Viewing Parquet Data in RAD Studio Data Explorer

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Parquet FireDAC Components

Rapidly create and deploy powerful Delphi & C++Builder Apps that integrate with Parquet.

How to view Parquet data in RAD Studio Data Explorer using the CData FireDAC Components for Parquet.

Embarcadero RAD Studio provides a development environment for Delphi and C++Builder applications. With the CData FireDAC Components for Parquet, you gain access to live Parquet data within RAD Studio, abstracting the data into tables, views, and stored procedures that can be used to both retrieve Parquet data. This article will walk through connecting to Parquet using the Data Explorer.

Connecting to Parquet Data Using Data Explorer

You can create a simple application for displaying Parquet data by utilizing the CData FireDAC Components for Parquet and a new VCL Forms Application:

  1. Open the Data Explorer in RAD Studio and expand FireDAC.
  2. Right-click on CData Parquet Data Source and click Add New Connection.

  3. Name the connection.
  4. Fill in the necessary connection parameters and click OK.

    Connect to your local Parquet file(s) by setting the URI connection property to the location of the Parquet file.

  5. Back in the Data Explorer, expand the views for the connection.
  6. Create a new VCL Forms application and drag a view (for example: SampleTable_1) onto the form.

  7. Select the SampleTable_1View object on the form and set the Active property to true.
  8. Right-click on the object, bind visually, and link everything (*) to a new control (TStringGrid).

  9. Arrange the TStringGrid on the form and run the application to see the SampleTable_1 data.