QUERY PLAN
GroupAggregate (cost=5.63..6.10 rows=25 width=28)
Group Key: number
-> Sort (cost=5.63..5.70 rows=30 width=24)
Sort Key: number
-> Seq Scan on tbl_reimbursement_invoice_numbers (cost=0.00..4.89 rows=30 width=24)
Filter: ((number IS NOT NULL) AND (number = ANY ('{110023313048853276,110023313048853392,11100208115114867885,11100208115114867884,25112000000136158969}'::text[])))