COLUMN_ENTRY_EX

COLUMN_ENTRY_EX( nOrdinal, wType, nLength, nPrecision, nScale, data, length, status )

Parameters

See DBBINDING in the OLE DB Programmer's Reference.

nOrdinal

[in] The column number.

wType

[in] The data type.

nLength

[in] The data size in bytes.

nPrecision

[in] The maximum precision to use when getting data and wType is DBTYPE_NUMERIC. Otherwise, this parameter is ignored.

nScale

[in] The scale to use when getting data and wType is DBTYPE_NUMERIC or DBTYPE_DECIMAL.

data

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

length

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

status

[in] The variable to be bound to the column status.

Remarks

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

Macros for OLE DB Consumer Templates

Example

See BOOKMARK_ENTRY.

See Also

BEGIN_ACCESSOR, BEGIN_ACCESSOR_MAP, BEGIN_COLUMN_MAP, COLUMN_ENTRY, COLUMN_ENTRY_PS, COLUMN_ENTRY_PS_LENGTH, COLUMN_ENTRY_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