public void putIfAbsent(String modelName,
                            String valueCName,
                            Column.ValueDataType dataType,
                            int defaultValue,
                            int scopeId) {
        this.putIfAbsent(modelName, valueCName, dataType, defaultValue, scopeId, false);
    }
Register the new metadata for the given model name.
oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/storage/annotation/ValueColumnMetadata.java