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marvin-j97 committed Mar 11, 2024
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8 changes: 3 additions & 5 deletions docs/src/content/docs/guides/wide-column-intro.md
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The _webtable,_ the heart of the Google search engine, is stored in Bigtable. It stores web pages and references (anchors) between said pages.

`language` contains a single column containing the language code (e.g. **DE**).

`anchor` where each column qualifier is an anchor's href attribute. The cell value is the anchor text (`el.textContent` in JavaScript).

`contents` contains a single column containing the raw HTML document. By moving it into a separate locality group the rather large documents
- `language` contains a single column containing the language code (e.g. **DE**).
- `anchor` are links that point to the given website (`backlinks`), where each column qualifier is an anchor's href attribute. The cell value is the anchor text (`el.textContent` in JavaScript).
- `contents` contains a single column containing the raw HTML document. By moving it into a separate locality group the rather large documents
will not slow down frequent queries accessing the other columns. By using cell versions, the table can store a history of the web page.

The row key is the reversed domain key. This maximizes locality of pages under the same (sub-)domain.
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