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The latest version of this topic can be found at PROVIDER_COLUMN_ENTRY_TYPE_LENGTH.
Represents a specific column supported by the provider.
Syntax
PROVIDER_COLUMN_ENTRY_TYPE_LENGTH(
name
, ordinal, dbtype, 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.
dbtype
[in] The data type in DBTYPE.
size
[in] The column size in bytes.
member
[in] The member variable in the data class that stores the data.
Remarks
Similar to PROVIDER_COLUMN_ENTRY_LENGTH but also allows you to specify the column's data type as well as size.
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