QUERY PLAN
GroupAggregate (cost=23.84..23.86 rows=1 width=48)
Group Key: dg.id
-> Sort (cost=23.84..23.85 rows=1 width=286)
Sort Key: dg.id
-> Nested Loop (cost=0.29..23.83 rows=1 width=286)
-> Nested Loop Left Join (cost=0.00..15.51 rows=1 width=290)
Join Filter: (d.document_type_id = dg.id)
-> Seq Scan on tbl_documents d (cost=0.00..14.11 rows=1 width=16)
Filter: ((created_by = 1000) AND (department_id = 1))
-> Seq Scan on tbl_document_types dg (cost=0.00..1.18 rows=18 width=278)
-> Index Scan using tbl_term_taxonomy_relationships_object_id_term_id_idx on tbl_term_taxonomy_relationships dt (cost=0.29..8.31 rows=1 width=4)
Index Cond: ((object_id = d.id) AND (term_id = 7))
Filter: (taxonomy_id = 116)