Function hasImplicitCastMap

src/function/vector_cast_functions.cpp:247–254

}

static bool hasImplicitCastMap(const LogicalType& srcType, const LogicalType& dstType) {
    const auto& srcKeyType = MapType::getKeyType(srcType);
    const auto& srcValueType = MapType::getValueType(srcType);
    const auto& dstKeyType = MapType::getKeyType(dstType);
    const auto& dstValueType = MapType::getValueType(dstType);
    return CastFunction::hasImplicitCast(srcKeyType, dstKeyType) &&
           CastFunction::hasImplicitCast(srcValueType, dstValueType);
}

bool CastFunction::hasImplicitCast(const LogicalType& srcType, const LogicalType& dstType) {
    if (LogicalTypeUtils::isNested(srcType) && LogicalTypeUtils::isNested(dstType)) {