21.11.3.6
```
cat /etc/clickhouse-server/node.tsv
1,test

cat /etc/clickhouse-server/node_dictionary.xml
<dictionaries>
    <dictionary>
        <name>node</name>
        <source>
            <file>
                <path>/etc/clickhouse-server/node.tsv</path>
                <format>CSV</format>
            </file>
        </source>
        <lifetime>0</lifetime>
        <layout><flat /></layout>
        <structure>
            <id><name>key</name></id>
            <attribute>
                <name>name</name>
                <type>String</type>
                <null_value></null_value>
            </attribute>
        </structure>
    </dictionary>
</dictionaries>

create table default.node ( key UInt64, name String ) Engine=Dictionary(node);

select * from default.node;
┌─key─┬─name─┐
│   1 │ test │
└─────┴──────┘

/etc/init.d/clickhouse-server restart

<Error> Application: DB::Exception: Cannot attach 1 tables due to cyclic dependencies. See server log for details.
<Information> Application: shutting down
```
else
            throw Exception();
        if (col_decl.comment)
            column.comment = col_decl.comment->as<ASTLiteral &>().value.get<String>();
        if (col_decl.codec)
        {
            if (col_decl.default_specifier == "ALIAS")
                throw Exception{"Cannot specify codec for column type ALIAS", ErrorCodes::BAD_ARGUMENTS};
            column.codec = CompressionCodecFactory::instance().validateCodecAndGetPreprocessedAST(
                col_decl.codec, column.type, sanity_check_compression_codecs, allow_experimental_codecs);
        }
        if (col_decl.ttl)
            column.ttl = col_decl.ttl;
        res.add(std::move(column));
    }
    if (context_->getSettingsRef().flatten_nested)
        res.flattenNested();
    if (res.getAllPhysical().empty())
        throw Exception{"Cannot CREATE table without physical columns", ErrorCodes::EMPTY_LIST_OF_COLUMNS_PASSED};
    return res;
}
ConstraintsDescription InterpreterCreateQuery::getConstraintsDescription(const ASTExpressionList * constraints)
{
    ASTs constraints_data;
    if (constraints)
        for (const auto & constraint : constraints->children)
            constraints_data.push_back(constraint->clone());
    return ConstraintsDescription{constraints_data};
}
InterpreterCreateQuery::TableProperties InterpreterCreateQuery::getTablePropertiesAndNormalizeCreateQuery(ASTCreateQuery & create) const