fn map_data_type(data_type: &str) -> Result<String> {
    let mapped = match data_type {
        "NUMBER" => "f64",
        "VARCHAR2" => "String",
        _ => "",
    };
    Ok(mapped.to_string())
}
/// Map the Oracle data type to a Rust data type.
Map the Oracle data type to a Rust data type.
Map the Oracle data type to a Rust data type .
fn map_data_type(data_type: &str) -> Result<String> {
    let mapped = match data_type {
        "NUMBER" => "f64",
        "VARCHAR2" => "String",
        _ => "",
    };
    Ok(mapped.to_string())
}
fn map_data_type ( data_type : & str ) -> Result < String > { let mapped = match data_type { " " => " " , " " => " " , _ => " " , } ; Ok ( mapped . to_string ( ) ) }
Map the Oracle data type to a Rust data type.
Map the Oracle data type to a Rust data type .
data_type
&str