Scan on tbl_attachement_relationships (cost=0.00..3077.28 rows=1 width=16)
Filter: ((object_type = 9) AND (object_id = ANY ('{14916,14428,16324,16356,16205,16639,16659,16640,16685,16248,16368,16800,16687,16897,16896,17055,17044,17060,16992,16982,16984,16983,16286,16725,17177,16954,17239,16775,16765,17271,16871,17253,17336,17362,17349,15833,17150,17508,16055,17306,17445,17543,17455,16869,17020,17276,17319,17341,17428,17340,17339,17328,17338,17330,17329,17365,17376,17383,17364,17372,17452,17500,17505,17527,17536,17539,17540,17541,17561,16833,16176,16179,17564,17634,17567,17670,17669,17676,17649,17683,17674,17675,17677,17519,17470,17512,17521,17513,16586,17520,17473,17518,17471,16067,17579,17542,17516,17515,17517,17566,17468,17555,15750}'::integer[])))

QUERY PLAN

Seq Scan on tbl_attachement_relationships (cost=0.00..3077.28 rows=1 width=16)

Filter: ((object_type = 9) AND (object_id = ANY ('{14916,14428,16324,16356,16205,16639,16659,16640,16685,16248,16368,16800,16687,16897,16896,17055,17044,17060,16992,16982,16984,16983,16286,16725,17177,16954,17239,16775,16765,17271,16871,17253,17336,17362,17349,15833,17150,17508,16055,17306,17445,17543,17455,16869,17020,17276,17319,17341,17428,17340,17339,17328,17338,17330,17329,17365,17376,17383,17364,17372,17452,17500,17505,17527,17536,17539,17540,17541,17561,16833,16176,16179,17564,17634,17567,17670,17669,17676,17649,17683,17674,17675,17677,17519,17470,17512,17521,17513,16586,17520,17473,17518,17471,16067,17579,17542,17516,17515,17517,17566,17468,17555,15750}'::integer[])))