Function binary_typecheck

src/expr/src/interpret.rs:1332–1353

(func: &BinaryFunc, arg0: &ReprColumnType, arg1: &ReprColumnType)

    }

    fn binary_typecheck(func: &BinaryFunc, arg0: &ReprColumnType, arg1: &ReprColumnType) -> bool {
        use BinaryFunc::*;
        match func {
            AddTimestampInterval(_) => {
                arg0.scalar_type == ReprScalarType::Timestamp
                    && arg1.scalar_type == ReprScalarType::Interval
            }
            AddNumeric(_) | SubNumeric(_) | MulNumeric(_) | DivNumeric(_) => {
                arg0.scalar_type == NUM_TYPE && arg1.scalar_type == NUM_TYPE
            }
            Eq(_) | Lt(_) | Gt(_) | Lte(_) | Gte(_) => arg0.scalar_type == arg1.scalar_type,
            DateTruncTimestamp(_) => {
                arg0.scalar_type == ReprScalarType::String
                    && arg1.scalar_type == ReprScalarType::Timestamp
            }
            JsonbGetString(_) | JsonbGetStringStringify(_) => {
                arg0.scalar_type == ReprScalarType::Jsonb
                    && arg1.scalar_type == ReprScalarType::String
            }
            _ => false,
        }
    }

    const INTERESTING_VARIADIC_FUNCS: &[VariadicFunc] = {
        use crate::scalar::func::variadic as v;