Datasnap.DBClient.TFetchOption

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[–] Properties Type: enum Visibility: public Source:

Datasnap.DBClient.pas

Datasnap.DBClient.hpp

Unit: Datasnap.DBClient Parent: Datasnap.DBClient

Delphi

TFetchOption = (foRecord, foBlobs, foDetails);

C++

enum DECLSPEC_DENUM TFetchOption : unsigned char { foRecord, foBlobs, foDetails };

Description

TFetchOption and TFetchOptions indicate the type of information about a record that a client dataset can request.

Providers encode the flags received from a client dataset that indicate what type of row information they require into a value of type TFetchOptions. This value is used internally when assembling the requested information. TFetchOptions is a set that includes zero or more of the following values:

Value	Meaning
foRecord	The values of fields on the current record. (Used to refresh records).
foBlobs	The values of BLOB fields on the current record. (Used to implement delayed fetching of BLOB data).
foDetails	Any nested dataset fields for the current record. (Used to implement delayed fetching of detail datasets.