MDAC 2.5 SDK - OLE DB Programmer's Reference
Appendix C: OLE DB Properties
Property group: Column
Property set: DBPROPSET_COLUMN
Type: VT_BOOL
Typical R/W: R/W
Description: Fixed Length
Indicates whether a column is fixed-length or variable-length.
Value | Meaning |
VARIANT_TRUE | The column is fixed-length, and ulColumnSize in the DBCOLUMNDESC structure contains the fixed-length value. |
VARIANT_FALSE or unspecified | The column is variable-length and ulColumnSize represents the maximum size of the column. |
Note This property does not apply to and should be ignored for types other than DBTYPE_STR, DBYTPE_WSTR, and DBTYPE_BYTES. For information about the DBCOLUMNDESC structure, see ITableDefinition::CreateTable.