QUERY PLAN
GroupAggregate (cost=32.25..33.42 rows=66 width=29)
Group Key: number
-> Sort (cost=32.25..32.42 rows=68 width=25)
Sort Key: number
-> Seq Scan on tbl_reimbursement_invoice_numbers (cost=0.00..30.18 rows=68 width=25)
Filter: ((number IS NOT NULL) AND (number <> ''::text) AND (number = ANY ('{25117000001287169638,25117000001287724661,25127000000321117391,25117000001558846961,25117000001538588563,26117000000394025608}'::text[])))