QUERY PLAN
Sort (cost=48.32..48.32 rows=1 width=403)
Sort Key: a.attnum
-> Nested Loop Left Join (cost=1.67..48.31 rows=1 width=403)
-> Nested Loop (cost=1.39..28.22 rows=1 width=1067)
-> Nested Loop Left Join (cost=1.10..27.83 rows=1 width=727)
-> Nested Loop (cost=0.82..27.38 rows=1 width=442)
-> Nested Loop (cost=0.41..9.62 rows=1 width=132)
Join Filter: (c.relnamespace = d.oid)
-> Index Scan using pg_class_relname_nsp_index on pg_class c (cost=0.41..8.43 rows=1 width=72)
Index Cond: (relname = 'tbl_erp_wage_prize_visibles'::name)
-> Seq Scan on pg_namespace d (cost=0.00..1.19 rows=1 width=68)
Filter: (nspname = 'a57be577deb434'::name)
-> Index Scan using pg_attribute_relid_attnum_index on pg_attribute a (cost=0.41..17.71 rows=5 width=310)
Index Cond: ((attrelid = c.oid) AND (attnum > 0))
-> Index Scan using pg_attrdef_adrelid_adnum_index on pg_attrdef ad (cost=0.28..0.45 rows=1 width=291)
Index Cond: ((a.attrelid = adrelid) AND (a.attnum = adnum))
-> Index Scan using pg_type_oid_index on pg_type t (cost=0.28..0.39 rows=1 width=344)
Index Cond: (oid = a.atttypid)
Filter: (typname <> ''::name)
-> Index Scan using pg_constraint_conrelid_index on pg_constraint ct (cost=0.28..16.44 rows=1 width=27)
Index Cond: (conrelid = c.oid)
Filter: (contype = 'p'::"char")
SubPlan 1
-> Aggregate (cost=2.53..2.54 rows=1 width=32)
-> Seq Scan on pg_enum (cost=0.00..2.51 rows=7 width=64)
Filter: (enumtypid = a.atttypid)