`SELECT ... WHERE match(key, '^prefix...')`
should use index similarly to
`SELECT ... WHERE key LIKE 'prefix%'`
}
            key_expr_type = recursiveRemoveLowCardinality(key_expr_type);
            DataTypePtr key_expr_type_not_null;
            bool key_expr_type_is_nullable = false;
            if (const auto * nullable_type = typeid_cast<const DataTypeNullable *>(key_expr_type.get()))
            {
                key_expr_type_is_nullable = true;
                key_expr_type_not_null = nullable_type->getNestedType();
            }
            else
                key_expr_type_not_null = key_expr_type;
            bool cast_not_needed = is_set_const 
                || ((isNativeInteger(key_expr_type_not_null) || isDateTime(key_expr_type_not_null))
                    && (isNativeInteger(const_type) || isDateTime(const_type))); 
            if (!cast_not_needed && !key_expr_type_not_null->equals(*const_type))
            {
                if (const_value.getType() == Field::Types::String)
                {
                    const_value = convertFieldToType(const_value, *key_expr_type_not_null);
                    if (const_value.isNull())
                        return false;
                    
                }
                else
                {
                    DataTypePtr common_type = tryGetLeastSupertype(DataTypes{key_expr_type_not_null, const_type});
                    if (!common_type)
                        return false;
                    if (!const_type->equals(*common_type))
                    {