QUERY PLAN
GroupAggregate (cost=1.88..2.07 rows=10 width=28)
Group Key: number
-> Sort (cost=1.88..1.91 rows=12 width=24)
Sort Key: number
-> Seq Scan on tbl_reimbursement_invoice_numbers (cost=0.00..1.67 rows=12 width=24)
Filter: (number = ANY ('{110023313048853392,110023313048853276,25117000001107285189,01100230010501690943,25112000000136158969}'::text[]))