QUERY PLAN
Aggregate (cost=456.52..456.53 rows=1 width=32)
-> Nested Loop (cost=415.66..456.21 rows=61 width=10)
-> HashAggregate (cost=415.38..415.99 rows=61 width=4)
Group Key: tbl_sales_contracts.from_project
-> Hash Join (cost=292.44..415.23 rows=61 width=4)
Hash Cond: (tbl_sales_contracts.id = c.id)
-> Seq Scan on tbl_sales_contracts (cost=0.00..118.25 rows=1725 width=8)
-> Hash (cost=291.68..291.68 rows=61 width=4)
-> Group (cost=290.76..291.07 rows=61 width=4)
Group Key: c.id
-> Sort (cost=290.76..290.92 rows=61 width=4)
Sort Key: c.id
-> Hash Right Join (cost=235.04..288.95 rows=61 width=4)
Hash Cond: (sci2.contract_id = c.id)
-> Seq Scan on tbl_sales_contract_invoices sci2 (cost=0.00..45.33 rows=2133 width=4)
-> Hash (cost=234.42..234.42 rows=49 width=4)
-> Nested Loop Left Join (cost=109.33..234.42 rows=49 width=4)
Join Filter: (sgr.sales_id = client.sales_rep)
-> Hash Join (cost=109.33..232.05 rows=49 width=8)
Hash Cond: (c.client_id = client.id)
-> Seq Scan on tbl_sales_contracts c (cost=0.00..118.25 rows=1696 width=12)
Filter: (from_project IS NOT NULL)
-> Hash (cost=108.61..108.61 rows=58 width=8)
-> Bitmap Heap Scan on tbl_clients client (cost=14.46..108.61 rows=58 width=8)
Recheck Cond: (sales_rep = 1001)
-> Bitmap Index Scan on tbl_clients_sales_rep_idx (cost=0.00..4.78 rows=67 width=0)
Index Cond: (sales_rep = 1001)
-> Materialize (cost=0.00..1.64 rows=1 width=4)
-> Seq Scan on tbl_sales_group_relationships sgr (cost=0.00..1.64 rows=1 width=4)
Filter: (sales_id = 1001)
-> Index Scan using tbl_projects_pkey on tbl_projects (cost=0.28..0.67 rows=1 width=14)
Index Cond: (id = tbl_sales_contracts.from_project)