ノーコードでクラウド上のデータとの連携を実現。
詳細はこちら →BigQuery FireDAC Component を使えば、Delphi & C++ Builder アプリケーションからBigQuery データに簡単に連携できます。 Rapidly create and deploy powerful Delphi & C++Builder Apps that integrate with Google BigQuery data including Tables and Datasets.
機能紹介
- Supports BigQuery Standard and Legacy SQL dialects
- Industry-leading performance for reading and writing large datasets.
- Connect to live Google BigQuery data, for real-time data access
- Full support for data aggregation and complex JOINs in SQL queries
- Secure connectivity through modern cryptography, including TLS 1.2, SHA-256, ECC, etc.
Specifications
- Native FireDAC Components for BigQuery seamlessly integrate with RAD Studio
- Comprehensive support for CRUD (Create, Read, Update, & Delete)
- Full Unicode support for data, parameter, & metadata
- Support for 32-bit & 64-bit operating systems
- Requires Delphi, C++ Builder, or RAD Studio 10.2 Professional or higher
FireDAC Components
あらゆるデータソースにRDB と同感覚で連携が可能に
標準FireDAC Components
MySQL やSQL Server のようなRDBMS への接続と同感覚。 TDFManager、TDFConnection、TDFQueryUse といった標準FireDAC components として。
FDConnection1.Name := 'BigQueryConnection'; FDConnection1.DriverName := 'CData.Fire.BigQuery'; with FDConnection1.Params as TFDPhysCDataBigQueryConnectionDefParams do begin ... end; FDConnection1.Connected := true; FDQuery1.Active := true; FDQuery1.Open('select * from Dataset'); ...
Type SQL, Get BigQuery
データ連携アプリケーションを開発する最適解。 RDBMS の扱いと同感覚で、BigQuery への連携を、標準SQL で実装可能。JOIN、更新系、集計など多彩なSQL サポート。
SELECT WITH INNER JOIN
SELECT Dataset.Id, Dataset.Name, Dataset.Fax, Opportunity.AccountId, Opportunity.CloseDate FROM Dataset INNER JOIN Opportunity ON Dataset.Id = Opportunity.AccountId
集計関数
SELECT Name, AVG(AnnualRevenue) FROM Dataset GROUP BY Name
CRUD 処理
UPDATE Dataset SET Name='John' WHERE Id = @myId