QUERY PLAN
Result (cost=56.27..56.28 rows=1 width=1)
InitPlan 2 (returns $2)
-> Nested Loop Left Join (cost=11.97..56.27 rows=1 width=0)
Join Filter: (pcr.contract_id = c.id)
Filter: ((client.sales_rep = 1005) OR (client.sales_rep IS NULL) OR (hashed SubPlan 1) OR (pcr.id IS NULL))
-> Index Only Scan using tbl_purchase_contracts_pkey on tbl_purchase_contracts c (cost=0.28..4.29 rows=1 width=4)
Index Cond: (id = 3848)
-> Nested Loop Left Join (cost=0.28..40.54 rows=1 width=16)
-> Seq Scan on tbl_purchase_client_rels pcr (cost=0.00..32.24 rows=1 width=12)
Filter: (contract_id = 3848)
-> Index Scan using tbl_clients_pkey on tbl_clients client (cost=0.28..8.29 rows=1 width=8)
Index Cond: (pcr.client_id = id)
SubPlan 1
-> Seq Scan on tbl_user_visit_clients (cost=0.00..11.41 rows=1 width=4)
Filter: (user_id = 1005)