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Merge pull request #8922 from MHMasoon/patch-5
Fix a technichal issue about filtered indexes
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docs/relational-databases/indexes/create-filtered-indexes.md

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@@ -40,7 +40,7 @@ Filtered indexes can provide the following advantages over full-table indexes:
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When a column only has a few relevant values for queries, you can create a filtered index on the subset of values. The resulting index will be smaller and cost less to maintain than a full-table nonclustered index defined on the same key columns.
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For example, consider a filtered index in the following data scenarios. In each case, the `WHERE` clause of the filtered index should be a subset of the `WHERE` clause of a query to benefit from the filtered index.
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For example, consider a filtered index in the following data scenarios. In each case, the `WHERE` clause of the query should be a subset of the `WHERE` clause of the filtered index, to benefit from the filtered index.
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- When the values in a column are mostly NULL and the query selects only from the non-NULL values. You can create a filtered index for the non-NULL data rows.
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- When rows in a table are marked as processed by a recurring workflow or queue process. Over time, most rows in the table will be marked as processed. A filtered index on rows that aren't yet processed would benefit the recurring query that looks for rows that aren't yet processed.

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