QUERY PLAN
GroupAggregate (cost=29.29..29.64 rows=20 width=29)
Group Key: number
-> Sort (cost=29.29..29.34 rows=20 width=25)
Sort Key: number
-> Seq Scan on tbl_reimbursement_invoice_numbers (cost=0.00..28.86 rows=20 width=25)
Filter: ((number IS NOT NULL) AND (number <> ''::text) AND (number = ANY ('{26117000000394025608,26127000000053732496,26112000000366250021,26112000000355017556,26127000000013923348}'::text[])))