enum PsqlType {
    //Numeric Types.
    SmallInt,
    Integer,
    BigInt,
    Decimal,
    Numeric,
    Real,
    DoublePrecision,
    SmallSerial,
    Serial,
    BigSerial,

    Money,

    VarChar,
    Char,
    BpChar,
    Text,

    Bytea,

    Timestamp,
    TimestampTz,
    Date,
    Time,
    TimeTz,
    Interval,
    
    Boolean,
    
    
}

impl PsqlType {
    
}