How do you handle multi-source problems?

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To deal with the multi-source problems one should: Get involves in a restructuring of schemas, to accomplish schema integration. And, Identify similar records and merge them into a single document containing all relevant attributes without redundancy.

How would you tackle multi source problems?

To tackle multi-source problems, you need to:Identify similar data records and combine them into one record that will contain all the useful attributes, minus the redundancy.Facilitate schema integration through schema restructuring.

How do you handle data from multiple sources?

Merging Data from Multiple Sources1Download all data from each source. ... 2Combine all data sources into one list. ... 3Identify duplicates. ... 4Merge duplicates by identifying the surviving record. ... 5Verify and validate all fields. ... 6Standardize the data.

Where do you combine data from multiple sources?

In the Excel workbook, navigate to the Products query on the Products worksheet tab. Select a cell in the query, and then select Query > Merge. In the Merge dialog box, select Products as the primary table, and select Total Sales as the secondary or related query to merge.

What is multiple sources of data?

Using multiple sources of data means accessing a variety of types and kinds of data from more than one place. Some common data sources found within education include state assessments, school-site information, such as student cumulative files, and of course classroom-based sources.

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