A data warehouse deployment with multiple ETL, storage and querying tools often suffers due to the lack of:具有多个ETL存储和查询工具的数据仓库部署通常由于缺少:()?
（A）Disk space on the big data platform大数据平台上的磁盘空间
（B）Quality data modelers质量数据建模师
（C）Conflict between software vendors软件供应商之间的冲突
（D）Integration of the dictionaries to achieve common understanding整合词典以达成共识
（E）Common data types in the source datasets源数据集的常见数据类型 答案解析: 只有答案:“Integration of the dictionaries to achieve common understanding”相对靠谱
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