COLUMN_ENTRY_LENGTH

Represents a binding on the rowset to the specific column in the database.

COLUMN_ENTRY_LENGTH(nOrdinal, data, length )

Parameters

See DBBINDING in the OLE DB Programmer's Reference.

• nOrdinal
  [in] The column number, starting with one. Bookmark corresponds to column zero.

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

• length
  [in] The variable to be bound to the column length.

Remarks

This macro supports the length variable. It is used in the following places:

• Between the BEGIN_COLUMN_MAP and END_COLUMN_MAP macros.

• Between the BEGIN_ACCESSOR and END_ACCESSOR macros.

• Between the BEGIN_PARAM_MAP and END_PARAM_MAP macros.

Requirements

Header: atldbcli.h

See Also

Concepts

Macros and Global Functions for OLE DB Consumer Templates

BEGIN_ACCESSOR

BEGIN_ACCESSOR_MAP

BEGIN_COLUMN_MAP

COLUMN_ENTRY

COLUMN_ENTRY_EX

COLUMN_ENTRY_PS

COLUMN_ENTRY_PS_LENGTH

COLUMN_ENTRY_LENGTH_STATUS

COLUMN_ENTRY_PS_LENGTH_STATUS

COLUMN_ENTRY_STATUS

COLUMN_ENTRY_PS_STATUS

END_ACCESSOR

END_ACCESSOR_MAP

END_COLUMN_MAP