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PROVIDER_COLUMN_ENTRY_LENGTH

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The latest version of this topic can be found at PROVIDER_COLUMN_ENTRY_LENGTH.

Represents a specific column supported by the provider.

Syntax

  
PROVIDER_COLUMN_ENTRY_LENGTH(  
name  
, ordinal, size, member )

Parameters

name
[in] The column name.

ordinal
[in] The column number. Unless the column is a Bookmark column, the column number must not be 0.

size
[in] The column size in bytes.

member
[in] The member variable in dataClass that stores the column data.

Remarks

Allows you to specify the column size.

Example

See BEGIN_PROVIDER_COLUMN_MAP.

Requirements

Header: atldb.h

See Also

Macros for OLE DB Provider Templates
OLE DB Provider Templates
OLE DB Provider Template Architecture
Creating an OLE DB Provider