SQL Functions

I have been trying to find a way to return more than one but different types of
variables. How do I return more than one but mix types of variables.
Any help is appriaciated.
Thanks;

CREATE FUNCTION allMoney_con(integer,integer,date,date) RETURNS ???? AS 'SELECT DISTINCT(inv_accts.id),
inv_accts.description,inv_accts.amtReceived, consultant.lastname, consultant.firstname, consultant.unumber,
officeDef.name,companyDef.abbreviation, inv_accts.dateReceived, employee.firstname, employee.lastname, inv_accts.type,
contractDef.phase_idFROM dbuser as consultant, employee, inv_accts, officeDef, employee_offices, companyDef, acctDef,
inv_contracts,contractDef, invention WHERE consultant.id = employee.user_id AND consultant.id =
employee_offices.user_idAND officeDef.id = employee_offices.office_id AND invention.company_id = companyDef.id AND
inv_accts.inv_id= inv_contracts.inv_id AND invention.id = inv_contracts.inv_idAND inv_contracts.con_id =
consultant.idANDconsultant.id = $1 AND invention.id = $2 --AND inv_accts.dateReceived BETWEEN $3 AND $4AND
inv_accts.acct_id= acctDef.id AND acctDef.contract_id = inv_contracts.contract_id AND inv_accts.type NOT LIKE
''DISCOVER%''AND ((acctDef.description LIKE ''%PAYMENT%'' --AND acctDef.description NOT LIKE ''3\\%%''AND
strpos(acctDef.description,''3%'') = 0AND acctDef.description NOT LIKE ''%DROP SELL%'') OR inv_accts.type LIKE
''%BOUNCEDCHECK%'' OR inv_accts.description LIKE ''%BC%'' OR inv_accts.type = ''REFUND'') AND contractDef.id =
inv_contracts.contract_idAND contractDef.id = acctDef.contract_idORDER BY officeDef.name ASC, consultant.lastname ASC,
inv_accts.dateReceivedASC;
 
' LANGUAGE SQL;

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