These tools enable the developer to provide database querying facilities to the end user.
Solution Center - Code examples using Database Query Building Components
 Need component that can help user to generate Query

Delphi Database Query Building Components by CrossCompass Ltd

CrossCompass Querying 3.9

CrossCompass is a query/reporting tool for both end-users and programmers alike accessing CSV, Excel and virtually any database on any platform. Extracts can be saved as Access,CSV,Excel,HTML,PDF or XML or merged with external Excel or CSV files prior to saving. Also the grid of data can be sent to a report designer.

Delphi Database Query Building Components by Active Database Software

Active Query Builder VCL Standard Edition 1.10.5

Active Query Builder is a component suite for Delphi and C++Builder to create complex queries via the intuitive visual interface easily. Whether it’s embedded into a database administration tool or a user report generator, in a Windows application or web page, Active Query Builder component is your best solution for your software. Its user-friendly GUI interface and unique query research capabilities provide optimized results and is sure to increase the number of potential users of your product.

Delphi Database Query Building Components by South Aspect Software Ltd

QueryDriver V1.0

The QueryDriver© is .net framework 2.0 control that allows your users to easily find the information they want on your SQL Server database. It works by accessing queries stored on your database that have been created by the development team. These queries are broken into their constituent parts which are then re-assembled when the user is working with them - sounds like it could be a bit complex but there's a data management application that comes along with the control to make all this easy!

Delphi Database Query Building Components by Korzh.com

EasyQuery.VCL 4.3.5

EasyQuery.VCL (old name: Simple Query) is Delphi/VCL version of our Easy Query product family. It is provided as set of native VCL components and controls which allows to integrate end-user-oriented query builder into your application.

Delphi Database Query Building Components by tmssoftware.com

TMS Query Studio V1.3

Make queries easy; flexible & powerful. Query Studio provides an easy way to give users access to powerful queries without requiring any knowledge about SQL. Users can setup complex queries in an almost natural language way with Query Studio. Dropping the component VisualQuery on the form and connect to the database opens the visual query power of Query Studio.