# Inquire

## Query Functionality

- Sort Results. Order the results of your query.

- Advanced Search Modes. A description of the `AdvancedSearch` functionality.

- Stored States. Use stored states to retrieve a set of results in future.

- Spelling Correction. Automatically suggest correct spellings for misspelled query terms, and adjust the results from spelling corrections.

- Query Manipulation Server. Use QMS to modify your queries.

## Query Parameters

- FieldText. A description of the `FieldText` query parameter, with some information about usage.

- Text. A description of the `Text` query parameter, with some information about usage.

## Improve Queries

- Query Results. Customize how to display your results.

- Result Relevance and Ranks. How IDOL determines the relevance order of results, and how you can adjust this order.

  - Adjust Query Results. Adjust the results in several ways.

- Optimize Queries. A few tips to help you improve the performance of queries.

- Improve Query Performance. More detail about how to configure your IDOL Server for query performance.

## Advanced Query Types

- Case-Sensitive Search. Search for terms with a specific case.

- Synonym Search. Search for terms, including synonyms of the query terms.

- Phrase Search. Search for exact phrases, rather than keywords.

- Soundex Search. Search for phonetically similar terms.

- Fuzzy Search. Search for terms with unknown spelling.

- ProperNames. Search for proper names, including names that contain stop words.

- Verity Query Language. Search for terms using Verity Query Language (VQL).

## Reference Topics

The following reference topics describe syntax and operators for queries:

- Query Syntax

- FieldText Operators

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