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BLOB_ENTRY

  • Article

Used with BEGIN_COLUMN_MAP and END_COLUMN_MAP to bind a binary large object (BLOB).

BLOB_ENTRY(nOrdinal, IID, flags, data )

Paramètres

  • nOrdinal
    [in] The column number.

  • IID
    [in] Interface GUID, such as IDD_ISequentialStream, used to retrieve the BLOB.

  • flags
    [in] Storage-mode flags as defined by the OLE Structured Storage model (for example, STGM_READ).

  • data
    [in] The corresponding data member in the user record.

Exemple

See How Can I Retrieve a BLOB?.

Configuration requise

En-tête : atldbcli.h

Voir aussi

Référence

BEGIN_COLUMN_MAP

END_COLUMN_MAP

COLUMN_ENTRY

BLOB_ENTRY_LENGTH

BLOB_ENTRY_LENGTH_STATUS

BLOB_ENTRY_STATUS

Autres ressources

Macros et fonctions globales pour les modèles du consommateur OLE DB