PROVIDER_COLUMN_ENTRY

  • 项目

PROVIDER_COLUMN_ENTRY_GN ( name**,** ordinal**,** flags**,** colSize**,** dbtype**,** precision**,** scale**,** guid )

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.

flags

[in] Specifies how data is returned. See the dwFlags description in .

colSize

[in] The column size.

dbtype

[in] Indicates the data type of the value. See the wType description in .

precision

[in] Indicates the precision to use when getting data if dbType is DBTYPE_NUMERIC or DBTYPE_DECIMAL. See the bPrecision description in .

scale

[in] Indicates the scale to use when getting data if dbType is DBTYPE_NUMERIC or DBTYPE_DECIMAL. See the bScale description in .

member

[in] The member variable in dataClass corresponding to the column.

Remarks

Represents a specific column supported by the provider.

Macros for OLE DB Provider Templates

See Also

Using the OLE DB Provider Templates, The OLE DB Provider Architecture, Creating an OLE DB Provider