While you can use data virtualization alongside extract, transform, and load (ETL), it is increasingly seen as an alternative to ETL and other physical data integration methods.

ETL—meaning extract, transform, load—is a data integration process that combines, cleans and organizes data from multiple sources into a single, consistent data set for storage in a data …

Aug 8, 2025 · ETL 是 Extract（抽取）、Transform（转换）、Load（加载） 三个单词的缩写。 它的本质是一种 数据处理流程，用来把数据从一个或多个来源系统中抽取出来，经过清洗、转 …

ETL stands for extract, transform, and load and is a traditionally accepted way for organizations to combine data from multiple systems into a single database, data store, data warehouse, or data...

ETL是将企业内部各种形式、不同来源的数据经过抽取、清洗转换之后格式化的过程，其目的是整合企业中分散、零乱、标准不统一的数据，以便后续对数据进行分析、处理和应用。 ETL中的 …

Jul 17, 2025 · ETL和ELT是两种数据集成方法。 ETL先转换后加载，适用于数据深度清洗整合场景；ELT先加载后转换，适用于实时响应分析场景。 两者各有优劣，需依具体业务需求选择，且 …

ETL and its variant ELT (extract, load, transform), are increasingly used in cloud-based data warehousing. Applications involve not only batch processing, but also real-time streaming.

ETL is a three-step data integration process used to synthesize raw data from a data source to a data warehouse, data lake, or relational database. Data migrations and cloud data integrations …

什么是 ETL？ ETL（提取、转换、加载）指数据驱动型组织从多个来源收集数据，然后将数据集中起来以满足数据发现、报告、分析和决策需求的过程。

What is ETL? ETL stands for “Extract, Transform, and Load” and describes the set of processes to extract data from one system, transform it, and load it into a target repository.