docs: private String initUpdateEmbeddedColumnQuery(Object[] keyValues, String embeddedColumn) {
  		StringBuilder queryBuilder = new StringBuilder( getUpdateEmbeddedNodeQuery() );
  		String[] columns = appendEmbeddedNodes( embeddedColumn, queryBuilder );
  		queryBuilder.append( " ON CREATE SET e." );
  		escapeIdentifier( queryBuilder, columns[columns.length - 1] );
  		queryBuilder.append( " = {" );
  		queryBuilder.append( keyValues.length );
  		queryBuilder.append( "}" );
  		queryBuilder.append( " ON MATCH SET e." );
  		escapeIdentifier( queryBuilder, columns[columns.length - 1] );
  		queryBuilder.append( " = {" );
  		queryBuilder.append( keyValues.length + 1 );
  		queryBuilder.append( "}" );
  		return queryBuilder.toString();
  	}