SQL  de SELECAO do dia Anterior.  Saldo Final: 42157.32
SELECT Saldo_Final FROM comissao_flex  WHERE Dominio = "81"   AND Empresa="1"    AND Vendedor="1215"    AND Data_Flex<"2021-09-11" ORDER BY Data_flex DESC LIMIT 1  

 SQL  de SELECAO do dia Anterior.  Saldo Final: -1319.66
SELECT Saldo_Final FROM comissao_flex  WHERE Dominio = "81"   AND Empresa="1"    AND Vendedor="1309"    AND Data_Flex<"2021-09-11" ORDER BY Data_flex DESC LIMIT 1