Okla. Stat. tit. 22, § 22-301: Manner of prosecution of offenses

Every felony must be prosecuted by indictment or information in

the district or superior court. Misdemeanors must be prosecuted by

information, except as otherwise provided by law: Provided,

however, that the district court or the judge thereof, may, by order

made, direct that any particular misdemeanor be presented to the

grand jury, and when so ordered it may be prosecuted by indictment.