code: public String createDeleteQuery(KunderaQuery kunderaQuery) {
          EntityMetadata metadata = kunderaQuery.getEntityMetadata();
          MetamodelImpl metaModel =
              (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(metadata.getPersistenceUnit());
          CQLTranslator translator = new CQLTranslator();
          String delete_query = translator.DELETE_QUERY;
  
          String tableName = kunderaQuery.getEntityMetadata().getTableName();
          delete_query = StringUtils.replace(delete_query, CQLTranslator.COLUMN_FAMILY,
              translator.ensureCase(new StringBuilder(), tableName, false).toString());
  
          StringBuilder builder = new StringBuilder(delete_query);
          builder.append(CQLTranslator.ADD_WHERE_CLAUSE);
  
          Class compoundKeyClass = metadata.getIdAttribute().getBindableJavaType();
          EmbeddableType compoundKey = null;
          String idColumn;
          if (metaModel.isEmbeddable(compoundKeyClass)) {
              compoundKey = metaModel.embeddable(compoundKeyClass);
              idColumn = ((AbstractAttribute) metadata.getIdAttribute()).getJPAColumnName();
          } else {
              idColumn = ((AbstractAttribute) metadata.getIdAttribute()).getJPAColumnName();
          }
  
          onCondition(metadata, metaModel, compoundKey, idColumn, builder, false, translator, false);
  
          return builder.toString();
      }
docs: Create Delete query from a given JPA query.
  
  @param kunderaQuery
  the kundera query
  @return the string